Sandboxes: Difference between revisions
From WikiMD's Wellness Encyclopedia
No edit summary |
No edit summary |
||
| (2 intermediate revisions by the same user not shown) | |||
| Line 1: | Line 1: | ||
== List of diseases == | |||
{{div col|colwidth=20em}} | {{div col|colwidth=20em}} | ||
# [[13q deletion syndrome]] | |||
# [[17β-Hydroxysteroid dehydrogenase III deficiency]] | |||
# [[1p36 deletion syndrome]] | |||
# [[1q21.1 duplication syndrome]] | |||
# [[2-Hydroxyglutaric aciduria]] | |||
# [[2-Methylbutyryl-CoA dehydrogenase deficiency]] | |||
# [[22q11.2 distal deletion syndrome]] | |||
# [[22q11.2 duplication syndrome]] | |||
# [[22q13 deletion syndrome]] | |||
# [[2p15-16.1 microdeletion syndrome]] | |||
# [[2q37 deletion syndrome]] | |||
# [[2q37 monosomy]] | |||
# [[3-Hydroxyisobutyryl-CoA deacylase deficiency]] | |||
# [[3-Methylcrotonyl-CoA carboxylase deficiency]] | |||
# [[3-Methylglutaconic aciduria]] | |||
# [[3C syndrome]] | |||
# [[3 hydroxyisobutyric aciduria]] | |||
# [[3q29 microdeletion syndrome]] | |||
# [[6-Pyruvoyltetrahydropterin synthase deficiency]] | |||
# [[6-phosphogluconate dehydrogenase deficiency]] | |||
# [[8p23.1 duplication syndrome]] | |||
# [[ACDC (medicine)]] | |||
# [[AIDS-related complex]] | |||
# [[ALPSA lesion]] | |||
# [[ANOTHER syndrome]] | |||
# [[AREDYLD syndrome]] | |||
# [[ATR-16 syndrome]] | |||
# [[ATR-X syndrome]] | |||
# [[AV nodal reentrant tachycardia]] | |||
# [[Aagenaes syndrome]] | |||
# [[Aase syndrome]] | |||
# [[Abdallat–Davis–Farrage syndrome]] | |||
# [[Abdominal aortic aneurysm]] | |||
# [[Abdominal chemodectomas with cutaneous angiolipomas]] | |||
# [[Abdominal distension]] | |||
# [[Abdominal obesity]] | |||
# [[Abdominal pain]] | |||
# [[Abdominal pregnancy]] | |||
# [[Abdominal trauma]] | |||
# [[Aberrant subclavian artery]] | |||
# [[Abetalipoproteinemia]] | |||
# [[Abietic acid dermatitis]] | |||
# [[Ablepharon macrostomia syndrome]] | |||
# [[Abrasion (medicine)]] | |||
# [[Abscess]] | |||
# [[Acanthamoeba infection]] | |||
# [[Acanthamoeba keratitis]] | |||
# [[Acantholysis]] | |||
# [[Acantholytic dyskeratotic epidermal nevus]] | |||
# [[Acanthoma]] | |||
# [[Acanthosis nigricans]] | |||
# [[Acatalasia]] | |||
# [[Accelerated idioventricular rhythm]] | |||
# [[Accessory auricle]] | |||
# [[Accessory breast]] | |||
# [[Accessory deep peroneal nerve]] | |||
# [[Accessory nerve disorder]] | |||
# [[Accessory spleen]] | |||
# [[Aceruloplasminemia]] | |||
# [[Acetabular fracture]] | |||
# [[Acetabular labrum tear]] | |||
# [[Achard syndrome]] | |||
# [[Achilles tendinitis]] | |||
# [[Achilles tendon rupture]] | |||
# [[Achlorhydria]] | |||
# [[Achondrogenesis type 1B]] | |||
# [[Achondrogenesis type 2]] | |||
# [[Achondroplasia]] | |||
# [[Achondroplasia in children]] | |||
# [[Acid peptic diseases]] | |||
# [[Acinar cell carcinoma of the pancreas]] | |||
# [[Acinic cell carcinoma]] | |||
# [[Acinic cell carcinoma of the lung]] | |||
# [[Ackerman syndrome]] | |||
# [[Acne keloidalis nuchae]] | |||
# [[Acneiform eruption]] | |||
# [[Acquired brain injury]] | |||
# [[Acquired non-inflammatory myopathy]] | |||
# [[Acral lentiginous melanoma]] | |||
# [[Acral nevus]] | |||
# [[Acrania]] | |||
# [[Acro-oto-radial syndrome]] | |||
# [[Acrocallosal syndrome]] | |||
# [[Acrocephalosyndactyly]] | |||
# [[Acrocyanosis]] | |||
# [[Acrodermatitis enteropathica]] | |||
# [[Acrogeria]] | |||
# [[Acrokeratoelastoidosis of Costa]] | |||
# [[Acrokeratosis verruciformis]] | |||
# [[Acromegaly]] | |||
# [[Acropachy]] | |||
# [[Acropectoral syndrome]] | |||
# [[Acrophobia]] | |||
# [[Acrospiroma]] | |||
# [[Acro–dermato–ungual–lacrimal–tooth syndrome]] | |||
# [[Actinic cheilitis]] | |||
# [[Actinic conjunctivitis]] | |||
# [[Actinic elastosis]] | |||
# [[Actinic keratosis]] | |||
# [[Actinomycosis]] | |||
# [[Activated PI3K delta syndrome]] | |||
# [[Activated protein C resistance]] | |||
# [[Acute HME syndrome]] | |||
# [[Acute aortic syndrome]] | |||
# [[Acute beryllium poisoning]] | |||
# [[Acute bronchitis]] | |||
# [[Acute coronary syndrome]] | |||
# [[Acute decompensated heart failure]] | |||
# [[Acute erythroid leukemia]] | |||
# [[Acute esophageal necrosis]] | |||
# [[Acute exacerbation of chronic obstructive pulmonary disease]] | |||
# [[Acute flaccid myelitis]] | |||
# [[Acute generalized exanthematous pustulosis]] | |||
# [[Acute hemorrhagic conjunctivitis]] | |||
# [[Acute hemorrhagic edema of infancy]] | |||
# [[Acute intermittent porphyria]] | |||
# [[Acute interstitial pneumonitis]] | |||
# [[Acute kidney injury]] | |||
# [[Acute limb ischaemia]] | |||
# [[Acute liver failure]] | |||
# [[Acute megakaryoblastic leukemia]] | |||
# [[Acute monocytic leukemia]] | |||
# [[Acute myeloblastic leukemia without maturation]] | |||
# [[Acute pancreatitis]] | |||
# [[Acute pericarditis]] | |||
# [[Acute posterior multifocal placoid pigment epitheliopathy]] | |||
# [[Acute promyelocytic leukemia]] | |||
# [[Acute prostatitis]] | |||
# [[Acute respiratory distress syndrome]] | |||
# [[Acute visual loss]] | |||
# [[Acyanotic heart defect]] | |||
# [[Acyl-CoA oxidase deficiency]] | |||
# [[Acytosiosis]] | |||
# [[Adamantinoma]] | |||
# [[Addiction]] | |||
# [[Adenocarcinoma]] | |||
# [[Adenocarcinoma in situ of the lung]] | |||
# [[Adenoid cystic carcinoma]] | |||
# [[Adenoiditis]] | |||
# [[Adenolipoma]] | |||
# [[Adenoma]] | |||
# [[Adenoma sebaceum]] | |||
# [[Adenomatoid odontogenic tumor]] | |||
# [[Adenomatoid tumor]] | |||
# [[Adenomyoepithelioma of the breast]] | |||
# [[Adenomyomatosis]] | |||
# [[Adenomyosis]] | |||
# [[Adenosine deaminase 2 deficiency]] | |||
# [[Adenosine deaminase deficiency]] | |||
# [[Adenosine monophosphate deaminase deficiency type 1]] | |||
# [[Adenosquamous carcinoma]] | |||
# [[Adenoviral keratoconjunctivitis]] | |||
# [[Adenovirus infection]] | |||
# [[Adenylosuccinate lyase deficiency]] | |||
# [[Adermatoglyphia]] | |||
# [[Adhesion (medicine)]] | |||
# [[Adhesive capsulitis of the shoulder]] | |||
# [[Adie syndrome]] | |||
# [[Adipomastia]] | |||
# [[Adiposogenital dystrophy]] | |||
# [[Adipsia]] | |||
# [[Adnexal mass]] | |||
# [[Adrenal crisis]] | |||
# [[Adrenal insufficiency]] | |||
# [[Adrenal tumor]] | |||
# [[Adrenocortical adenoma]] | |||
# [[Adrenocortical carcinoma]] | |||
# [[Adrenoleukodystrophy]] | |||
# [[Adult T-cell leukemia/lymphoma]] | |||
# [[Adult polyglucosan body disease]] | |||
# [[Adverse drug reaction]] | |||
# [[Aerobic vaginitis]] | |||
# [[Aerosinusitis]] | |||
# [[Aerosol burn]] | |||
# [[African iron overload]] | |||
# [[African tick bite fever]] | |||
# [[African trypanosomiasis]] | |||
# [[Aggressive NK-cell leukemia]] | |||
# [[Aggressive angiomyxoma]] | |||
# [[Aggressive digital papillary adenocarcinoma]] | |||
# [[Aggressive fibromatosis]] | |||
# [[Aggressive lymphoma]] | |||
# [[Agonal respiration]] | |||
# [[Agoraphobia]] | |||
# [[Aicardi–Goutières syndrome]] | |||
# [[Ainhum]] | |||
# [[Air embolism]] | |||
# [[Airbag dermatitis]] | |||
# [[Akathisia]] | |||
# [[Albinism in humans]] | |||
# [[Albinism–deafness syndrome]] | |||
# [[Alcohol abuse]] | |||
# [[Alcohol flush reaction]] | |||
# [[Alcohol intolerance]] | |||
# [[Alcohol intoxication]] | |||
# [[Alcohol withdrawal syndrome]] | |||
# [[Alcoholic cardiomyopathy]] | |||
# [[Alcoholic hallucinosis]] | |||
# [[Alcoholic hepatitis]] | |||
# [[Alcoholic ketoacidosis]] | |||
# [[Alcoholic liver disease]] | |||
# [[Alcoholic lung disease]] | |||
# [[Alcoholic polyneuropathy]] | |||
# [[Alcoholism]] | |||
# [[Aldolase A deficiency]] | |||
# [[Alexander disease]] | |||
# [[Alimentary toxic aleukia]] | |||
# [[Alkhurma virus]] | |||
# [[Allan–Herndon–Dudley syndrome]] | |||
# [[Allergic conjunctivitis]] | |||
# [[Allergic contact dermatitis]] | |||
# [[Allergic rhinitis]] | |||
# [[Allergy]] | |||
# [[Allochiria]] | |||
# [[Allodynia]] | |||
# [[Allopurinol hypersensitivity syndrome]] | |||
# [[Alopecia areata]] | |||
# [[Alopecia totalis]] | |||
# [[Alopecia universalis]] | |||
# [[Alpha-1 antitrypsin deficiency]] | |||
# [[Alport syndrome]] | |||
# [[Alström syndrome]] | |||
# [[Altered level of consciousness]] | |||
# [[Alternariosis]] | |||
# [[Altitude sickness]] | |||
# [[Alveolar lung disease]] | |||
# [[Alveolar osteitis]] | |||
# [[Alveolar soft part sarcoma]] | |||
# [[Alwadei syndrome]] | |||
# [[Alzheimer's disease]] | |||
# [[Amalgam tattoo]] | |||
# [[Amaurosis congenita, cone-rod type, with congenital hypertrichosis]] | |||
# [[Amaurosis fugax]] | |||
# [[Amblyopia]] | |||
# [[Amelanotic melanoma]] | |||
# [[Amelia (birth defect)]] | |||
# [[Aminoaciduria]] | |||
# [[Aminolevulinic acid dehydratase deficiency porphyria]] | |||
# [[Amniotic fluid embolism]] | |||
# [[Amoebiasis]] | |||
# [[Amoebic brain abscess]] | |||
# [[Amoebic liver abscess]] | |||
# [[Amphetamine dependence]] | |||
# [[Amplified musculoskeletal pain syndrome]] | |||
# [[Amputation]] | |||
# [[Amyloid-related imaging abnormalities]] | |||
# [[Amyloid purpura]] | |||
# [[Amyloidosis]] | |||
# [[Anal cancer]] | |||
# [[Anal fissure]] | |||
# [[Anal fistula]] | |||
# [[Analbuminaemia]] | |||
# [[Analgesic nephropathy]] | |||
# [[Anaplasmosis]] | |||
# [[Anaplastic large-cell lymphoma]] | |||
# [[Anaplastic thyroid cancer]] | |||
# [[Anasarca]] | |||
# [[Andermann syndrome]] | |||
# [[Androgen insensitivity syndrome]] | |||
# [[Anemia]] | |||
# [[Anencephaly]] | |||
# [[Aneuploidy]] | |||
# [[Aneurysm]] | |||
# [[Aneurysm of sinus of Valsalva]] | |||
# [[Angelman syndrome]] | |||
# [[Angina bullosa haemorrhagica]] | |||
# [[Angiodysplasia]] | |||
# [[Angioedema]] | |||
# [[Angioid streaks]] | |||
# [[Angiokeratoma]] | |||
# [[Angioleiomyoma]] | |||
# [[Angiolipoma]] | |||
# [[Angiolymphoid hyperplasia with eosinophilia]] | |||
# [[Angioma serpiginosum]] | |||
# [[Angiomatoid fibrous histiocytoma]] | |||
# [[Angiomatosis]] | |||
# [[Angiomyolipoma]] | |||
# [[Angiosarcoma]] | |||
# [[Angular cheilitis]] | |||
# [[Angular limb deformity]] | |||
# [[Anhedonia]] | |||
# [[Animal bite]] | |||
# [[Aniridia]] | |||
# [[Anisakis]] | |||
# [[Anismus]] | |||
# [[Anisocoria]] | |||
# [[Anisocytosis]] | |||
# [[Ankle fracture]] | |||
# [[Ankylosing spondylitis]] | |||
# [[Ankylosis]] | |||
# [[Annular erythema of infancy]] | |||
# [[Annular pancreas]] | |||
# [[Annuloaortic ectasia]] | |||
# [[Anodontia]] | |||
# [[Anomalous pulmonary venous connection]] | |||
# [[Anomic aphasia]] | |||
# [[Anophthalmia]] | |||
# [[Anopsia]] | |||
# [[Anorectal abscess]] | |||
# [[Anorexia (symptom)]] | |||
# [[Anorexia nervosa]] | |||
# [[Anotia]] | |||
# [[Ant venom]] | |||
# [[Anterior cerebral artery syndrome]] | |||
# [[Anterior cruciate ligament injury]] | |||
# [[Anterior horn disease]] | |||
# [[Anterior segment mesenchymal dysgenesis]] | |||
# [[Anterior spinal artery syndrome]] | |||
# [[Anthrax]] | |||
# [[Anti-NMDA receptor encephalitis]] | |||
# [[Antiphospholipid syndrome]] | |||
# [[Antisynthetase syndrome]] | |||
# [[Antley–Bixler syndrome]] | |||
# [[Antrectomy]] | |||
# [[Anxiety disorder]] | |||
# [[Aortic dissection]] | |||
# [[Aortic regurgitation]] | |||
# [[Aortic rupture]] | |||
# [[Aortic stenosis]] | |||
# [[Aortocaval compression syndrome]] | |||
# [[Aortoenteric fistula]] | |||
# [[Aortoiliac occlusive disease]] | |||
# [[Apeirophobia]] | |||
# [[Aphagia]] | |||
# [[Aphakia]] | |||
# [[Aphasia]] | |||
# [[Aplasia cutis congenita]] | |||
# [[Apnea]] | |||
# [[Apocrine gland carcinoma]] | |||
# [[Apolipoprotein B deficiency]] | |||
# [[Aposthia]] | |||
# [[Apparent mineralocorticoid excess syndrome]] | |||
# [[Appendicitis]] | |||
# [[Appendix cancer]] | |||
# [[Apraxia]] | |||
# [[Aquarium granuloma]] | |||
# [[Aqueductal stenosis]] | |||
# [[Arachnodactyly]] | |||
# [[Arachnoid cyst]] | |||
# [[Arachnoiditis]] | |||
# [[Arachnophobia]] | |||
# [[Arakawa's syndrome II]] | |||
# [[Arbovirus]] | |||
# [[Arcuate uterus]] | |||
# [[Arcus senilis]] | |||
# [[Argentine hemorrhagic fever]] | |||
# [[Arginine:glycine amidinotransferase deficiency]] | |||
# [[Argininemia]] | |||
# [[Argininosuccinic aciduria]] | |||
# [[Argyria]] | |||
# [[Aromatase deficiency]] | |||
# [[Aromatase excess syndrome]] | |||
# [[Arrhinia]] | |||
# [[Arrhythmogenic cardiomyopathy]] | |||
# [[Arsenic poisoning]] | |||
# [[Arsenical keratosis]] | |||
# [[Arterial calcification due to CD73 deficiency]] | |||
# [[Arterial dissections]] | |||
# [[Arterial embolism]] | |||
# [[Arterial insufficiency ulcer]] | |||
# [[Arteriolosclerosis]] | |||
# [[Arteriosclerosis]] | |||
# [[Arteriosclerosis obliterans]] | |||
# [[Arteriovenous fistula]] | |||
# [[Arteriovenous malformation]] | |||
# [[Arteritis]] | |||
# [[Arthritis]] | |||
# [[Arthritis mutilans]] | |||
# [[Arthrogryposis–renal dysfunction–cholestasis syndrome]] | |||
# [[Arthropathy]] | |||
# [[Arthropod bites and stings]] | |||
# [[Arts syndrome]] | |||
# [[Asbestos-related diseases]] | |||
# [[Asbestosis]] | |||
# [[Ascariasis]] | |||
# [[Ascending cholangitis]] | |||
# [[Ascher's syndrome]] | |||
# [[Ascites]] | |||
# [[Aseptic meningitis]] | |||
# [[Asherman's syndrome]] | |||
# [[Ashman phenomenon]] | |||
# [[Aspartylglucosaminuria]] | |||
# [[Asperger syndrome]] | |||
# [[Aspergilloma]] | |||
# [[Aspergillosis]] | |||
# [[Aspiration pneumonia]] | |||
# [[Aspirin-exacerbated respiratory disease]] | |||
# [[Asplenia with cardiovascular anomalies]] | |||
# [[Associative visual agnosia]] | |||
# [[Asteroid hyalosis]] | |||
# [[Asthma]] | |||
# [[Astigmatism]] | |||
# [[Astraphobia]] | |||
# [[Astroblastoma]] | |||
# [[Astrocytoma]] | |||
# [[Asystole]] | |||
# [[Ataxic cerebral palsy]] | |||
# [[Ataxic respiration]] | |||
# [[Atelectasis]] | |||
# [[Atelosteogenesis, type II]] | |||
# [[Atelosteogenesis type I]] | |||
# [[Atheroma]] | |||
# [[Atherosclerosis]] | |||
# [[Athetoid cerebral palsy]] | |||
# [[Athetosis]] | |||
# [[Athlete's foot]] | |||
# [[Athletic heart syndrome]] | |||
# [[Atopy]] | |||
# [[Atrial fibrillation]] | |||
# [[Atrial septal defect]] | |||
# [[Atrioventricular reentrant tachycardia]] | |||
# [[Atrioventricular septal defect]] | |||
# [[Atrophic gastritis]] | |||
# [[Atrophic vaginitis]] | |||
# [[Atrophy]] | |||
# [[Attenuated patella alta]] | |||
# [[Atypical depression]] | |||
# [[Atypical ductal hyperplasia]] | |||
# [[Atypical fibroxanthoma]] | |||
# [[Atypical polypoid adenomyoma]] | |||
# [[Atypical teratoid rhabdoid tumor]] | |||
# [[Atypical trigeminal neuralgia]] | |||
# [[Aura (symptom)]] | |||
# [[Auto-brewery syndrome]] | |||
# [[Autoimmune disease]] | |||
# [[Autoimmune encephalitis]] | |||
# [[Autoimmune hepatitis]] | |||
# [[Autoimmune inner ear disease]] | |||
# [[Autoimmune pancreatitis]] | |||
# [[Autoimmune polyendocrine syndrome]] | |||
# [[Autoimmune polyendocrine syndrome type 1]] | |||
# [[Autoimmune polyendocrine syndrome type 2]] | |||
# [[Autoimmune urticaria]] | |||
# [[Automatic tachycardia]] | |||
# [[Autosomal dominant cerebellar ataxia]] | |||
# [[Autosomal dominant hypophosphatemic rickets]] | |||
# [[Autosomal dominant multiple pterygium syndrome]] | |||
# [[Autosomal dominant porencephaly type I]] | |||
# [[Autosomal recessive cerebellar ataxia type 1]] | |||
# [[Autosomal recessive isolated ectopia lentis]] | |||
# [[Autosomal recessive multiple epiphyseal dysplasia]] | |||
# [[Autosomal recessive spastic ataxia of Charlevoix-Saguenay]] | |||
# [[Avascular necrosis]] | |||
# [[Avoidant personality disorder]] | |||
# [[Avulsion fracture]] | |||
# [[Axial spondyloarthritis]] | |||
# [[Axillary lymphadenopathy]] | |||
# [[Axillary nerve dysfunction]] | |||
# [[Ayazi syndrome]] | |||
# [[Azoospermia]] | |||
# [[B-cell prolymphocytic leukemia]] | |||
# [[BENTA disease]] | |||
# [[BK virus]] | |||
# [[BRCA mutation]] | |||
# [[Baastrup's sign]] | |||
# [[Babesiosis]] | |||
# [[Bacillary angiomatosis]] | |||
# [[Back pain]] | |||
# [[Back strain]] | |||
# [[Bacterial pneumonia]] | |||
# [[Bacterial vaginosis]] | |||
# [[Bacteriuria]] | |||
# [[Bad breath]] | |||
# [[Bainbridge–Ropers syndrome]] | |||
# [[Baker's cyst]] | |||
# [[Balanitis]] | |||
# [[Balanitis circinata]] | |||
# [[Balanitis plasmacellularis]] | |||
# [[Balantidiasis]] | |||
# [[Balkan endemic nephropathy]] | |||
# [[Baller–Gerold syndrome]] | |||
# [[Balloon cell nevus]] | |||
# [[Balo concentric sclerosis]] | |||
# [[Band keratopathy]] | |||
# [[Bangstad syndrome]] | |||
# [[Bankart lesion]] | |||
# [[Bannayan–Riley–Ruvalcaba syndrome]] | |||
# [[Banti's syndrome]] | |||
# [[Barakat syndrome]] | |||
# [[Bardet–Biedl syndrome]] | |||
# [[Bare lymphocyte syndrome]] | |||
# [[Bare lymphocyte syndrome type II]] | |||
# [[Baritosis]] | |||
# [[Barodontalgia]] | |||
# [[Barotrauma]] | |||
# [[Barrett's esophagus]] | |||
# [[Barth syndrome]] | |||
# [[Bartholin's cyst]] | |||
# [[Bartholin gland carcinoma]] | |||
# [[Bartter syndrome]] | |||
# [[Basal-cell carcinoma]] | |||
# [[Basal ganglia disease]] | |||
# [[Basaloid follicular hamartoma]] | |||
# [[Basidiobolomycosis]] | |||
# [[Basilar skull fracture]] | |||
# [[Basopenia]] | |||
# [[Bauxite fibrosis]] | |||
# [[Bazex–Dupré–Christol syndrome]] | |||
# [[Beau's lines]] | |||
# [[Becker's nevus]] | |||
# [[Becker muscular dystrophy]] | |||
# [[Beckwith–Wiedemann syndrome]] | |||
# [[Bed bug]] | |||
# [[Bee sting]] | |||
# [[Behr syndrome]] | |||
# [[Bell's mania]] | |||
# [[Benign early repolarization]] | |||
# [[Benign fasciculation syndrome]] | |||
# [[Benign lymphoepithelial lesion]] | |||
# [[Benign melanocytic nevus]] | |||
# [[Benign neonatal hemangiomatosis]] | |||
# [[Benign paroxysmal positional vertigo]] | |||
# [[Benign prostatic hyperplasia]] | |||
# [[Benign symmetric lipomatosis]] | |||
# [[Benign tumor]] | |||
# [[Bennett's fracture]] | |||
# [[Benzodiazepine dependence]] | |||
# [[Benzodiazepine overdose]] | |||
# [[Benzodiazepine withdrawal syndrome]] | |||
# [[Berdon syndrome]] | |||
# [[Bernard–Soulier syndrome]] | |||
# [[Bertolotti's syndrome]] | |||
# [[Berylliosis]] | |||
# [[Beryllium granuloma]] | |||
# [[Beta-ketothiolase deficiency]] | |||
# [[Beta thalassemia]] | |||
# [[Bethlem myopathy]] | |||
# [[Bezoar]] | |||
# [[Biceps femoris tendon rupture]] | |||
# [[Bicornuate uterus]] | |||
# [[Bicuspid aortic valve]] | |||
# [[Bietti's crystalline dystrophy]] | |||
# [[Bifascicular block]] | |||
# [[Bifid rib]] | |||
# [[Bigeminy]] | |||
# [[Biliary atresia]] | |||
# [[Biliary colic]] | |||
# [[Biliary fistula]] | |||
# [[Biliary pseudolithiasis]] | |||
# [[Biliary sludge]] | |||
# [[Bilirubinuria]] | |||
# [[Binasal hemianopsia]] | |||
# [[Binge drinking]] | |||
# [[Binge eating disorder]] | |||
# [[Binswanger's disease]] | |||
# [[Binucleated cells]] | |||
# [[Biotin deficiency]] | |||
# [[Biotinidase deficiency]] | |||
# [[Bipartite patella]] | |||
# [[Biphenotypic sinonasal sarcoma]] | |||
# [[Bird fancier's lung]] | |||
# [[Birdshot chorioretinopathy]] | |||
# [[Birk-Barel syndrome]] | |||
# [[Birth defect]] | |||
# [[Birth trauma (physical)]] | |||
# [[Birthmark]] | |||
# [[Birt–Hogg–Dubé syndrome]] | |||
# [[Bitemporal hemianopsia]] | |||
# [[Bitot's spots]] | |||
# [[Black eye]] | |||
# [[Black hairy tongue]] | |||
# [[Black lung disease]] | |||
# [[Bladder cancer]] | |||
# [[Bladder exstrophy]] | |||
# [[Bladder sphincter dyssynergia]] | |||
# [[Bladder stone]] | |||
# [[Blast injury]] | |||
# [[Blastic plasmacytoid dendritic cell neoplasm]] | |||
# [[Blastocystosis]] | |||
# [[Blastomycosis]] | |||
# [[Bleeding]] | |||
# [[Bleeding diathesis]] | |||
# [[Blepharitis]] | |||
# [[Blepharophimosis, ptosis, epicanthus inversus syndrome]] | |||
# [[Blepharophimosis intellectual disability syndromes]] | |||
# [[Blighted ovum]] | |||
# [[Blister]] | |||
# [[Blood-borne disease]] | |||
# [[Blood in stool]] | |||
# [[Blount's disease]] | |||
# [[Blue baby syndrome]] | |||
# [[Blue diaper syndrome]] | |||
# [[Blue nevus]] | |||
# [[Blue rubber bleb nevus syndrome]] | |||
# [[Blueberry muffin baby]] | |||
# [[Blunt splenic trauma]] | |||
# [[Blunt trauma]] | |||
# [[Bochdalek hernia]] | |||
# [[Body-focused repetitive behavior]] | |||
# [[Body dysmorphic disorder]] | |||
# [[Boil]] | |||
# [[Bone cyst]] | |||
# [[Bone erosion]] | |||
# [[Bone fracture]] | |||
# [[Bone metastasis]] | |||
# [[Bone resorption]] | |||
# [[Bone tumor]] | |||
# [[Bonnet–Dechaume–Blanc syndrome]] | |||
# [[Boomerang dysplasia]] | |||
# [[Borderline leprosy]] | |||
# [[Borderline personality disorder]] | |||
# [[Borderline tuberculoid leprosy]] | |||
# [[Bornholm disease]] | |||
# [[Bosch–Boonstra–Schaaf optic atrophy syndrome]] | |||
# [[Botulism]] | |||
# [[Boutonneuse fever]] | |||
# [[Boutonniere deformity]] | |||
# [[Bovine spongiform encephalopathy]] | |||
# [[Bowel-associated dermatosis–arthritis syndrome]] | |||
# [[Bowel infarction]] | |||
# [[Bowel obstruction]] | |||
# [[Bowenoid papulosis]] | |||
# [[Boxer's fracture]] | |||
# [[Brachial plexus injury]] | |||
# [[Brachycephaly]] | |||
# [[Brachydactyly]] | |||
# [[Brachydactyly type D]] | |||
# [[Brachymetatarsia]] | |||
# [[Brachyphalangy]] | |||
# [[Bradycardia]] | |||
# [[Bradyphrenia]] | |||
# [[Brain abscess]] | |||
# [[Brain death]] | |||
# [[Brain herniation]] | |||
# [[Brain injury]] | |||
# [[Brain tumor]] | |||
# [[Brainstem glioma]] | |||
# [[Branch retinal artery occlusion]] | |||
# [[Branch retinal vein occlusion]] | |||
# [[Branched-chain keto acid dehydrogenase kinase deficiency]] | |||
# [[Branchial cleft cyst]] | |||
# [[Branchio-oculo-facial syndrome]] | |||
# [[Branchio-oto-renal syndrome]] | |||
# [[Breast atrophy]] | |||
# [[Breast cancer]] | |||
# [[Breast cyst]] | |||
# [[Breast eczema]] | |||
# [[Breast engorgement]] | |||
# [[Breast hypertrophy]] | |||
# [[Breast mass]] | |||
# [[Breast pain]] | |||
# [[Breast pump]] | |||
# [[Breastfeeding difficulties]] | |||
# [[Breech birth]] | |||
# [[Brenner tumour]] | |||
# [[Bright's disease]] | |||
# [[Brittle asthma]] | |||
# [[Brody myopathy]] | |||
# [[Broken finger]] | |||
# [[Broken toe]] | |||
# [[Bronchiolitis]] | |||
# [[Bronchiolitis obliterans]] | |||
# [[Bronchitis]] | |||
# [[Bronchogenic cyst]] | |||
# [[Bronchomalacia]] | |||
# [[Bronchophony]] | |||
# [[Bronchopulmonary dysplasia]] | |||
# [[Bronchospasm]] | |||
# [[Brown tumor]] | |||
# [[Bruck syndrome]] | |||
# [[Brugada syndrome]] | |||
# [[Bruise]] | |||
# [[Brunner syndrome]] | |||
# [[Bruxism]] | |||
# [[Bubonic plague]] | |||
# [[Buccal exostosis]] | |||
# [[Budd–Chiari syndrome]] | |||
# [[Bulimia nervosa]] | |||
# [[Bullous impetigo]] | |||
# [[Bullous keratopathy]] | |||
# [[Bullous pemphigoid]] | |||
# [[Bundle branch block]] | |||
# [[Bunion]] | |||
# [[Buphthalmos]] | |||
# [[ | |||
{{div col end}} | {{div col end}} | ||
[[Category:WikiMD]] | |||
__NOINDEX__ | |||
Latest revision as of 21:52, 7 May 2025
List of diseases[edit]
- 13q deletion syndrome
- 17β-Hydroxysteroid dehydrogenase III deficiency
- 1p36 deletion syndrome
- 1q21.1 duplication syndrome
- 2-Hydroxyglutaric aciduria
- 2-Methylbutyryl-CoA dehydrogenase deficiency
- 22q11.2 distal deletion syndrome
- 22q11.2 duplication syndrome
- 22q13 deletion syndrome
- 2p15-16.1 microdeletion syndrome
- 2q37 deletion syndrome
- 2q37 monosomy
- 3-Hydroxyisobutyryl-CoA deacylase deficiency
- 3-Methylcrotonyl-CoA carboxylase deficiency
- 3-Methylglutaconic aciduria
- 3C syndrome
- 3 hydroxyisobutyric aciduria
- 3q29 microdeletion syndrome
- 6-Pyruvoyltetrahydropterin synthase deficiency
- 6-phosphogluconate dehydrogenase deficiency
- 8p23.1 duplication syndrome
- ACDC (medicine)
- AIDS-related complex
- ALPSA lesion
- ANOTHER syndrome
- AREDYLD syndrome
- ATR-16 syndrome
- ATR-X syndrome
- AV nodal reentrant tachycardia
- Aagenaes syndrome
- Aase syndrome
- Abdallat–Davis–Farrage syndrome
- Abdominal aortic aneurysm
- Abdominal chemodectomas with cutaneous angiolipomas
- Abdominal distension
- Abdominal obesity
- Abdominal pain
- Abdominal pregnancy
- Abdominal trauma
- Aberrant subclavian artery
- Abetalipoproteinemia
- Abietic acid dermatitis
- Ablepharon macrostomia syndrome
- Abrasion (medicine)
- Abscess
- Acanthamoeba infection
- Acanthamoeba keratitis
- Acantholysis
- Acantholytic dyskeratotic epidermal nevus
- Acanthoma
- Acanthosis nigricans
- Acatalasia
- Accelerated idioventricular rhythm
- Accessory auricle
- Accessory breast
- Accessory deep peroneal nerve
- Accessory nerve disorder
- Accessory spleen
- Aceruloplasminemia
- Acetabular fracture
- Acetabular labrum tear
- Achard syndrome
- Achilles tendinitis
- Achilles tendon rupture
- Achlorhydria
- Achondrogenesis type 1B
- Achondrogenesis type 2
- Achondroplasia
- Achondroplasia in children
- Acid peptic diseases
- Acinar cell carcinoma of the pancreas
- Acinic cell carcinoma
- Acinic cell carcinoma of the lung
- Ackerman syndrome
- Acne keloidalis nuchae
- Acneiform eruption
- Acquired brain injury
- Acquired non-inflammatory myopathy
- Acral lentiginous melanoma
- Acral nevus
- Acrania
- Acro-oto-radial syndrome
- Acrocallosal syndrome
- Acrocephalosyndactyly
- Acrocyanosis
- Acrodermatitis enteropathica
- Acrogeria
- Acrokeratoelastoidosis of Costa
- Acrokeratosis verruciformis
- Acromegaly
- Acropachy
- Acropectoral syndrome
- Acrophobia
- Acrospiroma
- Acro–dermato–ungual–lacrimal–tooth syndrome
- Actinic cheilitis
- Actinic conjunctivitis
- Actinic elastosis
- Actinic keratosis
- Actinomycosis
- Activated PI3K delta syndrome
- Activated protein C resistance
- Acute HME syndrome
- Acute aortic syndrome
- Acute beryllium poisoning
- Acute bronchitis
- Acute coronary syndrome
- Acute decompensated heart failure
- Acute erythroid leukemia
- Acute esophageal necrosis
- Acute exacerbation of chronic obstructive pulmonary disease
- Acute flaccid myelitis
- Acute generalized exanthematous pustulosis
- Acute hemorrhagic conjunctivitis
- Acute hemorrhagic edema of infancy
- Acute intermittent porphyria
- Acute interstitial pneumonitis
- Acute kidney injury
- Acute limb ischaemia
- Acute liver failure
- Acute megakaryoblastic leukemia
- Acute monocytic leukemia
- Acute myeloblastic leukemia without maturation
- Acute pancreatitis
- Acute pericarditis
- Acute posterior multifocal placoid pigment epitheliopathy
- Acute promyelocytic leukemia
- Acute prostatitis
- Acute respiratory distress syndrome
- Acute visual loss
- Acyanotic heart defect
- Acyl-CoA oxidase deficiency
- Acytosiosis
- Adamantinoma
- Addiction
- Adenocarcinoma
- Adenocarcinoma in situ of the lung
- Adenoid cystic carcinoma
- Adenoiditis
- Adenolipoma
- Adenoma
- Adenoma sebaceum
- Adenomatoid odontogenic tumor
- Adenomatoid tumor
- Adenomyoepithelioma of the breast
- Adenomyomatosis
- Adenomyosis
- Adenosine deaminase 2 deficiency
- Adenosine deaminase deficiency
- Adenosine monophosphate deaminase deficiency type 1
- Adenosquamous carcinoma
- Adenoviral keratoconjunctivitis
- Adenovirus infection
- Adenylosuccinate lyase deficiency
- Adermatoglyphia
- Adhesion (medicine)
- Adhesive capsulitis of the shoulder
- Adie syndrome
- Adipomastia
- Adiposogenital dystrophy
- Adipsia
- Adnexal mass
- Adrenal crisis
- Adrenal insufficiency
- Adrenal tumor
- Adrenocortical adenoma
- Adrenocortical carcinoma
- Adrenoleukodystrophy
- Adult T-cell leukemia/lymphoma
- Adult polyglucosan body disease
- Adverse drug reaction
- Aerobic vaginitis
- Aerosinusitis
- Aerosol burn
- African iron overload
- African tick bite fever
- African trypanosomiasis
- Aggressive NK-cell leukemia
- Aggressive angiomyxoma
- Aggressive digital papillary adenocarcinoma
- Aggressive fibromatosis
- Aggressive lymphoma
- Agonal respiration
- Agoraphobia
- Aicardi–Goutières syndrome
- Ainhum
- Air embolism
- Airbag dermatitis
- Akathisia
- Albinism in humans
- Albinism–deafness syndrome
- Alcohol abuse
- Alcohol flush reaction
- Alcohol intolerance
- Alcohol intoxication
- Alcohol withdrawal syndrome
- Alcoholic cardiomyopathy
- Alcoholic hallucinosis
- Alcoholic hepatitis
- Alcoholic ketoacidosis
- Alcoholic liver disease
- Alcoholic lung disease
- Alcoholic polyneuropathy
- Alcoholism
- Aldolase A deficiency
- Alexander disease
- Alimentary toxic aleukia
- Alkhurma virus
- Allan–Herndon–Dudley syndrome
- Allergic conjunctivitis
- Allergic contact dermatitis
- Allergic rhinitis
- Allergy
- Allochiria
- Allodynia
- Allopurinol hypersensitivity syndrome
- Alopecia areata
- Alopecia totalis
- Alopecia universalis
- Alpha-1 antitrypsin deficiency
- Alport syndrome
- Alström syndrome
- Altered level of consciousness
- Alternariosis
- Altitude sickness
- Alveolar lung disease
- Alveolar osteitis
- Alveolar soft part sarcoma
- Alwadei syndrome
- Alzheimer's disease
- Amalgam tattoo
- Amaurosis congenita, cone-rod type, with congenital hypertrichosis
- Amaurosis fugax
- Amblyopia
- Amelanotic melanoma
- Amelia (birth defect)
- Aminoaciduria
- Aminolevulinic acid dehydratase deficiency porphyria
- Amniotic fluid embolism
- Amoebiasis
- Amoebic brain abscess
- Amoebic liver abscess
- Amphetamine dependence
- Amplified musculoskeletal pain syndrome
- Amputation
- Amyloid-related imaging abnormalities
- Amyloid purpura
- Amyloidosis
- Anal cancer
- Anal fissure
- Anal fistula
- Analbuminaemia
- Analgesic nephropathy
- Anaplasmosis
- Anaplastic large-cell lymphoma
- Anaplastic thyroid cancer
- Anasarca
- Andermann syndrome
- Androgen insensitivity syndrome
- Anemia
- Anencephaly
- Aneuploidy
- Aneurysm
- Aneurysm of sinus of Valsalva
- Angelman syndrome
- Angina bullosa haemorrhagica
- Angiodysplasia
- Angioedema
- Angioid streaks
- Angiokeratoma
- Angioleiomyoma
- Angiolipoma
- Angiolymphoid hyperplasia with eosinophilia
- Angioma serpiginosum
- Angiomatoid fibrous histiocytoma
- Angiomatosis
- Angiomyolipoma
- Angiosarcoma
- Angular cheilitis
- Angular limb deformity
- Anhedonia
- Animal bite
- Aniridia
- Anisakis
- Anismus
- Anisocoria
- Anisocytosis
- Ankle fracture
- Ankylosing spondylitis
- Ankylosis
- Annular erythema of infancy
- Annular pancreas
- Annuloaortic ectasia
- Anodontia
- Anomalous pulmonary venous connection
- Anomic aphasia
- Anophthalmia
- Anopsia
- Anorectal abscess
- Anorexia (symptom)
- Anorexia nervosa
- Anotia
- Ant venom
- Anterior cerebral artery syndrome
- Anterior cruciate ligament injury
- Anterior horn disease
- Anterior segment mesenchymal dysgenesis
- Anterior spinal artery syndrome
- Anthrax
- Anti-NMDA receptor encephalitis
- Antiphospholipid syndrome
- Antisynthetase syndrome
- Antley–Bixler syndrome
- Antrectomy
- Anxiety disorder
- Aortic dissection
- Aortic regurgitation
- Aortic rupture
- Aortic stenosis
- Aortocaval compression syndrome
- Aortoenteric fistula
- Aortoiliac occlusive disease
- Apeirophobia
- Aphagia
- Aphakia
- Aphasia
- Aplasia cutis congenita
- Apnea
- Apocrine gland carcinoma
- Apolipoprotein B deficiency
- Aposthia
- Apparent mineralocorticoid excess syndrome
- Appendicitis
- Appendix cancer
- Apraxia
- Aquarium granuloma
- Aqueductal stenosis
- Arachnodactyly
- Arachnoid cyst
- Arachnoiditis
- Arachnophobia
- Arakawa's syndrome II
- Arbovirus
- Arcuate uterus
- Arcus senilis
- Argentine hemorrhagic fever
- Arginine:glycine amidinotransferase deficiency
- Argininemia
- Argininosuccinic aciduria
- Argyria
- Aromatase deficiency
- Aromatase excess syndrome
- Arrhinia
- Arrhythmogenic cardiomyopathy
- Arsenic poisoning
- Arsenical keratosis
- Arterial calcification due to CD73 deficiency
- Arterial dissections
- Arterial embolism
- Arterial insufficiency ulcer
- Arteriolosclerosis
- Arteriosclerosis
- Arteriosclerosis obliterans
- Arteriovenous fistula
- Arteriovenous malformation
- Arteritis
- Arthritis
- Arthritis mutilans
- Arthrogryposis–renal dysfunction–cholestasis syndrome
- Arthropathy
- Arthropod bites and stings
- Arts syndrome
- Asbestos-related diseases
- Asbestosis
- Ascariasis
- Ascending cholangitis
- Ascher's syndrome
- Ascites
- Aseptic meningitis
- Asherman's syndrome
- Ashman phenomenon
- Aspartylglucosaminuria
- Asperger syndrome
- Aspergilloma
- Aspergillosis
- Aspiration pneumonia
- Aspirin-exacerbated respiratory disease
- Asplenia with cardiovascular anomalies
- Associative visual agnosia
- Asteroid hyalosis
- Asthma
- Astigmatism
- Astraphobia
- Astroblastoma
- Astrocytoma
- Asystole
- Ataxic cerebral palsy
- Ataxic respiration
- Atelectasis
- Atelosteogenesis, type II
- Atelosteogenesis type I
- Atheroma
- Atherosclerosis
- Athetoid cerebral palsy
- Athetosis
- Athlete's foot
- Athletic heart syndrome
- Atopy
- Atrial fibrillation
- Atrial septal defect
- Atrioventricular reentrant tachycardia
- Atrioventricular septal defect
- Atrophic gastritis
- Atrophic vaginitis
- Atrophy
- Attenuated patella alta
- Atypical depression
- Atypical ductal hyperplasia
- Atypical fibroxanthoma
- Atypical polypoid adenomyoma
- Atypical teratoid rhabdoid tumor
- Atypical trigeminal neuralgia
- Aura (symptom)
- Auto-brewery syndrome
- Autoimmune disease
- Autoimmune encephalitis
- Autoimmune hepatitis
- Autoimmune inner ear disease
- Autoimmune pancreatitis
- Autoimmune polyendocrine syndrome
- Autoimmune polyendocrine syndrome type 1
- Autoimmune polyendocrine syndrome type 2
- Autoimmune urticaria
- Automatic tachycardia
- Autosomal dominant cerebellar ataxia
- Autosomal dominant hypophosphatemic rickets
- Autosomal dominant multiple pterygium syndrome
- Autosomal dominant porencephaly type I
- Autosomal recessive cerebellar ataxia type 1
- Autosomal recessive isolated ectopia lentis
- Autosomal recessive multiple epiphyseal dysplasia
- Autosomal recessive spastic ataxia of Charlevoix-Saguenay
- Avascular necrosis
- Avoidant personality disorder
- Avulsion fracture
- Axial spondyloarthritis
- Axillary lymphadenopathy
- Axillary nerve dysfunction
- Ayazi syndrome
- Azoospermia
- B-cell prolymphocytic leukemia
- BENTA disease
- BK virus
- BRCA mutation
- Baastrup's sign
- Babesiosis
- Bacillary angiomatosis
- Back pain
- Back strain
- Bacterial pneumonia
- Bacterial vaginosis
- Bacteriuria
- Bad breath
- Bainbridge–Ropers syndrome
- Baker's cyst
- Balanitis
- Balanitis circinata
- Balanitis plasmacellularis
- Balantidiasis
- Balkan endemic nephropathy
- Baller–Gerold syndrome
- Balloon cell nevus
- Balo concentric sclerosis
- Band keratopathy
- Bangstad syndrome
- Bankart lesion
- Bannayan–Riley–Ruvalcaba syndrome
- Banti's syndrome
- Barakat syndrome
- Bardet–Biedl syndrome
- Bare lymphocyte syndrome
- Bare lymphocyte syndrome type II
- Baritosis
- Barodontalgia
- Barotrauma
- Barrett's esophagus
- Barth syndrome
- Bartholin's cyst
- Bartholin gland carcinoma
- Bartter syndrome
- Basal-cell carcinoma
- Basal ganglia disease
- Basaloid follicular hamartoma
- Basidiobolomycosis
- Basilar skull fracture
- Basopenia
- Bauxite fibrosis
- Bazex–Dupré–Christol syndrome
- Beau's lines
- Becker's nevus
- Becker muscular dystrophy
- Beckwith–Wiedemann syndrome
- Bed bug
- Bee sting
- Behr syndrome
- Bell's mania
- Benign early repolarization
- Benign fasciculation syndrome
- Benign lymphoepithelial lesion
- Benign melanocytic nevus
- Benign neonatal hemangiomatosis
- Benign paroxysmal positional vertigo
- Benign prostatic hyperplasia
- Benign symmetric lipomatosis
- Benign tumor
- Bennett's fracture
- Benzodiazepine dependence
- Benzodiazepine overdose
- Benzodiazepine withdrawal syndrome
- Berdon syndrome
- Bernard–Soulier syndrome
- Bertolotti's syndrome
- Berylliosis
- Beryllium granuloma
- Beta-ketothiolase deficiency
- Beta thalassemia
- Bethlem myopathy
- Bezoar
- Biceps femoris tendon rupture
- Bicornuate uterus
- Bicuspid aortic valve
- Bietti's crystalline dystrophy
- Bifascicular block
- Bifid rib
- Bigeminy
- Biliary atresia
- Biliary colic
- Biliary fistula
- Biliary pseudolithiasis
- Biliary sludge
- Bilirubinuria
- Binasal hemianopsia
- Binge drinking
- Binge eating disorder
- Binswanger's disease
- Binucleated cells
- Biotin deficiency
- Biotinidase deficiency
- Bipartite patella
- Biphenotypic sinonasal sarcoma
- Bird fancier's lung
- Birdshot chorioretinopathy
- Birk-Barel syndrome
- Birth defect
- Birth trauma (physical)
- Birthmark
- Birt–Hogg–Dubé syndrome
- Bitemporal hemianopsia
- Bitot's spots
- Black eye
- Black hairy tongue
- Black lung disease
- Bladder cancer
- Bladder exstrophy
- Bladder sphincter dyssynergia
- Bladder stone
- Blast injury
- Blastic plasmacytoid dendritic cell neoplasm
- Blastocystosis
- Blastomycosis
- Bleeding
- Bleeding diathesis
- Blepharitis
- Blepharophimosis, ptosis, epicanthus inversus syndrome
- Blepharophimosis intellectual disability syndromes
- Blighted ovum
- Blister
- Blood-borne disease
- Blood in stool
- Blount's disease
- Blue baby syndrome
- Blue diaper syndrome
- Blue nevus
- Blue rubber bleb nevus syndrome
- Blueberry muffin baby
- Blunt splenic trauma
- Blunt trauma
- Bochdalek hernia
- Body-focused repetitive behavior
- Body dysmorphic disorder
- Boil
- Bone cyst
- Bone erosion
- Bone fracture
- Bone metastasis
- Bone resorption
- Bone tumor
- Bonnet–Dechaume–Blanc syndrome
- Boomerang dysplasia
- Borderline leprosy
- Borderline personality disorder
- Borderline tuberculoid leprosy
- Bornholm disease
- Bosch–Boonstra–Schaaf optic atrophy syndrome
- Botulism
- Boutonneuse fever
- Boutonniere deformity
- Bovine spongiform encephalopathy
- Bowel-associated dermatosis–arthritis syndrome
- Bowel infarction
- Bowel obstruction
- Bowenoid papulosis
- Boxer's fracture
- Brachial plexus injury
- Brachycephaly
- Brachydactyly
- Brachydactyly type D
- Brachymetatarsia
- Brachyphalangy
- Bradycardia
- Bradyphrenia
- Brain abscess
- Brain death
- Brain herniation
- Brain injury
- Brain tumor
- Brainstem glioma
- Branch retinal artery occlusion
- Branch retinal vein occlusion
- Branched-chain keto acid dehydrogenase kinase deficiency
- Branchial cleft cyst
- Branchio-oculo-facial syndrome
- Branchio-oto-renal syndrome
- Breast atrophy
- Breast cancer
- Breast cyst
- Breast eczema
- Breast engorgement
- Breast hypertrophy
- Breast mass
- Breast pain
- Breast pump
- Breastfeeding difficulties
- Breech birth
- Brenner tumour
- Bright's disease
- Brittle asthma
- Brody myopathy
- Broken finger
- Broken toe
- Bronchiolitis
- Bronchiolitis obliterans
- Bronchitis
- Bronchogenic cyst
- Bronchomalacia
- Bronchophony
- Bronchopulmonary dysplasia
- Bronchospasm
- Brown tumor
- Bruck syndrome
- Brugada syndrome
- Bruise
- Brunner syndrome
- Bruxism
- Bubonic plague
- Buccal exostosis
- Budd–Chiari syndrome
- Bulimia nervosa
- Bullous impetigo
- Bullous keratopathy
- Bullous pemphigoid
- Bundle branch block
- Bunion
- Buphthalmos
- Burkitt lymphoma
- Burn
- Burn scar contracture
- Burping
- Bursitis
- Busch fracture
- Buttien-Fryns syndrome
- Byssinosis
- Bálint's syndrome
- Börjeson–Forssman–Lehmann syndrome
- CADASIL
- CAMFAK syndrome
- CANDLE syndrome
- CARASIL
- CD25 deficiency
- CDK13-related disorder
- CHARGE syndrome
- CHILD syndrome
- CLOVES syndrome
- CNS demyelinating autoimmune diseases
- COACH syndrome
- COVID-19
- COVID-19 in pregnancy
- Cachexia
- Caffeine dependence
- Caffeine withdrawal
- Café au lait spot
- Calcaneal fracture
- Calcaneal spur
- Calcific tendinitis
- Calcifying odontogenic cyst
- Calcinosis
- Calcinosis cutis
- Calcium channel blocker toxicity
- Calcium pyrophosphate dihydrate crystal deposition disease
- Calculus (medicine)
- Callus
- Calpainopathy
- Camisa disease
- Camptodactyly
- Camptodactyly, tall stature, and hearing loss syndrome
- Campylobacteriosis
- Camurati–Engelmann disease
- Cancer
- Candidal intertrigo
- Candidiasis
- Cannabis use disorder
- Capillaritis
- Capsulitis
- Caput medusae
- Caput succedaneum
- Carbon monoxide poisoning
- Carbuncle
- Carcinoid
- Carcinoma
- Carcinoma ex pleomorphic adenoma
- Carcinoma in situ
- Cardiac allograft vasculopathy
- Cardiac amyloidosis
- Cardiac myxoma
- Cardiac tamponade
- Cardiofaciocutaneous syndrome
- Cardiogenic shock
- Cardiomegaly
- Cardiomyopathy
- Cardiospondylocarpofacial syndrome
- Cardiovascular disease
- Carditis
- Carey Fineman Ziter syndrome
- Carnitine palmitoyltransferase II deficiency
- Carnitine palmitoyltransferase I deficiency
- Carotid-cavernous fistula
- Carotid artery dissection
- Carotid artery stenosis
- Carotid bruit
- Carpal coalition
- Carpal tunnel syndrome
- Carrion's disease
- Caseous lymphadenitis
- Caspase-8 deficiency
- Castleman disease
- Cat-scratch disease
- Cat bite
- Catabolysis
- Catalepsy
- Catamenial pneumothorax
- Cataract
- Catathrenia
- Catecholaminergic polymorphic ventricular tachycardia
- Cauda equina syndrome
- Caudal regression syndrome
- Cauliflower ear
- Cavernous liver hemangioma
- Caviar tongue
- Cebocephaly
- Cellular extensions
- Cellulite
- Cellulitis
- Cementoblastoma
- Central cord syndrome
- Central core disease
- Central giant-cell granuloma
- Central nervous system cavernous hemangioma
- Central nervous system cyst
- Central nervous system disease
- Central pontine myelinolysis
- Central retinal vein occlusion
- Central serous chorioretinopathy
- Centrilobular necrosis
- Cephalic presentation
- Cerebellar abiotrophy
- Cerebellar ataxia, neuropathy, vestibular areflexia syndrome
- Cerebellar degeneration
- Cerebellar stroke syndrome
- Cerebral achromatopsia
- Cerebral amyloid angiopathy
- Cerebral arteriovenous malformation
- Cerebral atherosclerosis
- Cerebral contusion
- Cerebral edema
- Cerebral infarction
- Cerebral venous sinus thrombosis
- Cerebrotendinous xanthomatosis
- Cerebrovascular disease
- Cernunnos deficiency
- Ceruminous adenocarcinoma
- Cervical artery dissection
- Cervical cancer staging
- Cervical fracture
- Cervical intraepithelial neoplasia
- Cervical polyp
- Cervical pregnancy
- Cervical rib
- Cervical spinal stenosis
- Cervical spine disorder
- Cervicitis
- Chafing (skin)
- Chagas disease
- Chalazion
- Chance fracture
- Chancroid
- Chandler's disease
- Channelopathy
- Chauffeur's fracture
- Cheilitis
- Cheiralgia paresthetica
- Chemical burn
- Chemical eye injury
- Chemosis
- Chemotherapy-induced acral erythema
- Cherry angioma
- Cherubism
- Chest injury
- Chest pain
- Chest pain in children
- Cheyne–Stokes respiration
- Chickenpox
- Chignon (medical term)
- Chikungunya
- Chilaiditi syndrome
- Chilblains
- Childbirth
- Childhood acquired brain injury
- Childhood arthritis
- Childhood blindness
- Childhood cancer
- Childhood leukemia
- Childhood obesity
- Chimney sweeps' carcinoma
- Chlamydia
- Chloracne
- Chloroquine retinopathy
- Choanal atresia
- Choking
- Cholecystitis
- Cholestasis
- Cholesteatoma
- Cholesterol embolism
- Cholesterolosis of gallbladder
- Cholinergic urticaria
- Choluria
- Chondroblastoma
- Chondrodermatitis nodularis chronica helicis
- Chondrodysplasia Blomstrand
- Chondromalacia patellae
- Chondrosarcoma
- Chorangiosis
- Chordee
- Chordoma
- Chorea-acanthocytosis
- Chorioamnionitis
- Chorioangioma
- Choriocarcinoma
- Chorionic bump
- Chorionic hematoma
- Chorioretinitis
- Choroid plexus carcinoma
- Choroid plexus cyst
- Choroid plexus papilloma
- Choroidal nevus
- Choroideremia
- Chromhidrosis
- Chromium deficiency
- Chromium toxicity
- Chromosome 15q partial deletion
- Chromosome 5q deletion syndrome
- Chronic allograft nephropathy
- Chronic bacterial prostatitis
- Chronic cerebrospinal venous insufficiency controversy
- Chronic deciduitis
- Chronic enteropathy associated with SLCO2A1 gene
- Chronic granulomatous disease
- Chronic kidney disease
- Chronic mucocutaneous candidiasis
- Chronic myelogenous leukemia
- Chronic myelomonocytic leukemia
- Chronic obstructive pulmonary disease
- Chronic pancreatitis
- Chronic prostatitis/chronic pelvic pain syndrome
- Chronic pulmonary aspergillosis
- Chronic testicular pain
- Chronic venous insufficiency
- Chronic wasting disease
- Chudley–Mccullough syndrome
- Chylomicron retention disease
- Chylothorax
- Chyluria
- Chédiak–Higashi syndrome
- Ciliopathy
- Circumvallate placenta
- Citrullinemia
- Citrullinemia type I
- Classic autism
- Classification of pneumonia
- Claustrophobia
- Clavicle fracture
- Clay-shoveler fracture
- Clear cell acanthoma
- Clear cell papillary renal cell carcinoma
- Clear cell sarcoma
- Cleft lip and cleft palate
- Cleidocranial dysostosis
- Clinodactyly
- Clonorchiasis
- Clostridioides difficile infection
- Clubfoot
- Cluster headache
- Coagulopathy
- Coarctation of the aorta
- Coarse facial features
- Cobalt poisoning
- Cocaine intoxication
- Coccidioidomycosis
- Coeliac disease
- Coenzyme Q10 deficiency
- Cohen–Gibson syndrome
- Cold-stimulus headache
- Cold injury
- Cold sore
- Cole–Carpenter syndrome
- Colic
- Colitis
- Collagenous colitis
- Collagenous spherulosis
- Collecting duct carcinoma
- Colles' fracture
- Collins–Pope syndrome
- Colloid cyst
- Coloboma
- Coloboma of optic nerve
- Colonic ulcer
- Color blindness
- Colorado tick fever
- Colorectal adenoma
- Colorectal polyp
- Coma
- Combat stress reaction
- Combined hyperlipidemia
- Combined small-cell lung carcinoma
- Comedo
- Common bile duct stone
- Common cold
- Commotio cordis
- Compartment syndrome
- Compensatory hyperhidrosis
- Complement 3 deficiency
- Complement deficiency
- Complete androgen insensitivity syndrome
- Complex post-traumatic stress disorder
- Complex regional pain syndrome
- Complications of pregnancy
- Concussion
- Condensing osteitis
- Conduct disorder
- Conduction aphasia
- Conductive hearing loss
- Condylar resorption
- Cone dystrophy
- Confusion
- Congenital adrenal hyperplasia due to 11β-hydroxylase deficiency
- Congenital adrenal hyperplasia due to 21-hydroxylase deficiency
- Congenital adrenal hyperplasia due to 3β-hydroxysteroid dehydrogenase deficiency
- Congenital bilateral perisylvian syndrome
- Congenital cartilaginous rest of the neck
- Congenital cataract
- Congenital chloride diarrhea
- Congenital clasped thumb
- Congenital cytomegalovirus infection
- Congenital dermal sinus
- Congenital diaphragmatic hernia
- Congenital disorder of glycosylation type IIc
- Congenital disorders of amino acid metabolism
- Congenital dyserythropoietic anemia
- Congenital generalized lipodystrophy
- Congenital heart block
- Congenital heart defect
- Congenital hepatic fibrosis
- Congenital hereditary endothelial dystrophy
- Congenital hyperinsulinism
- Congenital hypothyroidism
- Congenital iodine deficiency syndrome
- Congenital lactic acidosis
- Congenital melanocytic nevus
- Congenital muscular dystrophy
- Congenital pulmonary airway malformation
- Congenital rubella syndrome
- Congenital stenosis of vena cava
- Congenital stromal corneal dystrophy
- Congenital syphilis
- Congenital trigger thumb
- Congestive hepatopathy
- Conidiobolomycosis
- Conjoined twins
- Conjunctivitis
- Conjunctivochalasis
- Connective tissue nevus
- Constipation
- Constriction ring syndrome
- Constrictive pericarditis
- Contact dermatitis
- Contact granuloma
- Contracture
- Cooks syndrome
- Copper toxicity
- Corectopia
- Corn (pathology)
- Cornea plana 1
- Cornea plana 2
- Cornea verticillata
- Corneal-cerebellar syndrome
- Corneal abrasion
- Corneal hydrops
- Corneal neovascularization
- Corneal opacity
- Corneal ulcer
- Corneodermatoosseous syndrome
- Coronary artery aneurysm
- Coronary artery disease
- Coronary artery ectasia
- Coronary ischemia
- Coronary occlusion
- Coronary thrombosis
- Corpus luteum cyst
- Cortical deafness
- Corticobasal degeneration
- Cortisone reductase deficiency
- Costeff syndrome
- Costello syndrome
- Costochondritis
- Cotard's syndrome
- Coturnism
- Cowpox
- Coxa valga
- Coxa vara
- Cracked tooth syndrome
- Crackles
- Cradle cap
- Crandall syndrome
- Cranial nerve disease
- Cranial venous outflow obstruction
- Cranio-lenticulo-sutural dysplasia
- Craniodiaphyseal dysplasia
- Craniofacial abnormality
- Craniofrontonasal dysplasia
- Craniometaphyseal dysplasia
- Craniopagus parasiticus
- Craniopagus twins
- Craniosynostosis
- Craniosynostosis-Dandy-Walker malformation-hydrocephalus syndrome
- Craniosynostosis–anal anomalies–porokeratosis syndrome
- Craniotabes
- Creatine transporter defect
- Creutzfeldt–Jakob disease
- Cri du chat syndrome
- Crigler–Najjar syndrome
- Crimean–Congo hemorrhagic fever
- Crohn's disease
- Cross syndrome
- Crossbite
- Croup
- Crouzon syndrome
- Crush syndrome
- Cryoglobulinemia
- Cryopyrin-associated periodic syndrome
- Cryptococcosis
- Cryptogenic organizing pneumonia
- Cryptorchidism
- Cryptosporidiosis
- Crystalluria
- Cubital tunnel syndrome
- Cubitus valgus
- Cubitus varus
- Cuboid syndrome
- Cullen's sign
- Cuneiform fracture
- Currarino syndrome
- Cushing's syndrome
- Cutaneous B-cell lymphoma
- Cutaneous Streptococcus iniae infection
- Cutaneous T-cell lymphoma
- Cutaneous horn
- Cutaneous larva migrans
- Cutaneous leishmaniasis
- Cutaneous small-vessel vasculitis
- Cutaneous squamous-cell carcinoma
- Cutis laxa
- Cutis marmorata
- Cutis marmorata telangiectatica congenita
- Cutis verticis gyrata
- Cyanide poisoning
- Cyanosis
- Cyclic neutropenia
- Cyclopia
- Cycloplegia
- Cyclosporiasis
- Cylindroma
- Cyst
- Cystadenocarcinoma
- Cystadenoma
- Cystathioninuria
- Cystic hygroma
- Cystic kidney disease
- Cystic lesions of the pancreas
- Cystic nephroma
- Cystic tumour of the atrioventricular nodal region
- Cysticercosis
- Cystinosis
- Cystinuria
- Cytomegalovirus colitis
- Cytomegalovirus retinitis
- D-Glyceric acidemia
- DOCK8 deficiency
- Dacryoadenitis
- Dacryocystitis
- Dacryocystocele
- Dactylitis
- Daentl Townsend Siegel syndrome
- Dandruff
- DeSanctis–Cacchione syndrome
- De Quervain's thyroiditis
- De Winter syndrome
- Death anxiety
- Decapitation
- Deep gluteal syndrome
- Deep vein thrombosis
- Deer tick virus
- Degos disease
- Dehydration
- Dejerine–Sottas disease
- Delirium tremens
- Delta-beta thalassemia
- Delusional disorder
- Delusions of grandeur
- Demodicosis
- Demyelinating disease
- Dengue fever
- Dennie–Morgan fold
- Dense breast tissue
- Dent's disease
- Dental abrasion
- Dental abscess
- Dental avulsion
- Dental erosion
- Dental fear
- Dental fluorosis
- Dental trauma
- Dentigerous cyst
- Dentin dysplasia
- Dentinogenesis imperfecta
- Dependent personality disorder
- Depression (mood)
- Dermal cylindroma
- Dermanyssus gallinae
- Dermatitis
- Dermatitis artefacta
- Dermatitis herpetiformis
- Dermatitis repens
- Dermatochalasis
- Dermatofibrosarcoma protuberans
- Dermatographic urticaria
- Dermatomycosis
- Dermatopathia pigmentosa reticularis
- Dermatopathic lymphadenopathy
- Dermatophagia
- Dermatophytosis
- Dermatosis neglecta
- Dermoid cyst
- Desmoplastic melanoma
- Desmoplastic small-round-cell tumor
- Desmoplastic trichoepithelioma
- Desmosterolosis
- Desquamation
- Desquamative interstitial pneumonia
- Developmental venous anomaly
- Dextro-Transposition of the great arteries
- Dextrocardia
- Diabetes and deafness
- Diabetes insipidus
- Diabetic cardiomyopathy
- Diabetic coma
- Diabetic embryopathy
- Diabetic foot
- Diabetic foot ulcer
- Diabetic hypoglycemia
- Diabetic nephropathy
- Diabetic retinopathy
- Dialysis disequilibrium syndrome
- Diaphragmatic hernia
- Diaphragmatic rupture
- Diarrhea
- Diastasis recti
- Diastematomyelia
- Diencephalic syndrome
- Dieulafoy's lesion
- Diffuse alveolar damage
- Diffuse axonal injury
- Diffuse esophageal spasm
- Diffuse idiopathic skeletal hyperostosis
- Diffuse large B-cell lymphoma
- Diffuse panbronchiolitis
- Diffuse unilateral subacute neuroretinitis
- Digoxin toxicity
- Dihydropyrimidine dehydrogenase deficiency
- Diktyoma
- Dilated pore
- Diphallia
- Diphtheria
- Diploid-triploid mosaicism
- Diplopia
- Dirofilariasis
- Disc herniation
- Discitis
- Discoid lupus erythematosus
- Disease theory of alcoholism
- Dislocated shoulder
- Dislocation of jaw
- Disorders of calcium metabolism
- Disorganized schizophrenia
- Disruptive mood dysregulation disorder
- Dissecting cellulitis of the scalp
- Disseminated intravascular coagulation
- Disseminated superficial actinic porokeratosis
- Dissociative fugue
- Distal intestinal obstruction syndrome
- Distal myopathy
- Distal radius fracture
- Distal renal tubular acidosis
- Distal spinal muscular atrophy type 1
- Distal spinal muscular atrophy type 2
- Distal trisomy 10q
- Distichia
- Diversion colitis
- Diverticular disease
- Diverticulitis
- Diverticulosis
- Diverticulum
- Dizziness
- Dog bite
- Dolichocephaly
- Dolichocolon
- Dolichol kinase deficiency
- Dolichonychia
- Domestic violence
- Donohue syndrome
- Dopamine beta hydroxylase deficiency
- Dopamine dysregulation syndrome
- Double inlet left ventricle
- Down syndrome
- Dracunculiasis
- Drowning
- Drug-induced autoimmune hemolytic anemia
- Drug-induced lupus erythematosus
- Drug eruption
- Drug overdose
- Drusen
- Dry eye syndrome
- Du Pan syndrome
- Duane syndrome
- Dubin–Johnson syndrome
- Dubowitz syndrome
- Duchenne muscular dystrophy
- Duct ectasia of breast
- Ductal carcinoma
- Ductal carcinoma in situ
- Dunnigan familial partial lipodystrophy
- Duodenal atresia
- Duodenal cancer
- Duodenitis
- Dupuytren's contracture
- Dural arteriovenous fistula
- Dural ectasia
- Duret haemorrhages
- Dust pneumonia
- Dwarfism
- Dyschromatosis symmetrica hereditaria
- Dysentery
- Dyserythropoiesis
- Dysgerminoma
- Dysgraphia
- Dyshidrosis
- Dyskeratosis congenita
- Dyslexia
- Dyslipidemia
- Dysmenorrhea
- Dysphagia
- Dysphagia lusoria
- Dysplastic nevus
- Dysplastic nevus syndrome
- Dystonia
- EEM syndrome
- Eagle syndrome
- Ear eczema
- Ear pain
- Earwax
- Eastern equine encephalitis
- Ebola
- Ebstein's anomaly
- Eccrine carcinoma
- Echinococcosis
- Ecthyma
- Ecthyma gangrenosum
- Ectodermal dysplasia
- Ectopia lentis
- Ectopic beat
- Ectopic kidney
- Ectopic pacemaker
- Ectopic pancreas
- Ectopic pregnancy
- Ectopic tooth
- Ectopic ureter
- Ectrodactyly
- Ectrodactyly–ectodermal dysplasia–cleft syndrome
- Ectropion
- Eczema herpeticum
- Eczema vaccinatum
- Egg allergy
- Ehlers–Danlos syndrome
- Ehrlichiosis
- Eiken syndrome
- Elastofibroma dorsi
- Elastosis perforans serpiginosa
- Electrical alternans
- Electrical injury
- Elejalde syndrome
- Elephantiasis
- Elephantiasis nostras
- Elevated alkaline phosphatase
- Elevated transaminases
- Elliptocyte
- Ellis–Van Creveld syndrome
- Emaciation
- Embryonal carcinoma
- Emery–Dreifuss muscular dystrophy
- Emphysema
- Emphysematous cystitis
- Empty nose syndrome
- Empty sella syndrome
- Enamel-renal syndrome
- Enamel pearl
- Enanthem
- Encephalitis lethargica
- Encephalomalacia
- Enchondroma
- Endemic goitre
- Endocapillary proliferative glomerulonephritis
- Endocarditis
- Endocrine disease
- Endodermal sinus tumor
- Endometrial cancer
- Endometrial hyperplasia
- Endometrial polyp
- Endometrial stromal sarcoma
- Endometrioid tumor
- Endometrioma
- Endometriosis
- Endometritis
- Endophthalmitis
- Endosalpingiosis
- Enlarged vestibular aqueduct
- Enostosis
- Enteric neuropathy
- Enteritis
- Entropion
- Enuresis
- Environmental enteropathy
- Eosinopenia
- Eosinophilia
- Eosinophilic bronchitis
- Eosinophilic esophagitis
- Eosinophilic gastroenteritis
- Ependymoma
- Epiblepharon
- Epidemic dropsy
- Epidemic typhus
- Epidermal nevus syndrome
- Epidermoid cyst
- Epidermolysis bullosa
- Epidermolysis bullosa dystrophica
- Epidermolysis bullosa simplex
- Epidermolytic acanthoma
- Epidermolytic hyperkeratosis
- Epididymal hypertension
- Epididymitis
- Epiglottitis
- Epiphora (medicine)
- Epiploic appendagitis
- Epiretinal membrane
- Episcleritis
- Epispadias
- Epithelial-myoepithelial carcinoma
- Epithelial basement membrane dystrophy
- Epithelioid hemangioendothelioma
- Epithelioid sarcoma
- Epithelioma
- Epstein syndrome
- Erb's palsy
- Erdheim–Chester disease
- Erethism
- Ergotism
- Erosio interdigitalis blastomycetica
- Erotomania
- Erysipelas
- Erysipeloid
- Erythema
- Erythema ab igne
- Erythema annulare centrifugum
- Erythema dyschromicum perstans
- Erythema elevatum diutinum
- Erythema induratum
- Erythema multiforme
- Erythema multiforme major
- Erythema multiforme minor
- Erythema nodosum
- Erythrasma
- Erythroderma
- Erythrodontia
- Erythrokeratodermia variabilis
- Erythrokeratodermia with ataxia
- Erythromelalgia
- Erythropoietic protoporphyria
- Escherichia coli O157:H7
- Esophageal achalasia
- Esophageal atresia
- Esophageal candidiasis
- Esophageal disease
- Esophageal food bolus obstruction
- Esophageal rupture
- Esophageal stricture
- Esophageal varices
- Esophageal web
- Esophagitis
- Esotropia
- Essential fructosuria
- Essential thrombocythemia
- Essential tremor
- Estrogen insensitivity syndrome
- Ethylene glycol poisoning
- Ewing sarcoma
- Exanthem
- Excoriation disorder
- Exercise intolerance
- Exocrine pancreatic insufficiency
- Exophthalmos
- Exostosis
- Exotropia
- Expressive aphasia
- Extensively drug-resistant tuberculosis
- External compression headache
- Extracranial germ cell tumor
- Extramammary Paget's disease
- Extranodal NK/T-cell lymphoma, nasal type
- Extraskeletal chondroma
- Eye injury
- Eye neoplasm
- FG syndrome
- Fabry disease
- Facet syndrome
- Facial nerve paralysis
- Facial trauma
- Facies (medical)
- Faciocardiorenal syndrome
- Facioscapulohumeral muscular dystrophy
- Failure to thrive
- Falling (accident)
- Fallopian tube obstruction
- Falls in older adults
- Familial Amyloidosis, Finnish Type
- Familial Mediterranean fever
- Familial adenomatous polyposis
- Familial amyloid polyneuropathy
- Familial aortic dissection
- Familial atrial fibrillation
- Familial cirrhosis
- Familial dwarfism and painful muscle spasms
- Familial dysautonomia
- Familial dysbetalipoproteinemia
- Familial hypercholesterolemia
- Familial hypertriglyceridemia
- Familial isolated vitamin E deficiency
- Familial male-limited precocious puberty
- Familial renal amyloidosis
- Familial thoracic aortic aneurysm
- Familial thoracic aortic aneurysm and aortic dissection
- Fanconi anemia
- Farmer's lung
- Farsightedness
- Fasciitis
- Fasciolopsiasis
- Fasciolosis
- Fat embolism syndrome
- Fat necrosis
- Fatal insomnia
- Fatigue
- Fatty-acid metabolism disorder
- Favre–Racouchot syndrome
- Favus
- Fazio–Londe disease
- Fear of fish
- Fear of needles
- Febrile neutrophilic dermatosis
- Febrile seizure
- Fecal impaction
- Fecal occult blood
- Fecalith
- Feingold syndrome
- Feline acne
- Feline hyperesthesia syndrome
- Feline zoonosis
- Female hysteria
- Female infertility
- Femoroacetabular impingement
- Fertile eunuch syndrome
- Fetal alcohol spectrum disorder
- Fetal hydantoin syndrome
- Fetal thrombotic vasculopathy
- Fetal trimethadione syndrome
- Fetal valproate spectrum disorder
- Fetal warfarin syndrome
- Fever
- Fibrillary astrocytoma
- Fibrinogen deficiency
- Fibroadenoma
- Fibrochondrogenesis
- Fibrocystic breast changes
- Fibrodysplasia ossificans progressiva
- Fibrolamellar hepatocellular carcinoma
- Fibroma
- Fibroma of tendon sheath
- Fibromatosis
- Fibromyalgia
- Fibrosarcoma
- Fibrothorax
- Fibrous dysplasia of bone
- Fibrous papule of the nose
- Fibular hemimelia
- Fifth disease
- Figurate erythema
- Filariasis
- Fire breather's pneumonia
- First-degree atrioventricular block
- Fish allergy
- Fissure of the nipple
- Fissured tongue
- Fitz-Hugh–Curtis syndrome
- Fixed drug reaction
- Flail chest
- Flash burn
- Flat feet
- Flat forehead
- Flat wart
- Fleck corneal dystrophy
- Flexion teardrop fracture
- Floater
- Floating–Harbor syndrome
- Flock worker's lung
- Fluorine deficiency
- Flushing (physiology)
- Flynn–Aird syndrome
- Focal and diffuse brain injury
- Focal cortical dysplasia
- Focal dermal hypoplasia
- Focal hyperhidrosis
- Focal lung pneumatosis
- Focal nodular hyperplasia
- Focal palmoplantar and gingival keratosis
- Focal segmental glomerulosclerosis
- Foix–Alajouanine syndrome
- Foix–Chavany–Marie syndrome
- Follicular cyst of ovary
- Follicular dendritic cell sarcoma
- Follicular hyperplasia
- Follicular lymphoma
- Follicular thyroid cancer
- Folliculitis
- Folliculitis decalvans
- Folliculosebaceous cystic hamartoma
- Food allergy
- Foot-and-mouth disease
- Foreign body aspiration
- Foreign body in alimentary tract
- Foreign body reaction
- Formication
- Foster Kennedy syndrome
- Fountain syndrome
- Fourth heart sound
- Fourth nerve palsy
- Foville's syndrome
- Fracture blister
- Fragile X syndrome
- Fraley syndrome
- Franceschetti–Klein syndrome
- Frank–Ter Haar syndrome
- Fraser syndrome
- Freeman–Sheldon syndrome
- Freiberg disease
- Frenulum breve
- Frey's syndrome
- Friction blister
- Friction burn
- Froin's syndrome
- Froment sign
- Frontal fibrosing alopecia
- Frontal lobe disorder
- Frontonasal dysplasia
- Frontotemporal dementia
- Frontotemporal dementia and parkinsonism linked to chromosome 17
- Frostbite
- Fructose bisphosphatase deficiency
- Fructose malabsorption
- Fryns syndrome
- Fuchs' dystrophy
- Fuchs spot
- Fucosidosis
- Fundic gland polyp
- Fundic gland polyposis
- Fungal folliculitis
- Fungal infection
- Fungal meningitis
- Fungal pneumonia
- Fungal sinusitis
- GAPO syndrome
- GFER syndrome
- GLUT1 deficiency
- GM2-gangliosidosis, AB variant
- Gait abnormality
- Gait deviations
- Galactokinase deficiency
- Galactose-1-phosphate uridylyltransferase deficiency
- Galactose epimerase deficiency
- Galactosemia
- Galactosialidosis
- Gallbladder cancer
- Gallbladder disease
- Gallbladder polyp
- Galli–Galli disease
- Galloway–Mowat syndrome
- Gallstone
- Gamasoidosis
- Gangliocytic paraganglioma
- Ganglioglioma
- Ganglion cyst
- Ganglioneuroblastoma
- Ganglioneuroma
- Gangrene
- Gardner's syndrome
- Gartner's duct cyst
- Gas gangrene
- Gastric antral vascular ectasia
- Gastric lymphoma
- Gastric outlet obstruction
- Gastric varices
- Gastrinoma
- Gastritis
- Gastrocutaneous syndrome
- Gastroenteritis
- Gastroesophageal reflux disease
- Gastrointestinal bleeding
- Gastrointestinal disease
- Gastrointestinal neuroectodermal tumor
- Gastrointestinal perforation
- Gastrointestinal stromal tumor
- Gastroparesis
- Gastropod-borne parasitic disease
- Gastroptosis
- Gastroschisis
- Gelatinous drop-like corneal dystrophy
- General paresis of the insane
- Generalized bullous fixed drug eruption
- Generalized epilepsy
- Generalized essential telangiectasia
- Generalized granuloma annulare
- Generalized hypoxia
- Generalized lentiginosis
- Generalized lymphadenopathy
- Generalized tonic–clonic seizure
- Generalized vaccinia
- Genetic disorder
- Geniospasm
- Genital herpes
- Genital wart
- Genodermatosis
- Genu recurvatum
- Genu valgum
- Genu varum
- Geographic tongue
- Geotrichosis
- Geriatric trauma
- Germ cell neoplasia in situ
- Germ cell tumor
- Germinoma
- Gerodermia osteodysplastica
- Gerstmann syndrome
- Gestational diabetes
- Gestational hypertension
- Gestational pemphigoid
- Gestational trophoblastic disease
- Ghosal hematodiaphyseal dysplasia
- Giant-cell carcinoma of the lung
- Giant-cell tumor of bone
- Giant axonal neuropathy
- Giant cell arteritis
- Giant condyloma acuminatum
- Giant platelet disorder
- Giardiasis
- Gigantism
- Gilbert's syndrome
- Gillespie syndrome
- Gingival cyst
- Gingival enlargement
- Gingivitis
- Gitelman syndrome
- Glanders
- Glans insufficiency syndrome
- Glanzmann's thrombasthenia
- Glassy cell carcinoma of the cervix
- Glaucoma
- Glial scar
- Glioblastoma
- Glioma
- Gliomatosis cerebri
- Gliosarcoma
- Global aphasia
- Globozoospermia
- Globus pharyngis
- Glomerulonephritis
- Glomerulosclerosis
- Glomus tumor
- Glossitis
- Glucocorticoid deficiency 1
- Glucose-6-phosphate dehydrogenase deficiency
- Glucose-galactose malabsorption
- Glutaminase deficiency
- Glutaric acidemia type 2
- Glutaric aciduria type 1
- Glutathione synthetase deficiency
- Glutathionuria
- Glycine encephalopathy
- Glycogen storage disease
- Glycogen storage disease type 0
- Glycogen storage disease type III
- Glycogen storage disease type IV
- Glycogen storage disease type IX
- Glycogen storage disease type V
- Glycogen storage disease type VI
- Glycogenic acanthosis
- Glycosuria
- Gnathostomiasis
- Goblet cell carcinoid
- Goitre
- Goldberg–Shprintzen syndrome
- Goldenhar syndrome
- Golfer's elbow
- Golfer's vasculitis
- Gonadoblastoma
- Gonococcemia
- Gonorrhea
- Goose bumps
- Gorham's disease
- Gougerot–Blum syndrome
- Gourmand syndrome
- Gout
- Gradenigo's syndrome
- Graft-versus-host disease
- Granular cell tumor
- Granular corneal dystrophy
- Granuloma annulare
- Granuloma inguinale
- Granulomatosis with polyangiitis
- Granulomatous amoebic encephalitis
- Granulomatous prostatitis
- Granulosa cell tumour
- Grass tetany
- Graves' disease
- Graves' ophthalmopathy
- Gray platelet syndrome
- Green nail syndrome
- Greenstick fracture
- Grey Turner's sign
- Grief
- Griscelli syndrome
- Griscelli syndrome type 2
- Group A streptococcal infection
- Group B streptococcal infection
- Growth arrest lines
- Growth hormone deficiency
- Guanidinoacetate methyltransferase deficiency
- Gulf War syndrome
- Gumma (pathology)
- Gunshot wound
- Gunther disease
- Guttate psoriasis
- Gynecomastia
- Gómez–López-Hernández syndrome
- HAIR-AN syndrome
- HHV-8-associated MCD
- HIDEA syndrome
- HIV-affected community
- HIV/AIDS
- HPV-positive oropharyngeal cancer
- HUPRA syndrome
- H syndrome
- Haemophilia
- Haemophilia A
- Haemophilia B
- Haemophilia C
- Haff disease
- Hagemoser–Weinstein–Bresnick syndrome
- Hailey–Hailey disease
- Hair disease
- Hair loss
- Hair tourniquet
- Hajdu–Cheney syndrome
- Half and half nail
- Hall-Riggs syndrome
- Hallermann–Streiff syndrome
- Hallucinogen persisting perception disorder
- Hallux rigidus
- Hallux varus
- Halo nevus
- Halo sign
- Hamartoma
- Hamman's syndrome
- Hammer toe
- Hand-foot-genital syndrome
- Hand eczema
- Hangman's fracture
- Hangover
- Hanhart syndrome
- Hapalonychia
- Haploinsufficiency of A20
- Hapnes Boman Skeie syndrome
- Hard flaccid syndrome
- Hardcastle syndrome
- Harderoporphyria
- Harding ataxia
- Harlequin-type ichthyosis
- Hartnup disease
- Hashimoto's encephalopathy
- Hashimoto's thyroiditis
- Havana syndrome
- Hawkinsinuria
- Hay–Wells syndrome
- Head and neck cancer
- Head injury
- Head lice infestation
- Health effects of pesticides
- Hearing loss
- Heart-hand syndromes
- Heart failure
- Heart failure with preserved ejection fraction
- Heart murmur
- Heat stroke
- Heat syncope
- Heberden's node
- Heck's disease
- Heimler syndrome
- Heliophobia
- Helminthiasis
- Hemangioblastoma
- Hemangioendothelioma
- Hemangiopericytoma
- Hemangiosarcoma
- Hemarthrosis
- Hematidrosis
- Hematocele
- Hematochezia
- Hematoma
- Hematometra
- Hematosalpinx
- Hematospermia
- Hematuria
- Hemianopsia
- Hemifacial hypertrophy
- Hemifacial microsomia
- Hemihypertrophy
- Hemimegalencephaly
- Hemimelia
- Hemiplegic migraine
- Hemispatial neglect
- Hemoglobin E
- Hemoglobin Lepore syndrome
- Hemoglobinemia
- Hemoglobinopathy
- Hemolytic anemia
- Hemolytic disease of the newborn
- Hemolytic–uremic syndrome
- Hemopericardium
- Hemophagocytic lymphohistiocytosis
- Hemoptysis
- Hemorrhagic cystitis
- Hemorrhagic infarct
- Hemosiderosis
- Hemosuccus pancreaticus
- Hemothorax
- Henoch–Schönlein purpura
- Heparin-induced thrombocytopenia
- Hepatic encephalopathy
- Hepatic hydrothorax
- Hepatitis
- Hepatitis A
- Hepatitis B
- Hepatitis C
- Hepatitis D
- Hepatitis E
- Hepatoblastoma
- Hepatocellular adenoma
- Hepatoerythropoietic porphyria
- Hepatomegaly
- Hepatotoxicity
- Hereditary breast–ovarian cancer syndrome
- Hereditary coproporphyria
- Hereditary cystatin C amyloid angiopathy
- Hereditary diffuse gastric cancer
- Hereditary diffuse leukoencephalopathy with spheroids
- Hereditary elliptocytosis
- Hereditary fibrosing poikiloderma with tendon contractures, myopathy, and pulmonary fibrosis
- Hereditary fructose intolerance
- Hereditary haemochromatosis
- Hereditary hemorrhagic telangiectasia
- Hereditary hyperbilirubinemia
- Hereditary leiomyomatosis and renal cell cancer syndrome
- Hereditary motor and sensory neuropathy
- Hereditary mucoepithelial dysplasia
- Hereditary multiple exostoses
- Hereditary neuralgic amyotrophy
- Hereditary neuropathy with liability to pressure palsy
- Hereditary nonpolyposis colorectal cancer
- Hereditary pancreatitis
- Hereditary progressive mucinous histiocytosis
- Hereditary pyropoikilocytosis
- Hereditary sclerosing poikiloderma
- Hereditary spherocytosis
- Hereditary stomatocytosis
- Hermansky–Pudlak syndrome
- Hernia
- Herpangina
- Herpes
- Herpes esophagitis
- Herpes meningitis
- Herpes simplex encephalitis
- Herpes simplex keratitis
- Herpes zoster ophthalmicus
- Herpetic gingivostomatitis
- Herpetic whitlow
- Herpetophobia
- Heterochromia iridum
- Heterotopic ossification
- Heterotopic pregnancy
- Heyde's syndrome
- Hiatal hernia
- Hibernoma
- Hickey
- Hidradenoma
- Hidrocystoma
- High-altitude pulmonary edema
- High-grade prostatic intraepithelial neoplasia
- High-grade serous carcinoma
- High-risk pregnancy
- High anion gap metabolic acidosis
- Hip dislocation
- Hip dysplasia
- Hip fracture
- Hirayama disease
- Hirschsprung's disease
- Histidinemia
- Histomoniasis
- Histoplasmosis
- Histrionic personality disorder
- Hitchhiker's thumb
- Hives
- Hoarding disorder
- Hodgkin lymphoma
- Holiday heart syndrome
- Holocarboxylase synthetase deficiency
- Holoprosencephaly
- Holstein–Lewis fracture
- Homocystinuria
- Homonymous hemianopsia
- Hookworm infection
- Hospital-acquired infection
- Hostility
- Hot tub folliculitis
- Hoyeraal–Hreidarsson syndrome
- Hughes–Stovin syndrome
- Human cytomegalovirus
- Human granulocytic anaplasmosis
- Human monocytotropic ehrlichiosis
- Human papillomavirus infection
- Human trypanosomiasis
- Humerus fracture
- Humoral immune deficiency
- Hunner's ulcer
- Hunter syndrome
- Huntington's disease
- Hurler syndrome
- Hurler–Scheie syndrome
- Hutchinson's teeth
- Hyalinizing clear cell carcinoma
- Hyaluronidase deficiency
- Hydranencephaly
- Hydroa vacciniforme
- Hydrocele
- Hydrocele testis
- Hydrocephalus
- Hydrolethalus syndrome
- Hydronephrosis
- Hydropneumothorax
- Hydrops-ectopic calcification-moth-eaten skeletal dysplasia
- Hydrops fetalis
- Hydrosalpinx
- Hydrothorax
- Hydroxyethyl starch-induced pruritus
- Hydroxyurea dermopathy
- Hymenolepiasis
- Hyper-IgM syndrome type 1
- Hyper-IgM syndrome type 2
- Hyper-IgM syndrome type 3
- Hyper-IgM syndrome type 4
- Hyper-IgM syndrome type 5
- Hyper IgM syndrome
- Hyperaemia
- Hyperaldosteronism
- Hyperalgesia
- Hyperammonemia
- Hyperandrogenism
- Hypercalcaemia
- Hypercapnia
- Hyperchloremia
- Hyperdontia
- Hyperglycemia
- Hyperhidrosis
- Hyperhomocysteinemia
- Hyperimmunoglobulin E syndrome
- Hyperinsulinemia
- Hyperkalemia
- Hyperkeratosis
- Hyperkinesia
- Hyperlipidemia
- Hyperlysinemia
- Hypermagnesemia
- Hypermobility (joints)
- Hypermobility spectrum disorder
- Hypernatremia
- Hyperostosis
- Hyperostosis frontalis interna
- Hyperoxaluria
- Hyperparathyroidism
- Hyperphenylalaninemia
- Hyperphosphatasia with mental retardation syndrome
- Hyperphosphatemia
- Hyperpigmentation
- Hyperpituitarism
- Hyperplasia
- Hyperplastic polyp
- Hyperproinsulinemia
- Hyperprolactinaemia
- Hyperprolinemia
- Hyperproteinemia
- Hypertelorism
- Hypertension
- Hypertension and brachydactyly syndrome
- Hypertensive crisis
- Hypertensive emergency
- Hypertensive heart disease
- Hypertensive kidney disease
- Hypertensive retinopathy
- Hyperthymic temperament
- Hyperthyroidism
- Hyperthyroxinemia
- Hypertrichosis
- Hypertriglyceridemia
- Hypertrophic cardiomyopathy
- Hypertrophic osteoarthropathy
- Hypertrophic scar
- Hypertrophy
- Hypertryptophanemia
- Hyperuricemia
- Hyperuricosuria
- Hypervalinemia
- Hypervitaminosis A
- Hypervolemia
- Hyphema
- Hypoalbuminemia
- Hypoaldosteronism
- Hypoalphalipoproteinemia
- Hypocalcemia
- Hypochloremia
- Hypocholesterolemia
- Hypochondriasis
- Hypochondroplasia
- Hypoglycemia
- Hypohidrotic ectodermal dysplasia
- Hypokalemia
- Hypokalemic periodic paralysis
- Hypokinesia
- Hyponatremia
- Hypopharyngeal cancer
- Hypophosphatasia
- Hypophysitis
- Hypopigmentation
- Hypoplastic left heart syndrome
- Hypoplastic right heart syndrome
- Hypoprolactinemia
- Hypopyon
- Hypospadias
- Hypotelorism
- Hypothermia
- Hypothyroidism
- Hypotrichosis with juvenile macular dystrophy
- Hypouricemia
- Hypovolemia
- Hypovolemic shock
- Hypoxemia
- Hypoxia (medicine)
- Hypsarrhythmia
- Hystrix-like ichthyosis–deafness syndrome
- Hürthle cell neoplasm
- IPEX syndrome
- Ichthyosis bullosa of Siemens
- Ichthyosis follicularis with alopecia and photophobia syndrome
- Ichthyosis vulgaris
- Ichthyosis with confetti
- Idiopathic giant-cell myocarditis
- Idiopathic interstitial pneumonia
- Idiopathic intracranial hypertension
- Idiopathic orbital inflammatory disease
- Idiopathic osteosclerosis
- Idiopathic sclerosing mesenteritis
- IgA pemphigus
- IgG4-related disease
- IgG4-related ophthalmic disease
- IgG4-related prostatitis
- IgG deficiency
- Ileitis
- Ileus
- Iliocostal friction syndrome
- Illusory palinopsia
- Imerslund–Gräsbeck syndrome
- Iminoglycinuria
- Immature teratoma
- Immersion foot syndromes
- Immune thrombocytopenic purpura
- Immunodeficiency 26
- Immunodeficiency with hyperimmunoglobulin M
- Immunodeficiency–centromeric instability–facial anomalies syndrome
- Impacted wisdom teeth
- Impaired fasting glucose
- Imperforate anus
- Impetigo
- Inappropriate sinus tachycardia
- Inborn error of lipid metabolism
- Inborn errors of carbohydrate metabolism
- Inborn errors of steroid metabolism
- Incisional hernia
- Indigenous health in Australia
- Indolent lymphoma
- Infantile Refsum disease
- Infantile convulsions and choreoathetosis
- Infantile free sialic acid storage disease
- Infantile hemangioma
- Infantile neuroaxonal dystrophy
- Infantile spasms-broad thumbs syndrome
- Infantile systemic hyalinosis
- Infarction
- Infection
- Infectious bone disease
- Infectious mononucleosis
- Infective endocarditis
- Inferior vena cava syndrome
- Infertility
- Infestation
- Inflammatory aortic aneurysm
- Inflammatory bowel disease
- Inflammatory linear verrucous epidermal nevus
- Inflammatory myofibroblastic tumour
- Inflammatory myopathy
- Infrapatellar bursitis
- Infrapatellar fat pad syndrome
- Ingrown hair
- Ingrown nail
- Inguinal lymphadenopathy
- Inhalant
- Inherited patterned lentiginosis
- Iniencephaly
- Injury in humans
- Injury of axillary nerve
- Insomnia
- Insulinoma
- Integrative agnosia
- Intermittent explosive disorder
- Intermittent hydrarthrosis
- Internal bleeding
- Internal hernia
- Internuclear ophthalmoplegia
- Interstitial cystitis
- Interstitial lung disease
- Interstitial nephritis
- Interstitial pregnancy
- Intertrigo
- Intestinal atresia
- Intestinal capillariasis
- Intestinal ischemia
- Intestinal metaplasia
- Intestinal parasite infection
- Intestinal pseudo-obstruction
- Intestinal spirochetosis
- Intracerebral hemorrhage
- Intracranial aneurysm
- Intracranial dolichoectasias
- Intracranial hemorrhage
- Intracranial pressure
- Intraductal papillary mucinous neoplasm
- Intraductal papillary neoplasm of the bile duct
- Intraductal papilloma
- Intranodal palisaded myofibroblastoma
- Intraocular hemorrhage
- Intraparenchymal hemorrhage
- Intraretinal microvascular abnormalities
- Intrauterine growth restriction
- Intrauterine hypoxia
- Intravascular lymphomas
- Intravascular papillary endothelial hyperplasia
- Intravenous leiomyomatosis
- Intraventricular block
- Intraventricular hemorrhage
- Intrusive thought
- Intubation granuloma
- Intussusception (medical disorder)
- Invasive cribriform carcinoma of the breast
- Invasive hydatidiform mole
- Invasive lobular carcinoma
- Invasive urothelial carcinoma
- Inverted nipple
- Inverted papilloma
- Iododerma
- Iridodialysis
- Iridogoniodysgenesis, dominant type
- Iron-deficiency anemia
- Iron deficiency
- Iron overload
- Irritant diaper dermatitis
- Irritant folliculitis
- Irritation fibroma
- Irukandji syndrome
- Irvine–Gass syndrome
- Ischemia
- Ischemic cardiomyopathy
- Ischemic colitis
- Ischemic fasciitis
- Ischemic hepatitis
- Ischemic optic neuropathy
- Isodicentric 15
- Isolated 17,20-lyase deficiency
- Isolated primary immunoglobulin M deficiency
- Isosporiasis
- Isovaleric acidemia
- Itch
- Jaffe–Campanacci syndrome
- Jalili syndrome
- Jammed finger
- Janeway lesion
- Jansen's metaphyseal chondrodysplasia
- Jansky–Bielschowsky disease
- Japanese encephalitis
- Jaundice
- Jefferson fracture
- Jellyfish dermatitis
- Jervell and Lange-Nielsen syndrome
- Johanson–Blizzard syndrome
- Johnson–McMillin syndrome
- Joint effusion
- Jokela type spinal muscular atrophy
- Jones fracture
- Joubert syndrome
- Jugular foramen syndrome
- Junctional ectopic tachycardia
- Junctional rhythm
- Junctional tachycardia
- Juvenile dermatomyositis
- Juvenile hyaline fibromatosis
- Juvenile idiopathic arthritis
- Juvenile nephronophthisis
- Juvenile polyposis syndrome
- Juvenile xanthogranuloma
- Kabuki syndrome
- Kaposi's sarcoma
- Kapur–Toriello syndrome
- Kasabach–Merritt syndrome
- Katz syndrome
- Kaufman oculocerebrofacial syndrome
- Kawasaki disease
- Kayser–Fleischer ring
- Keloid
- Keppen–Lubinsky syndrome
- Keratic precipitate
- Keratitis
- Keratitis–ichthyosis–deafness syndrome
- Keratoacanthoma
- Keratoderma blennorrhagicum
- Keratolytic winter erythema
- Keratosis
- Keratosis linearis with ichthyosis congenita and sclerosing keratoderma syndrome
- Keratosis pilaris
- Kerion
- Kernicterus
- Ketoacidosis
- Ketonuria
- Ketosis
- Keutel syndrome
- Kidney disease
- Kidney failure
- Kidney stone disease
- Kidney tumour
- Kienböck's disease
- Kikuchi disease
- Kimura's disease
- Kindler syndrome
- Kleeblattschaedel
- Kleptomania
- Klippel–Feil syndrome
- Klumpke paralysis
- Knee arthritis
- Knee dislocation
- Knee effusion
- Knee pain
- Koenen's tumor
- Kohlschütter–Tönz syndrome
- Koilonychia
- Konzo
- Korsakoff syndrome
- Kosaki overgrowth syndrome
- Kowarski syndrome
- Kraurosis vulvae
- Krukenberg's spindle
- Krukenberg tumor
- Kufor–Rakeb syndrome
- Kuru (disease)
- Kwashiorkor
- Kyasanur Forest disease
- Kyphoscoliosis
- Kyphosis
- LAMA2 related congenital muscular dystrophy
- LECT2 amyloidosis
- LIG4 syndrome
- LMNA-related congenital muscular dystrophy
- LPS-responsive beige-like anchor protein deficiency
- LRBA deficiency
- Labile hypertension
- Labyrinthine fistula
- Labyrinthitis
- Lactic acidosis
- Lactose intolerance
- Lacunar stroke
- Lagophthalmos
- Lamb-Shaffer syndrome
- Lambert–Eaton myasthenic syndrome
- Lamellar ichthyosis
- Laminopathy
- Landau–Kleffner syndrome
- Langerhans cell sarcoma
- Langer–Giedion syndrome
- Lanugo
- Large-cell acanthoma
- Large-cell lymphoma
- Large for gestational age
- Laron syndrome
- Larsen syndrome
- Larva currens
- Laryngeal cancer
- Laryngeal papillomatosis
- Laryngitis
- Laryngo-onycho-cutaneous syndrome
- Laryngocele
- Laryngomalacia
- Laryngotracheal stenosis
- Lassa fever
- Latent autoimmune diabetes in adults
- Lateral medullary syndrome
- Lateral pontine syndrome
- Latex allergy
- Lathosterolosis
- Latrodectism
- Lattice corneal dystrophy
- Lattice degeneration
- Laugier–Hunziker syndrome
- Lead poisoning
- Learning disability
- Left atrial enlargement
- Left bundle branch block
- Left ventricular hypertrophy
- Left ventricular thrombus
- Legg–Calvé–Perthes disease
- Legionnaires' disease
- Legius syndrome
- Leiomyoma
- Leiomyosarcoma
- Leishmaniasis
- Lelis syndrome
- Lemierre's syndrome
- Lennox–Gastaut syndrome
- Lens induced glaucomas
- Lentigo
- Lentigo maligna
- Lentigo maligna melanoma
- Lentigo simplex
- Leontiasis ossea
- Lepromatous leprosy
- Leprosy
- Leptocephaly
- Leptomeningeal cancer
- Leptospirosis
- Lesch–Nyhan syndrome
- Lethal acantholytic epidermolysis bullosa
- Lethal arthrogryposis with anterior horn cell disease
- Lethal congenital contracture syndrome
- Lethal white syndrome
- Letterer–Siwe disease
- Leukocoria
- Leukocyte adhesion deficiency-1
- Leukonychia
- Leukopenia
- Leukoplakia
- Leukotriene C4 synthase deficiency
- Lev's disease
- Levator ani syndrome
- Leydig cell hypoplasia
- Leydig cell tumour
- Lhermitte–Duclos disease
- Lichen nitidus
- Lichen planus
- Lichen ruber moniliformis
- Lichen sclerosus
- Lichen simplex chronicus
- Lichenoid eruption
- Lick granuloma
- Liddle's syndrome
- Ligamentous laxity
- Light chain deposition disease
- Lightning injury
- Limb infarction
- Limbal nodule
- Limb–girdle muscular dystrophy
- Limb–mammary syndrome
- Limited-stage small cell lung carcinoma
- Limp
- Linburg–Comstock variation
- Linear IgA bullous dermatosis
- Linear focal elastosis
- Linear verrucous epidermal nevus
- Lines of Zahn
- Linguatulosis
- Linitis plastica
- Lip licker's dermatitis
- Lipedema
- Lipid pneumonia
- Lipoatrophia semicircularis
- Lipoblastoma
- Lipoid congenital adrenal hyperplasia
- Lipoma
- Lipomatosis
- Lipoprotein lipase deficiency
- Liposarcoma
- Lipschütz ulcer
- Lisch epithelial corneal dystrophy
- Lisch nodule
- Lisfranc injury
- Lissencephaly
- List of periodontal diseases
- List of types of tinea
- Listeriosis
- Lithium toxicity
- Littoral cell angioma
- Livedo reticularis
- Liver abscess
- Liver angiosarcoma
- Liver cancer
- Liver disease
- Liver failure
- Liver injury
- Liver metastasis
- Liver spot
- Li–Fraumeni syndrome
- Lobar pneumonia
- Lobomycosis
- Lobular carcinoma
- Lobular carcinoma in situ
- Localized granuloma annulare
- Localized pustular psoriasis
- Loeys–Dietz syndrome
- Loin pain hematuria syndrome
- Long-chain 3-hydroxyacyl-coenzyme A dehydrogenase deficiency
- Long QT syndrome
- Loose anagen syndrome
- Lordosis
- Louping ill
- Low-grade fibromyxoid sarcoma
- Low back pain
- Low pressure hydrocephalus
- Lower gastrointestinal bleeding
- Lower motor neuron lesion
- Lowry–MacLean syndrome
- Loxoscelism
- Lucey–Driscoll syndrome
- Ludwig's angina
- Lujan–Fryns syndrome
- Lumbar disc disease
- Lumbar spinal stenosis
- Lung cancer
- Lung infarction
- Lung nodule
- Lupus
- Lupus erythematosus
- Lupus miliaris disseminatus faciei
- Lupus pernio
- Lupus vulgaris
- Lutembacher's syndrome
- Luteoma
- Luxating patella
- Lycoperdonosis
- Lyme disease
- Lymphadenopathy
- Lymphangioleiomyomatosis
- Lymphangioma circumscriptum
- Lymphangitis
- Lymphatic filariasis
- Lymphatic malformations
- Lymphedema
- Lymphedema praecox
- Lymphedema–distichiasis syndrome
- Lymphocytic choriomeningitis
- Lymphocytic colitis
- Lymphocytic esophagitis
- Lymphocytic interstitial pneumonia
- Lymphocytosis
- Lymphoepithelioma
- Lymphoepithelioma-like carcinoma
- Lymphogranuloma venereum
- Lyngstadaas syndrome
- Lysinuric protein intolerance
- Lysosomal acid lipase deficiency
- Lysosomal storage disease
- Löffler's syndrome
- Löfgren syndrome
- MALT lymphoma
- MASS syndrome
- MBL deficiency
- MDP syndrome
- MECP2 duplication syndrome
- MELAS syndrome
- MERRF syndrome
- MERS
- MODY 1
- MORM syndrome
- MPI-CDG
- MURCS association
- Machado–Joseph disease
- Macrocephaly
- Macrostomia
- Macrotia
- Macular corneal dystrophy
- Macular degeneration
- Macular edema
- Macular hole
- Macular hypoplasia
- Macular telangiectasia
- Madelung's deformity
- Maffucci syndrome
- Magnesium deficiency
- Mahvash disease
- Maisonneuve fracture
- Majeed syndrome
- Majewski's polydactyly syndrome
- Majocchi's disease
- Major depressive disorder
- Major trauma
- Malabsorption
- Malakoplakia
- Malar rash
- Malassezia folliculitis
- Male accessory gland infection
- Male breast cancer
- Malignancy
- Malignant acrospiroma
- Malignant chondroid syringoma
- Malignant hyperthermia
- Malignant infantile osteopetrosis
- Malignant peripheral nerve sheath tumor
- Malignant pilomatricoma
- Mallet finger
- Mallory–Weiss syndrome
- Malonic aciduria
- Malum perforans
- Mammary-type myofibroblastoma
- Mandibular fracture
- Mandibuloacral dysplasia
- Manganism
- Mange
- Mantle cell lymphoma
- Maple syrup urine disease
- Marasmus
- Marburg acute multiple sclerosis
- Marburg virus disease
- March fracture
- Marchiafava–Bignami disease
- Marcus Gunn phenomenon
- Marden–Walker syndrome
- Marfan syndrome
- Marfanoid–progeroid–lipodystrophy syndrome
- Marginal zone lymphoma
- Marinesco–Sjögren syndrome
- Marjolin's ulcer
- Maroteaux–Lamy syndrome
- Marshall syndrome
- Mass psychogenic illness
- Mast cell leukemia
- Mast cell sarcoma
- Mastitis
- Mastocytoma
- Mastocytosis
- Mastoiditis
- Maxillary hypoplasia
- May–Thurner syndrome
- McCune–Albright syndrome
- McGillivray syndrome
- McKusick–Kaufman syndrome
- McLeod syndrome
- Measles
- Mechanical anisocoria
- Meckel's diverticulum
- Meckel–Gruber syndrome
- Meconium
- Meconium aspiration syndrome
- Meconium peritonitis
- Medial knee injuries
- Medial medullary syndrome
- Medial pontine syndrome
- Median arcuate ligament syndrome
- Median nerve palsy
- Median rhomboid glossitis
- Mediastinal fibrosis
- Mediastinal tumors
- Mediastinum
- Medication-related osteonecrosis of the jaw
- Medullary breast carcinoma
- Medullary carcinoma
- Medullary cystic kidney disease
- Medullary sponge kidney
- Medullary thyroid cancer
- Medulloblastoma
- Medulloepithelioma
- Mees' lines
- Meesmann corneal dystrophy
- Megacolon
- Megacystis (fetal)
- Megaesophagus
- Megaloblastic anemia
- Meige's syndrome
- Melanocytic nevus
- Melanoma
- Melanosis
- Melanosis coli
- Melanotic neuroectodermal tumor of infancy
- Melasma
- Meleda disease
- Melena
- Melioidosis
- Melkersson–Rosenthal syndrome
- Melnick–Needles syndrome
- Melorheostosis
- Membranous glomerulonephritis
- Meningeal syphilis
- Meningioma
- Meningitis
- Meningococcal disease
- Meningoencephalitis
- Meniscus tear
- Menke-Hennekam syndrome
- Menkes disease
- Menopause
- Mental retardation and microcephaly with pontine and cerebellar hypoplasia
- Meralgia paraesthetica
- Mercury granuloma
- Merkel-cell carcinoma
- Mesangial proliferative glomerulonephritis
- Mesoblastic nephroma
- Mesothelioma
- Metabolic acidosis
- Metabolic alkalosis
- Metabolic disorder
- Metabolic dysfunction–associated steatotic liver disease
- Metabolic syndrome
- Metal allergy
- Metanephric adenoma
- Metaplasia
- Metastasis
- Metatarsophalangeal joint sprain
- Meth mouth
- Methanol toxicity
- Methemoglobinemia
- Methylmalonic acidemias
- Methylmalonyl-CoA mutase deficiency
- Metopism
- Mevalonate kinase deficiency
- Michels syndrome
- Microangiopathy
- Microcephaly
- Microcytic anemia
- Microdontia
- Micrognathism
- Micromastia
- Micronutrient deficiency
- Micropenis
- Microscopic colitis
- Microspherophakia
- Microstomia
- Microtia
- Microvillous inclusion disease
- Middle cerebral artery syndrome
- Migraine
- Mild androgen insensitivity syndrome
- Miliaria
- Miliary tuberculosis
- Milium (dermatology)
- Milk-alkali syndrome
- Milk allergy
- Milker's nodule
- Millard–Gubler syndrome
- Miller syndrome
- Miller–Dieker syndrome
- Millipede burn
- Milroy's disease
- Minamata disease
- Minimal change disease
- Minimally conscious state
- Minimally differentiated acute myeloblastic leukemia
- Miosis
- Miscarriage
- Mismatch repair cancer syndrome
- Mitochondrial DNA depletion syndrome
- Mitochondrial disease
- Mitochondrial myopathy
- Mitochondrial neurogastrointestinal encephalopathy syndrome
- Mitochondrial trifunctional protein deficiency
- Mitral regurgitation
- Mitral stenosis
- Mitral valve prolapse
- Mittelschmerz
- Mixed affective state
- Moebius syndrome
- Mohr–Tranebjærg syndrome
- Molar incisor hypomineralisation
- Mollaret's meningitis
- Molluscum contagiosum
- Molybdenum deficiency
- Monckeberg's arteriosclerosis
- Mongolian spot
- Monilethrix
- Monochromacy
- Monoclonal gammopathy
- Monoclonal gammopathy of undetermined significance
- Monomania
- Monoplegia
- Mood disorder
- Moon face
- Morgagni–Stewart–Morel syndrome
- Morphea
- Morquio syndrome
- Morse–Rawnsley–Sargent syndrome
- Morton's neuroma
- Morton's toe
- Motion sickness
- Motor neuron diseases
- Mouth ulcer
- Mowat–Wilson syndrome
- Moyamoya disease
- Mpox
- Mucinous cystadenocarcinoma
- Mucinous cystadenoma
- Mucinous neoplasm
- Mucinous nevus
- Mucinous tubular and spindle cell carcinoma
- Mucoepidermoid carcinoma
- Mucolipidosis
- Mucopolysaccharidosis
- Mucopolysaccharidosis type I
- Mucormycosis
- Mucosal melanoma
- Mucositis
- Muehrcke's nails
- Muenke syndrome
- Mulder's sign
- Mulibrey nanism
- Multicentric carpotarsal osteolysis syndrome
- Multicystic dysplastic kidney
- Multifocal atrial tachycardia
- Multifocal stenosing ulceration of the small intestine
- Multiple endocrine neoplasia
- Multiple endocrine neoplasia type 1
- Multiple endocrine neoplasia type 2
- Multiple endocrine neoplasia type 2B
- Multiple epiphyseal dysplasia
- Multiple sclerosis
- Multiple sulfatase deficiency
- Multisystem inflammatory syndrome in children
- Mumps
- Murine typhus
- Muscle atrophy
- Muscle imbalance
- Muscular dystrophy
- Musculoskeletal disorder
- Mushroom poisoning
- Muteness
- Myalgic encephalomyelitis/chronic fatigue syndrome
- Myasthenia gravis
- Mycobacterial cervical lymphadenitis
- Mycobacterium avium-intracellulare infection
- Mycoplasma
- Mycosis fungoides
- Mycotic aneurysm
- Mydriasis
- Myelodysplastic syndrome
- Myeloid sarcoma
- Myelolipoma
- Myeloma cast nephropathy
- Myelomalacia
- Myeloperoxidase deficiency
- Myhre syndrome
- Myiasis
- Myocardial bridge
- Myocardial rupture
- Myocarditis
- Myoclonus
- Myoepithelioma of the head and neck
- Myoglobinuria
- Myokymia
- Myoma
- Myopericytoma
- Myopia
- Myopic crescent
- Myositis
- Myositis ossificans
- Myotonic dystrophy
- Myxedema
- Myxoid cyst
- Myxoid liposarcoma
- Myxoma
- Ménière's disease
- Ménétrier's disease
- Müllerian agenesis
- N-Acetylglutamate synthase deficiency
- NGLY1 deficiency
- NUT carcinoma
- Nabothian cyst
- Naegeli–Franceschetti–Jadassohn syndrome
- Naegleriasis
- Nail biting
- Nail clubbing
- Nail disease
- Nail–patella syndrome
- Nance–Horan syndrome
- Narcissistic personality disorder
- Narcolepsy
- Nasal congestion
- Nasal fracture
- Nasal polyp
- Nasal septal abscess
- Nasal septal hematoma
- Nasal septum deviation
- Nasal septum perforation
- Nasolacrimal duct obstruction
- Nasopalatine duct cyst
- Nasopharyngeal angiofibroma
- Nasopharyngeal carcinoma
- Nausea
- Necatoriasis
- Neck pain
- Necrobiosis lipoidica
- Necrolytic acral erythema
- Necrophobia
- Necrotizing fasciitis
- Necrotizing gingivitis
- Necrotizing periodontal diseases
- Necrotizing sialometaplasia
- Needlestick injury
- Neglected tropical diseases
- Nematode infection
- Neonatal acne
- Neonatal conjunctivitis
- Neonatal hemochromatosis
- Neonatal herpes
- Neonatal ichthyosis–sclerosing cholangitis syndrome
- Neonatal infection
- Neonatal jaundice
- Neonatal meningitis
- Neonatal tetanus
- Neoplasm
- Nephritic syndrome
- Nephritis
- Nephrocalcinosis
- Nephrogenic adenoma
- Nephronophthisis
- Nephrotic syndrome
- Nerve compression syndrome
- Nerve injury
- Nerve sheath tumor
- Nervous system tumor
- Netherton syndrome
- Neural tube defect
- Neuritis
- Neuroblastoma
- Neurocysticercosis
- Neurodegenerative disease
- Neuroendocrine tumor
- Neuroferritinopathy
- Neurofibroma
- Neurofibromatosis type I
- Neurofibromatosis type II
- Neurogenic shock
- Neuroleptic malignant syndrome
- Neurological disorder
- Neuroma
- Neuromuscular disease
- Neuronal ceroid lipofuscinosis
- Neuronal migration disorder
- Neuropathy, ataxia, and retinitis pigmentosa
- Neurosarcoidosis
- Neutropenia
- Neutropenic enterocolitis
- Neutrophilia
- Nevo syndrome
- Nevoid basal-cell carcinoma syndrome
- Nevus
- Nevus anemicus
- Nevus depigmentosus
- Nevus flammeus nuchae
- Nevus of Ito
- Nevus of Ota
- Nevus sebaceous
- Nevus spilus
- Nezelof syndrome
- Nickel allergy
- Nicotine dependence
- Nicotine poisoning
- Nicotine withdrawal
- Niemann–Pick disease
- Nightmare disorder
- Nijmegen breakage syndrome
- Nipah virus infection
- Nipple adenoma
- Nipple discharge
- Nitrogen dioxide poisoning
- Nitrogen narcosis
- Nociplastic pain
- Nocturnal enuresis
- Nodding disease
- Nodular fasciitis
- Nodular lymphocyte predominant Hodgkin lymphoma
- Nodular melanoma
- Nodular regenerative hyperplasia
- Nodular sclerosing Hodgkin lymphoma
- Nodule (medicine)
- Noma (disease)
- Non-Hodgkin lymphoma
- Non-blanching rash
- Non-communicable disease
- Non-ossifying fibroma
- Non-small-cell lung cancer
- Noncompaction cardiomyopathy
- Nonunion
- Nonvenereal endemic syphilis
- Noonan syndrome
- Noonan syndrome with multiple lentigines
- Norman–Roberts syndrome
- Norovirus
- Northern epilepsy syndrome
- Nose picking
- Nosebleed
- Notalgia paresthetica
- Nuchal cord
- Nutcracker esophagus
- Nutcracker syndrome
- Nystagmus
- OHVIRA
- OSLAM syndrome
- Obesity
- Obesity-associated morbidity
- Obesity hypoventilation syndrome
- Obliterating endarteritis
- Obsessive–compulsive disorder
- Obsessive–compulsive personality disorder
- Obstetric fistula
- Obstructed labour
- Obstructive lung disease
- Obturator hernia
- Occipital epilepsy
- Occipital horn syndrome
- Occlusal trauma
- Occupational burnout
- Ochronosis
- Ocular albinism type 1
- Ocular larva migrans
- Ocular rosacea
- Oculoauricular syndrome
- Oculocerebrorenal syndrome
- Oculodentodigital dysplasia
- Oculofaciocardiodental syndrome
- Oculopharyngeal muscular dystrophy
- Odontogenic keratocyst
- Odontoma
- Oguchi disease
- Olecranon bursitis
- Olecranon fracture
- Oligoastrocytoma
- Oligodactyly
- Oligodendroglioma
- Ollier disease
- Omental cake
- Omental infarction
- Omodysplasia 2
- Omphalocele
- Omsk hemorrhagic fever
- Onchocerciasis
- One and a half syndrome
- Onyalai
- Onychauxis
- Onychogryphosis
- Onycholysis
- Onychomadesis
- Onychomycosis
- Onychorrhexis
- Ophthalmoparesis
- Opioid overdose
- Opioid use disorder
- Opisthotonus
- Opportunistic infection
- Optic disc drusen
- Optic nerve glioma
- Optic neuritis
- Optic neuropathy
- Optic pit
- Oral cancer
- Oral candidiasis
- Oral mucocele
- Orbital apex syndrome
- Orbital blowout fracture
- Orbital cellulitis
- Orbital lymphoma
- Orf (disease)
- Organic brain syndrome
- Organophosphate poisoning
- Ornithine aminotransferase deficiency
- Ornithine translocase deficiency
- Oroantral fistula
- Orofacial pain
- Orofaciodigital syndrome
- Orofaciodigital syndrome 1
- Oropharyngeal cancer
- Oropouche fever
- Orotic aciduria
- Orthostatic headache
- Ortner's syndrome
- Osgood–Schlatter disease
- Ossification of the posterior longitudinal ligament
- Osteitis fibrosa cystica
- Osteitis pubis
- Osteoarthritis
- Osteoblastoma
- Osteochondritis dissecans
- Osteochondroma
- Osteoid osteoma
- Osteoma
- Osteoma cutis
- Osteomalacia
- Osteomyelitis
- Osteonecrosis of the jaw
- Osteopoikilosis
- Osteoporosis
- Osteosarcoma
- Osteosclerosis
- Ostium primum atrial septal defect
- Otic polyp
- Otitis
- Otitis externa
- Otitis media
- Otocephaly
- Otodental syndrome
- Otosclerosis
- Otospondylomegaepiphyseal dysplasia
- Ovarian cancer
- Ovarian cyst
- Ovarian fibroma
- Ovarian serous cystadenoma
- Ovarian torsion
- Ovarian vein syndrome
- Overactive bladder
- Overflow incontinence
- Overjet
- Overriding aorta
- Overweight
- Oxygen toxicity
- PANDAS
- PLAID syndrome
- Pacemaker syndrome
- Pachyonychia congenita
- Pacman dysplasia
- Paederus dermatitis
- Paget's disease of bone
- Paget's disease of the breast
- Pagetoid reticulosis
- Paget–Schroetter disease
- Pain
- Palatal myoclonus
- Palisaded encapsulated neuroma
- Pallister–Hall syndrome
- Pallor
- Palmar erythema
- Palmoplantar keratoderma
- Palpitations
- Pancoast tumor
- Pancolitis
- Pancreas divisum
- Pancreatic acinar metaplasia
- Pancreatic cancer
- Pancreatic fistula
- Pancreatic neuroendocrine tumor
- Pancreatic pseudocyst
- Pancreatic serous cystadenoma
- Pancreatic tumor
- Pancreatitis
- Panic attack
- Panic disorder
- Panner disease
- Panniculitis
- Pantothenate kinase-associated neurodegeneration
- Papillary fibroelastoma
- Papillary hidradenoma
- Papillary renal cell carcinoma
- Papillary urothelial neoplasm of low malignant potential
- Papilledema
- Papillomatosis
- Papillon–Lefèvre syndrome
- Papillorenal syndrome
- Pappataci fever
- Papule
- Paracetamol poisoning
- Paracoccidioidomycosis
- Paraganglioma
- Paragonimiasis
- Paralytic shellfish poisoning
- Paramyotonia congenita
- Paraovarian cyst
- Paraphimosis
- Paraplegia
- Parasitic disease
- Parasitic twin
- Parastremmatic dwarfism
- Parathyroid adenoma
- Parathyroid carcinoma
- Parathyroid disease
- Parinaud's syndrome
- Parkes Weber syndrome
- Parkinsonism
- Paronychia
- Parotitis
- Paroxysmal exercise-induced dystonia
- Paroxysmal hand hematoma
- Paroxysmal kinesigenic dyskinesia
- Paroxysmal nocturnal hemoglobinuria
- Paroxysmal supraventricular tachycardia
- Parry–Romberg syndrome
- Parsonage–Turner syndrome
- Partial androgen insensitivity syndrome
- Partial anterior circulation infarct
- Partial monosomy 13q
- Paruresis
- Pascual-Castroviejo syndrome type 1
- Pashayan syndrome
- Patau syndrome
- Patella fracture
- Patellar dislocation
- Patellar tendinitis
- Patellar tendon rupture
- Patellofemoral pain syndrome
- Patent ductus arteriosus
- Pathogenic bacteria
- Pathologic fracture
- Pathophysiology of asthma
- Patulous Eustachian tube
- Peanut allergy
- Pearly penile papules
- Pectus excavatum
- Pediculosis corporis
- Pediculosis pubis
- Peeling skin syndrome
- Peliosis hepatis
- Pelizaeus–Merzbacher disease
- Pellagra
- Pellegrini–Stieda syndrome
- Pellucid marginal degeneration
- Pelvic congestion syndrome
- Pelvic fracture
- Pelvic inflammatory disease
- Pelvic organ prolapse
- Pelvic pain
- Pemphigus
- Pendred syndrome
- Penetrating atherosclerotic ulcer
- Penetrating head injury
- Penetrating trauma
- Penile artery shunt syndrome
- Penile discharge
- Penile fracture
- Pentalogy of Cantrell
- Pentosuria
- Perforated eardrum
- Perforating calcific elastosis
- Periampullary cancer
- Perianal hematoma
- Periapical cyst
- Periapical periodontitis
- Pericardial effusion
- Pericarditis
- Perichondritis
- Pericoronitis
- Perifollicular fibroma
- Perineal tear
- Periodontal abscess
- Periorbital cellulitis
- Periorbital dark circles
- Periorbital dermatitis
- Periorbital hyperpigmentation
- Periosteal reaction
- Peripartum cardiomyopathy
- Peripheral artery disease
- Peripheral nerve tumor
- Peripheral neuropathy
- Perisylvian syndrome
- Peritoneal carcinomatosis
- Peritoneal inclusion cyst
- Peritoneal mesothelioma
- Peritonitis
- Peritonsillar abscess
- Perivascular epithelioid cell tumour
- Periventricular leukomalacia
- Permanent junctional reciprocating tachycardia
- Pernicious anemia
- Peroneal nerve paralysis
- Peroxisomal disorder
- Persistent Müllerian duct syndrome
- Persistent cloaca
- Persistent fetal vasculature
- Persistent left superior vena cava
- Persistent pupillary membrane
- Persistent thyroglossal duct
- Persistent truncus arteriosus
- Persistent tunica vasculosa lentis
- Perspiration
- Perthes lesion
- Pes anserine bursitis
- Pes cavus
- Pesticide poisoning
- Petechia
- Peters-plus syndrome
- Petit's hernia
- Peutz–Jeghers syndrome
- Peyronie's disease
- Phacolytic glaucoma
- Phacomorphic glaucoma
- Phantom eye syndrome
- Phantom limb
- Pharyngitis
- Phenylketonuria
- Pheochromocytoma
- Philadelphia chromosome
- Phlebitis
- Phlegmasia cerulea dolens
- Phlyctenular keratoconjunctivitis
- Phobia
- Phocomelia
- Phonophobia
- Phosphofructokinase deficiency
- Photic sneeze reflex
- Photodermatitis
- Phototoxicity
- Phthisis bulbi
- Phyllodes tumor
- Physical abuse
- Physical urticaria
- Phytophotodermatitis
- Pickardt syndrome
- Piebaldism
- Piedraia hortae
- Pierre Robin sequence
- Pierre Robin sequence-faciodigital anomaly syndrome
- Pigeon toe
- Pigment dispersion syndrome
- Pigmented purpuric dermatosis
- Pigmented spindle cell nevus
- Pilar sheath acanthoma
- Pilocytic astrocytoma
- Pilomatricoma
- Pilonidal disease
- Pimple
- Pineal gland cyst
- Pinealoma
- Pineocytoma
- Pinguecula
- Pinworm infection
- Pipecolic acidemia
- Piriformis syndrome
- Pitted keratolysis
- Pitt–Hopkins syndrome
- Pituicytoma
- Pituitary disease
- Pityriasis amiantacea
- Pityriasis lichenoides
- Pityriasis lichenoides et varioliformis acuta
- Pityriasis rosea
- Pityriasis rubra pilaris
- Placenta accreta spectrum
- Placenta praevia
- Placental abruption
- Placental disease
- Placental infarction
- Placental site nodule
- Placental site trophoblastic tumor
- Placental villous immaturity
- Placentitis
- Plagiocephaly
- Plague (disease)
- Plantar fascial rupture
- Plantar fibromatosis
- Plantar wart
- Plasma cell gingivitis
- Plasma cell leukemia
- Plasmacytoma
- Platelet storage pool deficiency
- Platyspondylic lethal skeletal dysplasia, Torrance type
- Pleomorphic adenoma
- Pleomorphic lipoma
- Pleomorphic xanthoastrocytoma
- Pleural effusion
- Pleural empyema
- Pleural thickening
- Pleurisy
- Pleuropneumonia
- Plummer–Vinson syndrome
- Pneumatosis
- Pneumatosis intestinalis
- Pneumaturia
- Pneumobilia
- Pneumocephalus
- Pneumoconiosis
- Pneumocystis pneumonia
- Pneumocystosis
- Pneumomediastinum
- Pneumonia
- Pneumonic plague
- Pneumopericardium
- Pneumoperitoneum
- Pneumosinus dilatans
- Pneumothorax
- Podoconiosis
- Poikilocytosis
- Poikiloderma vasculare atrophicans
- Poisoning
- Poland syndrome
- Polio
- Poliosis
- Polyarteritis nodosa
- Polychromasia
- Polycystic kidney disease
- Polycystic liver disease
- Polycystic ovary syndrome
- Polycythemia
- Polycythemia vera
- Polydactyly
- Polydactyly-myopia syndrome
- Polyembryoma
- Polyhydramnios
- Polymelia
- Polymer fume fever
- Polymicrogyria
- Polymorphous light eruption
- Polymorphous low-grade adenocarcinoma
- Polymyalgia rheumatica
- Polymyositis
- Polyneuropathy
- Polyorchidism
- Polyp (medicine)
- Polypoid melanoma
- Polysubstance dependence
- Polysubstance use
- Polysyndactyly
- Polyuria
- Pontocerebellar hypoplasia
- Popliteal artery entrapment syndrome
- Popliteal pterygium syndrome
- Porokeratosis
- Porphyria
- Porphyria cutanea tarda
- Port-wine stain
- Portal hypertension
- Portal hypertensive gastropathy
- Portal vein thrombosis
- Post-Ebola virus syndrome
- Post-dural-puncture headache
- Post-exertional malaise
- Post-nasal drip
- Post-polio syndrome
- Post-stroke depression
- Post-thrombotic syndrome
- Post-traumatic arthritis
- Post-traumatic stress disorder among athletes
- Post-vagotomy diarrhea
- Postarthroscopic glenohumeral chondrolysis
- Postcoital bleeding
- Posterior cerebral artery syndrome
- Posterior circulation infarct
- Posterior cortical atrophy
- Posterior cruciate ligament injury
- Posterior polymorphous corneal dystrophy
- Posterior ramus syndrome
- Posterior reversible encephalopathy syndrome
- Posterior spinal artery syndrome
- Posterior urethral valve
- Posterior vitreous detachment
- Postpartum bleeding
- Postpartum depression
- Postpartum infections
- Postpartum psychosis
- Postpericardiotomy syndrome
- Potassium-aggravated myotonia
- Potomania
- Pott's disease
- Pott's puffy tumor
- Prader–Willi syndrome
- Pre-eclampsia
- Pre-excitation syndrome
- Preauricular sinus and cyst
- Precancerous condition
- Precordial catch syndrome
- Precursor B-cell lymphoblastic leukemia
- Prediabetes
- Pregnancy
- Preiser disease
- Prelabor rupture of membranes
- Premature atrial contraction
- Premature heart beat
- Premature thelarche
- Premature ventricular contraction
- Prepatellar bursitis
- Prescription drug addiction
- Pressure urticaria
- Presumed ocular histoplasmosis syndrome
- Preterm birth
- Pretibial myxedema
- Priapism
- Primary aldosteronism
- Primary biliary cholangitis
- Primary central nervous system lymphoma
- Primary congenital glaucoma
- Primary cutaneous adenoid cystic carcinoma
- Primary cutaneous amyloidosis
- Primary effusion lymphoma
- Primary familial brain calcification
- Primary hyperparathyroidism
- Primary mediastinal B-cell lymphoma
- Primary peritoneal carcinoma
- Primary progressive aphasia
- Primary pulmonary coccidioidomycosis
- Primary sclerosing cholangitis
- Primary tumors of the heart
- Primitive neuroectodermal tumor
- Prion
- Problem gambling
- Proctocolitis
- Progeria
- Prognathism
- Progressive multifocal leukoencephalopathy
- Progressive muscular atrophy
- Progressive outer retinal necrosis
- Progressive vaccinia
- Prolactinoma
- Prolidase deficiency
- Proliferative fasciitis and proliferative myositis
- Prolonged labor
- Pronator teres syndrome
- Properdin deficiency
- Propionic acidemia
- Propofol infusion syndrome
- Prosopagnosia
- Prostate cancer
- Prostatic stromal tumour of uncertain malignant potential
- Prostatitis
- Protein C deficiency
- Protein S deficiency
- Protein losing enteropathy
- Proteinopathy
- Protein–energy malnutrition
- Proteus syndrome
- Protothecosis
- Proximal femoral focal deficiency
- Proximal humerus fracture
- Prune belly syndrome
- Prurigo nodularis
- Pseudo-Hurler polydystrophy
- Pseudoaneurysm
- Pseudocyst
- Pseudofolliculitis barbae
- Pseudohypoaldosteronism
- Pseudomeningocele
- Pseudomonas infection
- Pseudomyxoma peritonei
- Pseudopolyps
- Pseudoporphyria
- Pseudoxanthoma elasticum
- Psittacosis
- Psoas muscle abscess
- Psoriasis
- Psoriatic arthritis
- Psoriatic erythroderma
- Psoriatic onychodystrophy
- Psychological pain
- Psychological stress
- Psychotic depression
- Pterygium (eye)
- Pterygium unguis
- Ptosis (breasts)
- Ptosis (eyelid)
- Pubic symphysis diastasis
- Pulicosis
- Pulled elbow
- Pulled hamstring
- Pulmonary alveolar microlithiasis
- Pulmonary alveolar proteinosis
- Pulmonary arterial hypertension
- Pulmonary artery stenosis
- Pulmonary aspiration
- Pulmonary atresia
- Pulmonary capillary hemangiomatosis
- Pulmonary consolidation
- Pulmonary contusion
- Pulmonary edema
- Pulmonary embolism
- Pulmonary fibrosis
- Pulmonary heart disease
- Pulmonary hypertension
- Pulmonary hypoplasia
- Pulmonary interstitial emphysema
- Pulmonary laceration
- Pulmonary regurgitation
- Pulmonary sclerosing pneumocytoma
- Pulmonary sequestration
- Pulmonary talcosis
- Pulmonary valve stenosis
- Pulmonary vein stenosis
- Pulmonary venoocclusive disease
- Pulseless electrical activity
- Pulsus alternans
- Punctate epithelial erosions
- Pure apocrine carcinoma of the breast
- Pure autonomic failure
- Pure red cell aplasia
- Purine nucleoside phosphorylase deficiency
- Purple urine bag syndrome
- Purpura
- Purtscher's retinopathy
- Pustular psoriasis
- Pustulosis palmaris et plantaris
- Pyaemia
- Pycnodysostosis
- Pyelonephritis
- Pylephlebitis
- Pyloric stenosis
- Pyoderma
- Pyoderma gangrenosum
- Pyogenic granuloma
- Pyogenic liver abscess
- Pyometra
- Pyomyositis
- Pyromania
- Pyruvate kinase deficiency
- Pyuria
- Q fever
- Quadrantanopia
- Quadriceps tendon rupture
- Quadrilateral space syndrome
- Quartan fever
- Quebec platelet disorder
- RAPADILINO syndrome
- RIDDLE syndrome
- ROSAH syndrome
- Rabies
- Rabies in Haiti
- Raccoon eyes
- Rachischisis
- Rachitic rosary
- Racquet nail
- Radial head fracture
- Radial nerve dysfunction
- Radial neuropathy
- Radial scar
- Radial tunnel syndrome
- Radiation-induced lung injury
- Radiation burn
- Radiation proctitis
- Radiation retinopathy
- Radiculopathy
- Radio-renal syndrome
- Radioulnar synostosis
- Ramos-Arroyo syndrome
- Ramsay Hunt syndrome type 2
- Ranula
- Rapid eye movement sleep behavior disorder
- Rapidly progressive glomerulonephritis
- Rash
- Raymond–Céstan syndrome
- Reactive arthritis
- Reactive gastropathy
- Receptive aphasia
- Rectal foreign body
- Rectocele
- Rectovaginal fistula
- Rectus sheath hematoma
- Recurrent brief depression
- Recurrent corneal erosion
- Recurrent painful ophthalmoplegic neuropathy
- Recurrent pyogenic cholangitis
- Red ear syndrome
- Red eye (medicine)
- Referred itch
- Reflex syncope
- Refractive error
- Refsum disease
- Reinke's edema
- Reis–Bucklers corneal dystrophy
- Relapsing polychondritis
- Relative afferent pupillary defect
- Renal artery stenosis
- Renal cell carcinoma
- Renal colic
- Renal cyst
- Renal cysts and diabetes syndrome
- Renal dysplasia-limb defects syndrome
- Renal glycosuria
- Renal hypoplasia
- Renal medullary carcinoma
- Renal medullary fibroma
- Renal oncocytoma
- Renal papillary necrosis
- Renal tubular acidosis
- Renal vein thrombosis
- Renal–hepatic–pancreatic dysplasia
- Renovascular hypertension
- Renpenning's syndrome
- Reperfusion injury
- Respiratory acidosis
- Respiratory alkalosis
- Respiratory arrest
- Respiratory bronchiolitis
- Respiratory compensation
- Respiratory disease
- Respiratory failure
- Respiratory sounds
- Restless legs syndrome
- Restrictive cardiomyopathy
- Restrictive dermopathy
- Reticulocytosis
- Retinal cone dystrophy 3B
- Retinal detachment
- Retinal migraine
- Retinal vasculitis
- Retinal vasculopathy with cerebral leukoencephalopathy and systemic manifestations
- Retinitis
- Retinitis pigmentosa
- Retinoblastoma
- Retinopathy
- Retinoschisis
- Retrobulbar bleeding
- Retrognathism
- Retrograde ejaculation
- Retrolisthesis
- Retroperitoneal bleeding
- Retropharyngeal abscess
- Revesz syndrome
- Reye syndrome
- Reynolds syndrome
- Rhabdomyolysis
- Rhabdomyoma
- Rhabdomyosarcoma
- Rheumatic fever
- Rheumatism
- Rheumatoid arthritis
- Rheumatoid disease of the spine
- Rheumatoid nodule
- Rhinitis
- Rhinitis medicamentosa
- Rhinolith
- Rhinophyma
- Rhinorrhea
- Rhinoscleroma
- Rhinosporidiosis
- Rhizomelic chondrodysplasia punctata
- Rib fracture
- Rickets
- Rift Valley fever
- Riga–Fede disease
- Right-sided aortic arch
- Right atrial enlargement
- Right axis deviation
- Right bundle branch block
- Right hemisphere brain damage
- Right ventricular hypertrophy
- Rigler's triad
- Ring chromosome 14 syndrome
- Ring chromosome 15
- Ring chromosome 18
- Ring chromosome 20 syndrome
- Road rash
- Roberts syndrome
- Robinow syndrome
- Rocky Mountain spotted fever
- Roid rage
- Rolandic epilepsy
- Rolando fracture
- Romano–Ward syndrome
- Rombo syndrome
- Rosacea
- Rosai–Dorfman disease
- Roseola
- Roseola vaccinia
- Rothmund–Thomson syndrome
- Rotor syndrome
- Rubella
- Rubinstein–Taybi syndrome
- Rudiger syndrome
- Ruijs-Aalfs syndrome
- Ruzicka Goerz Anton syndrome
- SARS
- SCARF syndrome
- SHORT syndrome
- SLAP tear
- SRD5A3-CDG
- STAR syndrome
- STING-associated vasculopathy with onset in infancy
- Saal Greenstein syndrome
- Sabinas brittle hair syndrome
- Sack–Barabas syndrome
- Sacroiliac joint dysfunction
- Sacroiliitis
- Saddle nose
- Sadistic personality disorder
- Saint Louis encephalitis
- Sakati–Nyhan–Tisdale syndrome
- Salicylate poisoning
- Salicylate sensitivity
- Salivary duct carcinoma
- Salivary gland disease
- Salivary gland tumour
- Salla disease
- Salmonellosis
- Salpingitis
- Salpingitis isthmica nodosa
- Salt poisoning
- Salter–Harris fracture
- Sandhoff disease
- Sanfilippo syndrome
- Sanjad–Sakati syndrome
- Sarcoidosis
- Sarcoma
- Sarcomatoid carcinoma
- Sarcosinemia
- Savant syndrome
- Say syndrome
- Say–Meyer syndrome
- Scalding
- Scalp–ear–nipple syndrome
- Scaphocephaly
- Scaphoid fracture
- Scapholunate advanced collapse
- Scapular fracture
- Scar
- Scarlet fever
- Schaaf-Yang syndrome
- Schamberg disease
- Schatzki ring
- Scheie syndrome
- Scheuermann's disease
- Schimmelpenning syndrome
- Schindler disease
- Schistosomiasis
- Schizencephaly
- Schizoid personality disorder
- Schizophrenia
- Schmitt Gillenwater Kelly syndrome
- Schmorl's nodes
- Schnyder crystalline corneal dystrophy
- Schwannoma
- Schwannomatosis
- Schwartz–Jampel syndrome
- Sciatica
- Scimitar syndrome
- Scintillating scotoma
- Scleritis
- Sclerocornea
- Scleroderma
- Sclerosis (medicine)
- Scoliosis
- Scorpion sting
- Scotoma
- Scott syndrome
- Scrofuloderma
- Scrub typhus
- Scurvy
- Sea urchin injury
- Seasonal affective disorder
- Sebaceoma
- Sebaceous adenoma
- Sebaceous cyst
- Sebaceous hyperplasia
- Sebaceous lymphadenoma
- Seborrheic keratosis
- Seborrhoeic dermatitis
- Seckel syndrome
- Second-degree atrioventricular block
- Secondary hyperparathyroidism
- Segmental colitis associated with diverticulosis
- Seizure
- Selective immunoglobulin A deficiency
- Selenium deficiency
- Self-harm
- Seminoma
- Sengers syndrome
- Senior–Løken syndrome
- Sensenbrenner syndrome
- Sensorineural hearing loss
- Sensory neuronopathy
- Sensory processing disorder
- Separated shoulder
- Septic arthritis
- Septic shock
- Septicemic plague
- Seroma
- Serotonin syndrome
- Serous cystadenocarcinoma
- Serous tumour
- Serpiginous choroiditis
- Serrated polyposis syndrome
- Sertoli cell-only syndrome
- Sertoli cell nodule
- Sertoli cell tumour
- Sertoli–Leydig cell tumour
- Sesame allergy
- Sessile serrated lesion
- Setleis syndrome
- Severe achondroplasia with developmental delay and acanthosis nigricans
- Severe fever with thrombocytopenia syndrome
- Sex cord tumour with annular tubules
- Sexual fetishism
- Sexually transmitted infection
- Shaken baby syndrome
- Shark attack
- Sheehan's syndrome
- Shellfish allergy
- Shigellosis
- Shiitake mushroom dermatitis
- Shin splints
- Shingles
- Shock (circulatory)
- Short-chain acyl-coenzyme A dehydrogenase deficiency
- Short QT syndrome
- Short bowel syndrome
- Shortness of breath
- Shoulder impingement syndrome
- Shoulder presentation
- Shunt nephritis
- Shwachman–Diamond syndrome
- Sialadenitis
- Sialidosis
- Sialolithiasis
- Sickle cell disease
- Sickle cell nephropathy
- Sickle cell trait
- Sideroblastic anemia
- Siderosis
- Sigmoid colon volvulus
- Signet ring cell carcinoma
- Signs and symptoms of cancer
- Silent hypoxia
- Silicone granuloma
- Silicosis
- Silver–Russell syndrome
- Simpson–Golabi–Behmel syndrome
- Sinding-Larsen and Johansson syndrome
- Single transverse palmar crease
- Single umbilical artery
- Singleton Merten syndrome
- Sinus node dysfunction
- Sinus tachycardia
- Sinus tarsi syndrome
- Sinus venosus atrial septal defect
- Sinusitis
- Sirenomelia
- Sitosterolemia
- Situs inversus
- Sjögren's disease
- Skeeter syndrome
- Skeletal fluorosis
- Skin cancer
- Skin condition
- Skin manifestations of sarcoidosis
- Skin tag
- Skull fracture
- Sleep disorder
- Sleep paralysis
- Sleepwalking
- Slipped capital femoral epiphysis
- Sly syndrome
- Small-cell carcinoma
- Small for gestational age
- Small intestinal bacterial overgrowth
- Small intestine cancer
- Smith's fracture
- Smith-Kingsmore syndrome
- Smith–Lemli–Opitz syndrome
- Smoke inhalation
- Smoker's melanosis
- Snakebite
- Snapping hip syndrome
- Sneddon's syndrome
- Snijders Blok–Campeau syndrome
- Soft-tissue sarcoma
- Soil-transmitted helminthiasis
- Solar urticaria
- Solid pseudopapillary tumour
- Solitary fibrous tumor
- Solitary mastocytoma
- Sore throat
- Sorsby's fundus dystrophy
- Sotos syndrome
- Southern tick-associated rash illness
- Soy allergy
- Spasmodic torticollis
- Spastic ataxia-corneal dystrophy syndrome
- Spastic cerebral palsy
- Spastic hemiplegia
- Spermatocele
- Spermatocytic tumor
- Spherocytosis
- Sphincter of Oddi dysfunction
- Sphingolipidoses
- Spider angioma
- Spider bite
- Spigelian hernia
- Spinal cord compression
- Spinal cord injury
- Spinal fracture
- Spinal muscular atrophy with lower extremity predominance 1
- Spinal muscular atrophy with lower extremity predominance 2A
- Spinal muscular atrophy with lower extremity predominance 2B
- Spinal muscular atrophy with progressive myoclonic epilepsy
- Spinal stenosis
- Spindle cell lipoma
- Spinocerebellar ataxia
- Spinocerebellar ataxia type-13
- Spinocerebellar ataxia type 1
- Spinocerebellar ataxia type 6
- Spiradenoma
- Spitz nevus
- Splenic infarction
- Splenic injury
- Splenomegaly
- Splinter
- Sponastrime dysplasia
- Spondylo-meta-epiphyseal dysplasia
- Spondylo-ocular syndrome
- Spondylocamptodactyly
- Spondylocostal dysostosis
- Spondyloepimetaphyseal dysplasia
- Spondyloepimetaphyseal dysplasia, Pakistani type
- Spondyloepimetaphyseal dysplasia, Strudwick type
- Spondylolisthesis
- Spondylolysis
- Spondyloperipheral dysplasia
- Spondylosis
- Spondylosis deformans
- Spongy degeneration of the central nervous system
- Spontaneous osteonecrosis of the knee
- Sporadic hemiplegic migraine
- Sporotrichosis
- Sprained ankle
- Sprengel's deformity
- Sputum
- Squamous-cell carcinoma of the lung
- Squamous-cell carcinoma of the thyroid
- Squamous cell carcinoma of the vagina
- Squamous cell papilloma
- Srb's anomaly
- Staphylococcal enteritis
- Staphylococcal infection
- Staphylococcal scalded skin syndrome
- Staphylococcus aureus
- Stargardt disease
- Starvation
- Status epilepticus
- Steatocystoma multiplex
- Steatohepatitis
- Steatopygia
- Steatosis
- Stener lesion
- Stenosis
- Stercoral perforation
- Sternal fracture
- Steroid-induced skin atrophy
- Stertor
- Stevens–Johnson syndrome
- Stickler syndrome
- Stimmler syndrome
- Stingray injury
- Stomach cancer
- Stomach disease
- Stomach rumble
- Stomatitis
- Strabismus
- Strain (injury)
- Streptococcal pharyngitis
- Stress fracture
- Stress incontinence
- Stridor
- Strongyloidiasis
- Struma ovarii
- Strumal carcinoid
- Strychnine poisoning
- Strømme syndrome
- Stunted growth
- Sturge–Weber syndrome
- Stye
- Subacromial bursitis
- Subacute bacterial endocarditis
- Subacute combined degeneration of spinal cord
- Subacute thyroiditis
- Subarachnoid hemorrhage
- Subclavian steal syndrome
- Subcutaneous emphysema
- Subdural empyema
- Subdural hygroma
- Subependymal giant cell astrocytoma
- Subependymoma
- Subepithelial mucinous corneal dystrophy
- Suberosis
- Subgaleal hemorrhage
- Subglottic stenosis
- Substance use disorder
- Subungual exostosis
- Subungual hematoma
- Succinyl-CoA:3-oxoacid CoA transferase deficiency
- Sucrose intolerance
- Sudden arrhythmic death syndrome
- Suicide
- Sunburn
- Superficial spreading melanoma
- Superficial thrombophlebitis
- Superficial vein thrombosis
- Superior limbic keratoconjunctivitis
- Superior mesenteric artery syndrome
- Superior oblique myokymia
- Superior vena cava syndrome
- Supernumerary nipple
- Supracondylar humerus fracture
- Supraventricular tachycardia
- Surface epithelial-stromal tumor
- Surfer's ear
- Surfer's myelopathy
- Susac's syndrome
- Swan neck deformity
- Swimmer's itch
- Swine influenza
- Swyer–James syndrome
- Sycosis vulgaris
- Symphysis pubis dysfunction
- Synaptopathy
- Synchysis scintillans
- Syndactyly
- Synechia (eye)
- Synovial osteochondromatosis
- Synovial sarcoma
- Synucleinopathy
- Syphilis
- Syphilitic aortitis
- Syringocystadenoma papilliferum
- Syringofibroadenoma
- Syringoma
- Syringomyelia
- Systemic primary carnitine deficiency
- Systemic scleroderma
- Systemic vasculitis
- Sézary disease
- T-cell acute lymphoblastic leukemia
- T-cell lymphoma
- T-cell prolymphocytic leukemia
- T-shaped uterus
- TORCH syndrome
- TRIANGLE disease
- T cell deficiency
- Tabes dorsalis
- Tachycardia
- Taeniasis
- Tailor's bunion
- Takayasu's arteritis
- Takotsubo cardiomyopathy
- Talon cusp
- Tardive dyskinesia
- Tarlov cyst
- Tarsal coalition
- Tauopathy
- Taurodontism
- Tay–Sachs disease
- Teenage pregnancy
- Telangiectasia
- Telogen effluvium
- Temple syndrome
- Temple–Baraitser syndrome
- Tendinopathy
- Tennis elbow
- Tenosynovitis
- Tension headache
- Terminal complement pathway deficiency
- Terminal osseous dysplasia with pigmentary defects
- Terry's nails
- Terson syndrome
- Tertiary hyperparathyroidism
- Testicle
- Testicular cancer
- Testicular microlithiasis
- Testicular pain
- Tetanus
- Tetany
- Tetra-amelia syndrome
- Tetrahydrobiopterin deficiency
- Tetralogy of Fallot
- Tetrasomy 18p
- Tetrasomy 9p
- Thalassemia
- Thalassophobia
- Thalidomide scandal
- Thallium poisoning
- Thanatophoric dysplasia
- Thecoma
- Thelaziasis
- Thiamine deficiency
- Thickened earlobes-conductive deafness syndrome
- Third-degree atrioventricular block
- Thoracic aorta injury
- Thoracic aortic aneurysm
- Thoracic outlet syndrome
- Thought disorder
- Thromboangiitis obliterans
- Thrombocythemia
- Thrombocytopenia
- Thrombocytopenic purpura
- Thrombophilia
- Thrombophlebitis
- Thrombosis
- Thrombotic microangiopathy
- Thrombotic thrombocytopenic purpura
- Thrombus
- Thygeson's superficial punctate keratopathy
- Thymic carcinoma
- Thymoma
- Thymoma-associated multiorgan autoimmunity
- Thyroglossal cyst
- Thyroid adenoma
- Thyroid cancer
- Thyroid disease
- Thyroid dysgenesis
- Thyroid dyshormonogenesis
- Thyroid hormone resistance
- Thyroid neoplasm
- Thyroid nodule
- Thyroiditis
- Thyrotoxic periodic paralysis
- Tibia shaft fracture
- Tibial plateau fracture
- Tic disorder
- Tick-borne encephalitis
- Tietz syndrome
- Tin poisoning
- Tinea barbae
- Tinea capitis
- Tinea corporis
- Tinea cruris
- Tinea faciei
- Tinea imbricata
- Tinea manuum
- Tinea nigra
- Tinea versicolor
- Tinel's sign
- Toe walking
- Tolosa–Hunt syndrome
- Toluene toxicity
- Tongue disease
- Tonsil stones
- Tonsillitis
- Tooth decay
- Tooth discoloration
- Tooth fusion
- Tooth pathology
- Tooth resorption
- Tooth wear
- Tophus
- Topical steroid withdrawal
- Tornwaldt cyst
- Torsades de pointes
- Torticollis
- Torus mandibularis
- Torus palatinus
- Tourette syndrome
- Townes–Brocks syndrome
- Toxic epidermal necrolysis
- Toxic injury
- Toxic megacolon
- Toxic oil syndrome
- Toxic shock syndrome
- Toxicity
- Toxoplasmosis
- Tracheobronchial injury
- Tracheobronchomalacia
- Tracheobronchopathia osteochondroplastica
- Tracheoesophageal fistula
- Tracheoinnominate fistula
- Trachoma
- Trachonychia
- Traditional serrated adenoma
- Trance
- Tranebjaerg–Svejgaard syndrome
- Transaldolase deficiency
- Transfusion-associated circulatory overload
- Transfusion-related acute lung injury
- Transient acantholytic dermatosis
- Transient global amnesia
- Transient lingual papillitis
- Transient neonatal diabetes
- Transient neonatal pustular melanosis
- Transient synovitis
- Transitional cell carcinoma
- Transmission of COVID-19
- Transplant glomerulopathy
- Transplant rejection
- Transverse myelitis
- Trapeziometacarpal osteoarthritis
- Traumatic aortic rupture
- Traumatic brain injury
- Traumatic cardiac arrest
- Traumatic neuroma
- Travelers' diarrhea
- Treacher Collins syndrome
- Tree nut allergy
- Tremor
- Trench foot
- Trevor disease
- Triangular alopecia
- Trichilemmal carcinoma
- Trichilemmal cyst
- Trichilemmoma
- Trichinosis
- Trichoadenoma
- Trichoblastoma
- Trichodysplasia spinulosa
- Trichoepithelioma
- Trichofolliculoma
- Trichomegaly
- Trichomoniasis
- Trichomycosis axillaris
- Trichorrhexis nodosa
- Trichothiodystrophy
- Trichotillomania
- Trichuriasis
- Tricuspid atresia
- Tricuspid regurgitation
- Tricyclic antidepressant overdose
- Trigeminal neuralgia
- Trigeminal trophic syndrome
- Trigger finger
- Trigonocephaly
- Trimalleolar fracture
- Trimethylaminuria
- Triphalangeal thumb
- Triple-A syndrome
- Triploid syndrome
- Trismus
- Trisomy
- Trisomy 18
- Trisomy 22
- Trisomy 8
- Trisomy 9
- Trombiculosis
- Trophoblastic neoplasm
- Tropical pulmonary eosinophilia
- Tropical spastic paraparesis
- Tropical ulcer
- Truncal ataxia
- Trypanosomiasis
- Tubal factor infertility
- Tuber cinereum hamartoma
- Tuberculoid leprosy
- Tuberculosis
- Tuberculosis verrucosa cutis
- Tuberculous gumma
- Tuberculous meningitis
- Tuberous sclerosis
- Tubo-ovarian abscess
- Tufted angioma
- Tularemia
- Tumefactive multiple sclerosis
- Tumor of follicular infundibulum
- Tumoral calcinosis
- Tumors of the hematopoietic and lymphoid tissues
- Tungiasis
- Tunnel vision
- Turner syndrome
- Turricephaly
- Twiddler's syndrome
- Tympanic membrane retraction
- Tympanosclerosis
- Tympany
- Type 1 diabetes
- Type 2 diabetes
- Type 3 diabetes
- Type III hypersensitivity
- Type I hypersensitivity
- Typhoid fever
- Typhus
- Typical pulmonary carcinoid tumour
- Tyrosinemia
- Tyrosinemia type I
- Tyrosinemia type II
- Tyrosinemia type III
- UV-sensitive syndrome
- Uhl anomaly
- Ulcer
- Ulcer (dermatology)
- Ulcerative colitis
- Ullrich congenital muscular dystrophy
- Ulna fracture
- Ulnar collateral ligament injury of the elbow
- Ulnar collateral ligament injury of the thumb
- Ulnar neuropathy
- Ulnar neuropathy at the elbow
- Ulysses syndrome
- Umbilical cord compression
- Umbilical cord prolapse
- Umbilical hernia
- Unconsciousness
- Undernutrition in children
- Underweight
- Undifferentiated pleomorphic sarcoma
- Unequal leg length
- Unicameral bone cyst
- Unicentric Castleman disease
- Unicornuate uterus
- Uniparental disomy
- Upington disease
- Upper gastrointestinal bleeding
- Upper motor neuron lesion
- Upper respiratory tract infection
- Upshaw–Schulman syndrome
- Urachal cancer
- Urbach–Wiethe disease
- Urban–Rogers–Meyer syndrome
- Uremia
- Uremic pericarditis
- Ureteral cancer
- Ureteral neoplasm
- Ureterocele
- Ureterovaginal fistula
- Urethral cancer
- Urethral stricture
- Urinary incontinence
- Urinary retention
- Urinary tract infection
- Urinothorax
- Urocanic aciduria
- Urofacial syndrome
- Urolagnia
- Urticaria pigmentosa
- Urushiol-induced contact dermatitis
- Usher syndrome
- Usual interstitial pneumonia
- Uterine adenosarcoma
- Uterine atony
- Uterine cancer
- Uterine fibroid
- Uterine incarceration
- Uterine inversion
- Uterine malformation
- Uterine niche
- Uterine serous carcinoma
- Uveal melanoma
- VACTERL association
- Vaccinia
- Vaginal bleeding
- Vaginal discharge
- Vaginal hypoplasia
- Vaginal introital laxity
- Vaginal septum
- Vaginal yeast infection
- Valgus deformity
- Valvular heart disease
- Vancomycin-resistant Enterococcus
- Vancomycin-resistant Staphylococcus aureus
- Vanishing twin
- Vaping-associated pulmonary injury
- Variably protease-sensitive prionopathy
- Variant angina
- Varicose veins
- Varus deformity
- Vasa praevia
- Vascular dementia
- Vascular disease
- Vascular tumor
- Vasculitis
- Vasitis nodosa
- Vein of Galen aneurysmal malformations
- Venezuelan equine encephalitis virus
- Venous lake
- Venous stasis
- Venous thrombosis
- Ventilator-associated pneumonia
- Ventricular aneurysm
- Ventricular fibrillation
- Ventricular flutter
- Ventricular hypertrophy
- Ventricular outflow tract obstruction
- Ventricular septal defect
- Ventricular tachycardia
- Ventriculitis
- Vernal keratoconjunctivitis
- Verrucous carcinoma
- Verrucous cyst
- Vertebral artery dissection
- Vertebral compression fracture
- Vertically transmitted infection
- Vertigo
- Vesicoureteral reflux
- Vesicouterine fistula
- Vesicovaginal fistula
- Vesiculobullous disease
- Vestibulocerebellar syndrome
- Vibriosis
- Video game addiction
- Villitis of unknown etiology
- Viral disease
- Viral encephalitis
- Viral hemorrhagic fever
- Viral hepatitis
- Viral meningitis
- Visceral leishmaniasis
- Visceroptosis
- Vision disorder
- Visual impairment
- Visual pathway lesions
- Visual snow syndrome
- Vitamin B12 deficiency
- Vitamin D deficiency
- Vitamin D toxicity
- Vitamin K deficiency bleeding
- Vitamin K reaction
- Vitelliform macular dystrophy
- Vitiligo
- Vitreomacular adhesion
- Vitreous hemorrhage
- Vocal cord cyst
- Volkmann's contracture
- Volvulus
- Vomiting
- Von Willebrand disease
- Voyeurism
- Vulvar cancer
- Vulvar intraepithelial neoplasia
- WHIM syndrome
- Waardenburg syndrome
- Wagner's disease
- Walker–Warburg syndrome
- Wallerian degeneration
- Wandering atrial pacemaker
- Wandering spleen
- Warfarin resistance
- Wart
- Warthin's tumor
- Waterborne disease
- Waxy flexibility
- Webbed neck
- Webbed penis
- Webbed toes
- Weight loss
- Weismann-Netter–Stuhl syndrome
- Wellens' syndrome
- Wernicke encephalopathy
- Wernicke–Korsakoff syndrome
- West Nile fever
- Western equine encephalitis virus
- Wheat allergy
- Wheeze
- Whiplash (medicine)
- Whipple's disease
- White coat hypertension
- White piedra
- White sponge nevus
- Whooping cough
- Wieacker syndrome
- Wilms' tumor
- Winchester syndrome
- Winged scapula
- Winter-over syndrome
- Wolff–Parkinson–White syndrome
- Wolfram-like syndrome
- Wolfram syndrome
- Wolf–Hirschhorn syndrome
- Woodhouse–Sakati syndrome
- Woolly hair
- Woolly hair autosomal recessive
- Wormian bone-multiple fractures-dentinogenesis imperfecta-skeletal dysplasia syndrome
- Worth syndrome
- Wound
- Wrist drop
- Wrist osteoarthritis
- Wunderlich syndrome
- X-linked agammaglobulinemia
- X-linked dystonia parkinsonism
- X-linked hypertrichosis
- X-linked hypophosphatemia
- X-linked ichthyosis
- X-linked myotubular myopathy
- X-linked reticulate pigmentary disorder
- X-linked spinal muscular atrophy type 2
- X-linked thrombocytopenia
- XMEN disease
- XXXXY syndrome
- XXYY syndrome
- XX gonadal dysgenesis
- XX male syndrome
- XYY syndrome
- XY gonadal dysgenesis
- Xanthelasma
- Xanthinuria
- Xanthochromia
- Xanthoma
- Xanthoma diabeticorum
- Xeroderma
- Xeroderma pigmentosum
- Xerophthalmia
- Xerostomia
- Yaba monkey tumor virus
- Yaws
- Yellow fever
- Yellow nail syndrome
- Yersinia pseudotuberculosis
- Yersiniosis
- Young–Madders syndrome
- Young–Simpson syndrome
- ZAP70 deficiency
- Zaspopathy
- Zellweger syndrome
- Zenker's diverticulum
- Zika fever
- Zinc deficiency
- Zinc toxicity
- Zirconium granuloma
- Zollinger–Ellison syndrome
- Zori–Stalker–Williams syndrome
- Zygomaticomaxillary complex fracture
- Zygomycosis
- 10q26 deletion
- 16p11.2 deletion syndrome
- 16p11.2 duplication syndrome
- 17q12 microdeletion syndrome
- 1q21.1 deletion syndrome
- 2,4 Dienoyl-CoA reductase deficiency
- 5,10-methenyltetrahydrofolate synthetase deficiency
- 7q11.23 duplication syndrome
- 9q34.3 deletion syndrome
- ADNP syndrome
- ALK positive lung cancer
- Aaron's sign
- Aarskog–Scott syndrome
- Abadie's sign of exophthalmic goiter
- Abdominal angina
- Abdominal compartment syndrome
- Abdominal tuberculosis
- Abnormal posturing
- Abnormal urine color
- Absence deformity of leg-cataract syndrome
- Absence of fingerprints-congenital milia syndrome
- Absent tibia-polydactyly-arachnoid cyst syndrome
- Acalvaria
- Acanthosis nigricans-muscle cramps-acral enlargement syndrome
- Accommodative excess
- Achalasia microcephaly
- Achiria
- Acid–base disorder
- Acoustic trauma
- Acquired C1 esterase inhibitor deficiency
- Acquired hand deformity
- Acrocraniofacial dysostosis
- Acrofrontofacionasal dysostosis
- Actinobacillosis
- Actinomycetoma
- Acute disseminated encephalomyelitis
- Acute infectious thyroiditis
- Acute leukemia
- Acute myelomonocytic leukemia
- Acute uric acid nephropathy
- Adams–Nance syndrome
- Addison's disease
- Adenoid hypertrophy
- Adenomyoma
- Adenosarcoma
- Adjustment disorder
- Adolescent idiopathic scoliosis
- Adrenal gland disorder
- Adrenocorticotropic hormone deficiency
- Adson's sign
- Advanced sleep phase disorder
- Aeromonas infection
- Agammaglobulinemia-microcephaly-craniosynostosis-severe dermatitis syndrome
- Agenesis of the corpus callosum
- Agnosia
- Agranulocytosis
- Aicardi syndrome
- Air crescent sign
- Airport malaria
- Airsickness
- Airway obstruction
- Akinetic mutism
- Al Gazali Sabrinathan Nair syndrome
- Alcohol dependence
- Allergic bronchopulmonary aspergillosis
- Allergic reactions to anesthesia
- Allergic shiner
- Alpha-aminoadipic and alpha-ketoadipic aciduria
- Alpha-gal syndrome
- Alpha-thalassemia
- Alphavirus infection
- Ameloblastic fibroma
- Amiodarone induced thyrotoxicosis
- Amish lethal microcephaly
- Amotivational syndrome
- Amyloid cardiomyopathy
- Anaphylaxis
- Aneurysmal bone cyst
- Angiofibroma
- Ankle problems
- Ankylosing vertebral hyperostosis with tylosis
- Anonychia-onychodystrophy with brachydactyly type B and ectrodactyly
- Anorectal disorder
- Anorgasmia
- Anosmia
- Anterior cutaneous nerve entrapment syndrome
- Anterior ischemic optic neuropathy
- Anterograde amnesia
- Anti-AQP4 disease
- Aortic aneurysm
- Aortopulmonary window
- Ape hand deformity
- Aphalangy-syndactyly-microcephaly syndrome
- Aplastic anemia
- Aponeurotic fibroma
- Application site reaction
- Arcanobacterium haemolyticum infection
- Arthralgia
- Arthropod assault
- Aschoff body
- Asplenia
- Ataxia
- Athabaskan brainstem dysgenesis syndrome
- Atrial tachycardia
- Atrichia with papular lesions
- Atrioventricular block
- Atrophoderma
- Atypical facial pain
- Atypical pneumonia
- Auditory processing disorder
- Austrian syndrome
- Autism
- Autoimmune enteropathy
- Autoimmune hemolytic anemia
- Autoimmunity
- Automatism (medicine)
- Autonomic dysreflexia
- Autonomic neuropathy
- Autosomal dominant GTP cyclohydrolase I deficiency
- Autosomal dominant cerebellar ataxia, deafness, and narcolepsy
- Autosomal dominant leukodystrophy with autonomic disease
- Autosomal dominant partial epilepsy with auditory features
- Autosomal recessive axonal neuropathy with neuromyotonia
- Autosomal recessive bestrophinopathy
- Avian infectious bronchitis
- Azotemia
- Baggio–Yoshinari syndrome
- Bahima disease
- Balance disorder
- Barber–Say syndrome
- Barton's fracture
- Bartonellosis
- Bartsocas-Papas syndrome
- Basilar invagination
- Basophilia
- Battered woman syndrome
- Battle's sign
- Beck–Fahrner syndrome
- Benzodiazepine use disorder
- Bier spots
- Bifid nose
- Bile acid malabsorption
- Biotin-thiamine-responsive basal ganglia disease
- Bipolar II disorder
- Björnstad syndrome
- Blaschko's lines
- Bleb (medicine)
- Blepharophimosis-ptosis-esotropia-syndactyly-short stature syndrome
- Blepharospasm
- Blue scrotum sign of Bryant
- Blurred vision
- Body image disturbance
- Body integrity dysphoria
- Bone malrotation
- Bone sarcoma
- Borderline intellectual functioning
- Bouchard's nodes
- Boucher-Neuhäuser syndrome
- Brachydactyly-long thumb syndrome
- Brachydactyly-preaxial hallux varus syndrome
- Brachyturricephaly
- Bradypnea
- Brain ischemia
- Braxton Hicks contractions
- Breast disease
- Breathing
- Brodie abscess
- Bromism
- Brown-Séquard syndrome
- Brown–Vialetto–Van Laere syndrome
- Brucellosis
- Brugia malayi
- Brugia timori
- Bulbar palsy
- Bullous myringitis hemorrhagica
- Burning mouth syndrome
- Burst fracture
- Burton's line
- CD55 deficiency
- Cadmium poisoning
- Caffeine-induced anxiety disorder
- Caffeinism
- Calcific bursitis
- Calvarial doughnut lesions-bone fragility syndrome
- Cameron lesions
- Canavan disease
- Cancer of unknown primary origin
- Cancer phobia
- Carbamoyl phosphate synthetase I deficiency
- Carbon stain
- Carcinocythemia
- Carcinoid syndrome
- Cardiac fibroma
- Casal collar
- Caseous necrosis
- Cataplexy
- Cataract-ataxia-deafness syndrome
- Catarrh
- Cementoma
- Central nervous system primitive neuroectodermal tumor
- Central nervous system tumor
- Central nervous system viral disease
- Cerebellar ataxia
- Cerebral creatine deficiency
- Cervical motion tenderness
- Chaddock reflex
- Char syndrome
- Charcot's cholangitis triad
- Charcot–Wilbrand syndrome
- Childhood schizophrenia
- Chills
- Chlorine gas poisoning
- Chondrocalcinosis
- Chondrodystrophy
- Chorea
- Chromoblastomycosis
- Chronic intestinal pseudo-obstruction
- Chronic pain
- Chronic paroxysmal hemicrania
- Chronic recurrent multifocal osteomyelitis
- Chronic spontaneous urticaria
- Cingulate island sign
- Circadian rhythm sleep disorder
- Claude's syndrome
- Claudication
- Claybrook sign
- Clitoromegaly
- Clonus
- Clutton's joints
- Cocaine dependence
- Coccyx fracture
- Cochleosaccular degeneration with progressive cataracts
- Coenurosis in humans
- Cognitive disengagement syndrome
- Collapsing pulse
- Coloboma of macula-brachydactyly type B syndrome
- Combarros–Calleja–Leno syndrome
- Combined immunodeficiencies
- Combined malonic and methylmalonic aciduria
- Communication disorder
- Community-acquired pneumonia
- Complement 2 deficiency
- Complications of diabetes
- Concrescence
- Conductive deafness-ptosis-skeletal anomalies syndrome
- Congenital adrenal hyperplasia
- Congenital anosmia
- Congenital athymia
- Congenital disorder of glycosylation
- Congenital distal spinal muscular atrophy
- Congenital epulis
- Congenital fiber type disproportion
- Congenital insensitivity to pain
- Congenital vertebral anomaly
- Conjunctival squamous cell carcinoma
- Conjunctival suffusion
- Constipation in children
- Conversion disorder
- Copper deficiency
- Copra itch
- Coral dermatitis
- Corneal dystrophy
- Corneal dystrophy-perceptive deafness syndrome
- Corneal perforation
- Cough
- Cousin syndrome
- Couvelaire uterus
- Cowden syndrome
- Craniofacial dysostosis-diaphyseal hyperplasia syndrome
- Craniopharyngioma
- Craniorhiny
- Craniosynostosis, Philadelphia type
- Craniosynostosis and dental anomalies
- Crenated tongue
- Cricopharyngeal spasm
- Critical green inclusion
- Crystal-storing histiocytosis
- Cuboid fracture
- Cupola sign
- Cushing's disease
- Cutaneous leiomyoma
- Cutaneous lymphoma
- Cutaneous meningioma
- Cutaneous myxoma
- Cyprus facial neuromusculoskeletal syndrome
- Cystitis cystica
- Cystocele
- Cysts of the jaws
- Cytokine release syndrome
- Cytokine storm
- Cytolysis
- Cytomegalic inclusion body disease
- D-glycerate dehydrogenase deficiency
- DDX3X syndrome
- Da Costa's syndrome
- Darier's disease
- Decompression sickness
- Deep sulcus sign
- Defatting (medical)
- Degenerative disc disease
- Delayed puberty
- Delirium
- Dementia
- Dens invaginatus
- Dense artery sign
- Dentin hypersensitivity
- Depersonalization-derealization disorder
- Dercum's disease
- Dermatofibroma
- Dermatoosteolysis, Kirghizian type
- Desquamative gingivitis
- Developmental language disorder
- Diabetes
- Diabetic foot infection
- Diabetic ketoacidosis
- Diastrophic dysplasia
- Dicarboxylic aminoaciduria
- Dichromacy
- Diffuse midline glioma
- Diffuse proliferative nephritis
- Dilaceration
- Dilated cardiomyopathy with ataxia syndrome
- Diogenes syndrome
- Diphyllobothriasis
- Disorders of sex development
- Disseminated coccidioidomycosis
- Dissociative disorder
- Dissociative disorder not otherwise specified
- Dissociative identity disorder
- Distal hereditary motor neuropathy type V
- Distichiasis, congenital heart defects and mixed peripheral vascular anomalies
- Disulfiram-alcohol reaction
- Doege–Potter syndrome
- Dogger Bank itch
- Dorsal pancreatic agenesis
- Drug allergy
- Du Bois sign
- Dumping syndrome
- Duroziez's sign
- Dust mite allergy
- Dysacusis
- Dysbiosis
- Dysgammaglobulinemia
- Dysgeusia
- Dysosmia
- Dyspareunia
- Dyssynergia
- Dysuria
- EAST syndrome
- Early-onset Alzheimer's disease
- Early-onset parkinsonism-intellectual disability syndrome
- Eating disorder
- Eclampsia
- Ecstatic seizures
- Ectoparasitic infestation
- Ectopia cordis
- Ectopic testis
- Edema
- Eisenmenger syndrome
- Electrolyte imbalance
- Elschnig spots
- Emanuel syndrome
- Emberger syndrome
- Embolism
- Embryocardia
- Emmetropia
- Empyema
- Enteroaggregative Escherichia coli
- Enteropathic arthropathy
- Envenomation
- Eosinophilic cellulitis
- Eosinophilic cystitis
- Epicondylitis
- Epididymal cyst
- Epigastric hernia
- Epilepsy-intellectual disability in females
- Episodic ataxia
- Epstein–Barr virus infection
- Epulis fissuratum
- Erectile dysfunction
- Erythema marginatum
- Erythema toxicum neonatorum
- Erythroplakia
- Esophageal dysphagia
- Esophageal intramural pseudodiverticulosis
- Esophagogastric junction outflow obstruction
- Essential hypertension
- Eumycetoma
- Euthyroid sick syndrome
- Ewart's sign
- Excessive daytime sleepiness
- Exertional rhabdomyolysis
- Exhaustion disorder
- Face of the giant panda sign
- Factor V Leiden
- Failed back syndrome
- Fallopian tube cancer
- Familial cutaneous collagenoma
- Familial disseminated comedones without dyskeratosis
- Familial dysalbuminemic hyperthyroxinemia
- Familial episodic pain syndrome
- Familial hemiplegic migraine
- Familial multiple cafe-au-lait spots
- Familial nasal acilia
- Familial opposable triphalangeal thumbs duplication
- Fanconi syndrome
- Far East scarlet-like fever
- Farber disease
- Farmyard pox
- Fasciculation
- Fatty liver disease
- Feigenbaum-Bergeron-Richardson syndrome
- Feline infectious peritonitis
- Felty's syndrome
- Femoral fracture
- Femoral hernia
- Fetal-maternal haemorrhage
- Fetal adenocarcinoma
- Fibroepithelial neoplasm
- Fibrofolliculoma
- Filippi syndrome
- Flatulence
- Fleischer ring
- Fluoride toxicity
- Focal fatty liver
- Forchheimer spots
- Foreign accent syndrome
- Foreign body
- Forgetting
- Formicophilia
- Frasier syndrome
- Frequent urination
- Frontotemporal lobar degeneration
- Functional dyspepsia
- Fungemia
- GM1 gangliosidoses
- Galactorrhea
- Galeazzi fracture
- Gastrointestinal cancer
- Gender dysphoria
- Generalized anxiety disorder
- Generalized arterial calcification of infancy
- Generalized epilepsy with febrile seizures plus
- Generalized glucocorticoid resistance
- Generalized trichoepithelioma
- Gliosis
- Globe rupture
- Glomerular hyperfiltration
- Glomerulonephrosis
- Glucocorticoid remediable aldosteronism
- Glycerol kinase deficiency
- Glycogen storage disease type I
- Goldmann–Favre syndrome
- Gowers's sign
- Growth delay-hydrocephaly-lung hypoplasia syndrome
- Guillain–Barré syndrome
- Gustavson syndrome
- Habit-tic deformity
- Haemophilus influenzae cellulitis
- Hairy palms and soles
- Hallucination
- Halperin-Birk syndrome
- Haltlose personality disorder
- Hamanishi Ueba Tsuji syndrome
- Hampton hump
- Hand, foot, and mouth disease
- Hand injury
- Hantavirus hemorrhagic fever with renal syndrome
- Hantavirus pulmonary syndrome
- Haverhill fever
- Heart-hand syndrome, Slovenian type
- Heart-hand syndrome, Spanish type
- Heat illness
- Heavy menstrual bleeding
- Hematemesis
- Hemiballismus
- Hemiparesis
- Hemoglobin C
- Hemoglobin M disease
- Hemoglobin electrophoresis
- Hemolysis
- Hemosiderin hyperpigmentation
- Hereditary angiopathy with nephropathy, aneurysms, and muscle cramps syndrome
- Hereditary neurocutaneous angioma
- Hereditary sensory and autonomic neuropathy type I
- Hereditary spastic paraplegia
- Hexokinase deficiency
- Hiccup
- Hidradenocarcinoma
- High anterior hairline
- Hill–Sachs lesion
- Hippocampal sclerosis
- Hirsutism
- Histiocytosis
- Hoarse voice
- Hoffa fracture
- Hollenhorst plaque
- Horseshoe kidney
- Human Papillomavirus (HPV) in Ghana
- Human T-lymphotropic virus 2
- Hydrocarbon keratosis
- Hyoid bone fracture
- Hypercementosis
- Hypereosinophilic syndrome
- Hyperinsulinism
- Hypermethioninemia
- Hypernasal speech
- Hyperplasia of midface
- Hyperreflexia
- Hypersexuality
- Hyperthermia
- Hypertonia
- Hypertropia
- Hyperventilation
- Hypervitaminosis
- Hypodontia
- Hypoesthesia
- Hypogonadotropic hypogonadism
- Hypohidrotic ectodermal dysplasia with immune deficiency
- Hypomania
- Hypomyelination-congenital cataract syndrome
- Hypotension
- Hürthle cell
- IVIC syndrome
- Iatrogenic anemia
- Ichthyosis prematurity syndrome
- Idiopathic multicentric Castleman disease
- IgM nephropathy
- Immunodeficiency
- Impostor syndrome
- Indigestion
- Infantile cerebellar retinal degeneration
- Infantile cerebral and cerebellar atrophy with postnatal progressive microcephaly
- Infantile cortical hyperostosis
- Infantile hemangiopericytoma
- Inflammation
- Inflammatory fibroid polyp
- Insulin resistance
- Insulitis
- Intellectual disability-spasticity-ectrodactyly syndrome
- Intention tremor
- Intermediate uveitis
- Intestinal malrotation
- Intraarticular fracture
- Intrahepatic cholestasis of pregnancy
- Invasive carcinoma of no special type
- Iodine deficiency
- Iris hypoplasia with glaucoma
- Iron metabolism disorder
- Irregular sleep–wake rhythm disorder
- Irritant contact dermatitis
- Isolated growth hormone deficiency
- Isolated hyperchlorhidrosis
- Isolated superior mesenteric artery dissection
- Jaccoud arthropathy
- Jarisch–Herxheimer reaction
- Jones syndrome
- Jordans' anomaly
- Juberg–Hayward syndrome
- Keratin disease
- Keratocyst
- Keratoderma
- Keratoendotheliitis fugax hereditaria
- Keratomalacia
- Keratosis follicularis-dwarfism-cerebral atrophy syndrome
- Keratosis pharyngis
- Kernig's sign
- Kirner's deformity
- Klatskin tumor
- Klein's line
- Koolen–De Vries syndrome
- Koumpounophobia
- König's syndrome
- L1 syndrome
- Lafora disease
- Large-cell lung carcinoma
- Laryngopharyngeal reflux
- Late talker
- Latent tuberculosis
- Left anterior fascicular block
- Lenz–Majewski syndrome
- Leonine facies
- Lesion
- Leukocyte adhesion deficiency
- Leukocytosis
- Leukorrhea
- Lichen striatus
- Liebenberg syndrome
- Limbic encephalitis
- Lipodermatosclerosis
- List of cancer types
- Livedoid dermatitis
- Livedoid vasculopathy
- Liver tumor
- Long COVID
- Low milk supply
- Lower respiratory tract infection
- Lower segment Caesarean section
- Lown–Ganong–Levine syndrome
- Lowry-Wood syndrome
- Lubani Al Saleh Teebi syndrome
- Lung cancer in Australia
- Lung cavity
- Lung tumor
- Lupus vasculitis
- Lymphangiectasia
- Lymphangiomatosis
- Lymphedema-posterior choanal atresia syndrome
- Lymphocele
- Lymphocyte-variant hypereosinophilia
- Lymphoproliferative disorders
- Macrocytosis
- Macroorchidism
- Madras motor neuron disease
- Major depressive episode
- Mal de debarquement
- Male infertility
- Malignant rhabdoid tumour
- Malingering
- Malocclusion
- Malpuech facial clefting syndrome
- Mammary secretory carcinoma
- Mandibulofacial dysostosis-microcephaly syndrome
- Mania
- Mannosidosis
- Mansonelliasis
- Marsili syndrome
- Maturity-onset diabetes of the young
- McDonough syndrome
- Mechanical hemolytic anemia
- Mediastinal shift
- Medication phobia
- Megaduodenum
- Meibomian gland dysfunction
- Melancholia
- Melanoma with features of a Spitz nevus
- Meningism
- Meningitis-retention syndrome
- Menstrual migraine
- Mental disorder
- Metabolic myopathy
- Metacarpal synostosis
- Metagonimiasis
- Metaphyseal dysplasia
- Microalbuminuria
- Microangiopathic hemolytic anemia
- Microcephaly albinism digital anomalies syndrome
- Microcephaly deafness syndrome
- Microcystic adnexal carcinoma
- Microcyte
- Microlissencephaly
- Microphthalmia–dermal aplasia–sclerocornea syndrome
- Micropsia
- Microscopic polyangiitis
- Microsporidiosis
- Microvascular angina
- Middle back pain
- Mietens syndrome
- Mild cognitive impairment
- Milk sickness
- Milwaukee shoulder syndrome
- Mirizzi's syndrome
- Mitochondrial complex II deficiency
- Monoarthritis
- Monoclonal immunoglobulin deposition disease
- Monosomy
- Monteggia fracture
- Morbilliform
- Morning sickness
- Mosaic loss of chromosome Y
- Mouth breathing
- Mucinous carcinoma of the breast
- Mucolipidosis type IV
- Mueller–Weiss syndrome
- Mulberry molar
- Multicentric reticulohistiocytosis
- Multidrug-resistant tuberculosis
- Munson's sign
- Muscle dysmorphia
- Muscle weakness
- Muscle–eye–brain disease
- Muscular atrophy-ataxia-retinitis pigmentosa-diabetes mellitus syndrome
- Musculoskeletal injury
- Myalgia
- Mycetoma
- Mycoplasma hominis infection
- Myelitis
- Myelopathy
- Myeloproliferative neoplasm
- Myoclonic dystonia
- Myopathy
- Mysophobia
- Nablus mask-like facial syndrome
- Nakajo syndrome
- Narrow face
- Nasodigitoacoustic syndrome
- Neck-tongue syndrome
- Necrotizing enterocolitis
- Necrotizing pneumonia
- Neonatal adrenoleukodystrophy
- Neonatal seizure
- Nephromegaly
- Nephroptosis
- Nephrosis
- Nervous system disease
- Neuralgia
- Neurapraxia
- Neurasthenia
- Neuroacanthocytosis
- Neurocutaneous melanosis
- Neurodevelopmental disorder
- Neuroendocrine hyperplasia
- Neurogenic bladder dysfunction
- Neurogenic bowel dysfunction
- Neurogenic claudication
- Neurolathyrism
- Neuromyelitis optica spectrum disorder
- Neuropathic arthropathy
- Neuropathic pain
- Neurosis
- Neurothekeoma
- Neurotoxic shellfish poisoning
- Neu–Laxova syndrome
- Nicolaides–Baraitser syndrome
- Niemann–Pick disease type C
- Night eating syndrome
- Night terror
- Nightmare
- Nocardiosis
- Noise-induced hearing loss
- Non-24-hour sleep–wake disorder
- Non-celiac gluten sensitivity
- Non-freezing cold injury
- Non-gonococcal urethritis
- Nonverbal learning disorder
- Normal pressure hydrocephalus
- Normochromic anemia
- Norrie disease
- North Carolina macular dystrophy
- Nuchal fibroma
- Nummular dermatitis
- Nyctalopia
- Obstructive shock
- Obturator sign
- Occult fracture
- Occult macular dystrophy
- Occupational asthma
- Occupational cardiovascular disease
- Ocular melanosis
- Oculopharyngodistal myopathy
- Odontoonychodermal dysplasia
- Odonto–tricho–ungual–digital–palmar syndrome
- Ohtahara syndrome
- Oligohydramnios
- Oligomenorrhea
- Oligospermia
- Oliguria
- Oliver–McFarlane syndrome
- Oncocytoma
- Oneiroid syndrome
- Open fracture
- Opioid withdrawal
- Opisthorchiasis
- Oppositional defiant disorder
- Opsismodysplasia
- Oral and maxillofacial pathology
- Orchitis
- Organic dust toxic syndrome
- Oropharyngeal dysphagia
- Orthostatic albuminuria
- Orthostatic hypertension
- Orthostatic hypotension
- Osler's node
- Osteopenia
- Osteoporosis-pseudoglioma syndrome
- Ostravik-Lindemann-Solberg syndrome
- Otofaciocervical syndrome
- Ovarian germ cell tumors
- Ovarian hyperstimulation syndrome
- Ovarian squamous cell carcinoma
- Overbite
- PASLI disease
- PGM3 deficiency
- PMM2 deficiency
- POEMS syndrome
- PURA syndrome
- Page kidney
- Pagophagia
- Pai syndrome
- Pain management in children
- Palla's sign
- Palmoplantar hyperhidrosis
- Palpable purpura
- Panayiotopoulos syndrome
- Pancreatic beta cell function
- Pancreatic cyst
- Pancreatic injury
- Pancreatic mucinous cystic neoplasm
- Pancreatoblastoma
- Pancytopenia
- Papillary carcinomas of the breast
- Parametritis
- Paranasal sinus and nasal cavity cancer
- Parapneumonic effusion
- Paratyphoid fever
- Paresthesia
- Parkinson's disease
- Paroxysmal nocturnal dyspnoea
- Parrot's sign
- Pasteurellosis
- Pastia's lines
- Pathological demand avoidance
- Pathophysiology of Parkinson's disease
- Pearson syndrome
- Pediatric burn
- Pediculosis
- Pedophilia
- Pelvic abscess
- Pelvic girdle pain
- Pemphigoid
- Pemphigus erythematosus
- Penile cancer
- Penile frenulectomy
- Penile injury
- Peptic ulcer disease
- Perianal cellulitis
- Periodic limb movement disorder
- Perioral dermatitis
- Peripheral T-cell lymphoma not otherwise specified
- Peripheral edema
- Periungual wart
- Persecutory delusion
- Persistent edema of rosacea
- Persistent stapedial artery
- Pervasive developmental disorder
- Pervasive developmental disorder not otherwise specified
- Pfeiffer syndrome
- Phantom pain
- Phimosis
- Phosphate diabetes
- Phosphate nephropathy
- Photokeratitis
- Photophobia
- Photopsia
- Phycomycosis
- Piezogenic papules
- Pineoblastoma
- Pituitary apoplexy
- Pituitary stalk interruption syndrome
- Placental insufficiency
- Plasmolysis
- Plastic bronchitis
- Plasticosis
- Plica syndrome
- Pneumococcal infection
- Pneumococcal pneumonia
- Polyarthritis
- Polydipsia
- Polymetatarsia
- Polyonychia
- Porcelain gallbladder
- Porencephaly-cerebellar hypoplasia-internal malformations syndrome
- Porocarcinoma
- Post-acute infection syndrome
- Post-concussion syndrome
- Post-traumatic amnesia
- Post-traumatic epilepsy
- Post-vaccination follicular eruption
- Post-viral cerebellar ataxia
- Postmenopausal confusion
- Postoperative residual curarization
- Premenstrual dysphoric disorder
- Prepubertal hypertrichosis
- Presbycusis
- Presbyopia
- Pressure ulcer
- Primary cutaneous coccidioidomycosis
- Primary hyperoxaluria
- Primary inoculation tuberculosis
- Primary pulmonary histoplasmosis
- Primordial dwarfism
- Proctitis
- Progressive bifocal chorioretinal atrophy
- Progressive familial intrahepatic cholestasis
- Progressive osseous heteroplasia
- Prolonged grief disorder
- Prostatic calculi
- Proteinuria
- Prothrombin G20210A
- Proud syndrome
- Pseudoachondroplasia
- Pseudoathletic appearance
- Pseudobulbar palsy
- Pseudocyst of the auricle
- Pseudoexfoliation syndrome
- Pseudohyperaldosteronism
- Pseudohypertrophy
- Pseudopseudohypoparathyroidism
- Pseudopterygium
- Psychopathy
- Psychosis
- Pudendal nerve entrapment
- Pulmonary atresia with ventricular septal defect
- Pulmonary hemorrhage
- Pulmonic stenosis
- Purulent pericarditis
- Pyknoachondrogenesis
- Pyruvate carboxylase deficiency
- Pyruvate dehydrogenase deficiency
- Quadricuspid aortic valve
- Queensland tick typhus
- RAS-associated autoimmune leukoproliferative disorder
- ROHHAD
- Radial dysplasia
- Rage syndrome
- Rapp–Hodgkin syndrome
- Rathke's cleft cyst
- Reactive airway disease
- Reactive attachment disorder
- Reardon-Hall-Slaney syndrome
- Rectal discharge
- Rectal prolapse
- Recurrent miscarriage
- Refeeding syndrome
- Renal infarction
- Renal osteodystrophy
- Respiratory compromise
- Reticular pigmented anomaly of the flexures
- Retinopathy of prematurity
- Retrograde amnesia
- Retrograde autologous priming
- Retroverted uterus
- Rh disease
- Rhizomelic dysplasia, scoliosis, and retinitis pigmentosa
- Richter's transformation
- Rickettsialpox
- Ring-enhancing lesion
- Ring chromosome 22
- Rovsing's sign
- Rud syndrome
- Running injuries
- Russell's sign
- SERKAL syndrome
- SLC35A1-CDG
- SOFT syndrome
- STAT3 GOF
- Saber shin
- Saddle anesthesia
- Salt and pepper syndrome
- Salt water aspiration syndrome
- Santos–Mateus–Leal syndrome
- Scalp defects-postaxial polydactyly syndrome
- Scarring hair loss
- Schizoaffective disorder
- Schizotypal personality disorder
- Schneckenbecken dysplasia
- Sea anemone dermatitis
- Sebaceous carcinoma
- Sebaceous filament
- Second-impact syndrome
- Segond fracture
- Seidel sign
- Self-defeating personality disorder
- Sensory overload
- Separation anxiety disorder
- Sepiapterin reductase deficiency
- Severe congenital neutropenia
- Severe intellectual disability-progressive spastic diplegia syndrome
- Shell shock
- Shigatoxigenic and verotoxigenic Escherichia coli
- Short-limb skeletal dysplasia with severe combined immunodeficiency
- Short stature
- Shoulder pad sign
- Sick building syndrome
- Sign of Hertoghe
- Silhouette sign
- Sinoatrial block
- Sinus arrhythmia
- Sinus bradycardia
- Skin fragility-woolly hair-palmoplantar keratoderma syndrome
- Sleep deprivation
- Sleep state misperception
- Slipping rib syndrome
- Small supernumerary marker chromosome
- Smoking-related interstitial fibrosis (SRIF)
- Snapping scapula syndrome
- Social anxiety disorder
- Somnolence
- Sonoda syndrome
- Southeast Asian ovalocytosis
- Space adaptation syndrome
- Sparganosis
- Spasm
- Spasmodic dysphonia
- Spastic diplegia
- Spasticity
- Spatial hearing loss
- Spina bifida
- Spinal muscular atrophies
- Splenogonadal fusion
- Splinter hemorrhage
- Split hand split foot-nystagmus syndrome
- Spondyloarthritis
- Spondyloenchondrodysplasia
- Spondyloepimetaphyseal dysplasia-short limb-abnormal calcification syndrome
- Spondylometaphyseal dysplasia with cone-rod dystrophy
- Spondylopathy
- Sprain
- St. Helena familial genu valgum
- Stannosis
- Stasis dermatitis
- Steeple sign
- Steroid rosacea
- Stimulant psychosis
- Stocco dos Santos syndrome
- Streptococcal intertrigo
- Stuttering
- Substance-related disorder
- Substance dependence
- Sudden infant death with dysgenesis of the testes syndrome
- Superficial siderosis
- Supernumerary nipples–uropathies–Becker's nevus syndrome
- Supravalvular aortic stenosis
- Sycosis
- Symblepharon
- Symbrachydactyly
- Syndactyly-nystagmus syndrome due to 2q31.1 microduplication
- Syndrome of inappropriate antidiuretic hormone secretion
- Syndromic microphthalmia
- Synovitis
- Systemic inflammatory response syndrome
- TAR syndrome
- Tachycardia-dependent bundle branch block
- Tachycardia-induced cardiomyopathy
- Tachypnea
- Talaromycosis
- Tangier disease
- Tel Hashomer camptodactyly syndrome
- Temporal lobe epilepsy
- Tenonitis
- Tenosynovial giant cell tumor
- Terry-Thomas sign
- Testicular dysgenesis syndrome
- Testicular torsion
- Tethered cord syndrome
- Tetrasomy X
- Thiamine responsive megaloblastic anemia syndrome
- Thoracic dysplasia-hydrocephalus syndrome
- Thought-action fusion
- Thought broadcasting
- Thumbprint sign
- Thunderclap headache
- Thyroid storm
- Tibial hemimelia-polysyndactyly-triphalangeal thumb syndrome
- Tick-borne disease
- Tillaux fracture
- Timothy syndrome
- Tinea incognita
- Tinnitus
- Todd's paresis
- Toddler's fracture
- Tonic tensor tympani syndrome
- Tooth and nail syndrome
- Tooth ankylosis
- Toxic vacuolation
- Toxocariasis
- Toxoplasmic chorioretinitis
- Trabecular oedema
- Tracheal agenesis
- Tracheitis
- Trauma in children
- Tree-in-bud sign
- Trematodiasis
- Trench nephritis
- Trendelenburg's sign
- Tricho–dento–osseous syndrome
- Trifascicular block
- Trigonocephaly-bifid nose-acral anomalies syndrome
- Trilogy of Fallot
- Trisomy X
- Tropical sprue
- Tuberculous lymphadenitis
- Tuberous breasts
- Tucker syndrome
- Twelfth rib syndrome
- Twin anemia-polycythemia sequence
- Two feet-one hand syndrome
- Type 3c diabetes
- Type IV hypersensitivity
- Tyrosine hydroxylase deficiency
- Uhthoff's phenomenon
- Ulna hypoplasia-intellectual disability syndrome
- Ulnar dysplasia
- Ulnar tunnel syndrome
- Umbilical-urachal sinus
- Underactive bladder
- Unstable angina
- Urethritis
- Urinary bladder disease
- Urticarial vasculitis
- Uterine rupture
- Uterine septum
- Uveitic glaucoma
- Vaginal cancer
- Van De Berghe Dequeker syndrome
- Varicocele
- Vascular malformation
- Velamentous cord insertion
- Velopharyngeal inadequacy
- Velopharyngeal insufficiency
- Ventricular extrasystoles with syncopal episodes-perodactyly-Robin sequence syndrome
- Vertebral hemangioma
- Vertebral osteomyelitis
- Vestibulocochlear dysfunction progressive familial
- Vici syndrome
- Viral pneumonia
- Virchow's triad
- Visual release hallucinations
- Vitamin deficiency
- Vitritis
- Vocal cord dysfunction
- Vocal cord paresis
- WAGR syndrome
- Waardenburg anophthalmia syndrome
- Waardenburg syndrome type 1
- Waardenburg syndrome type 2D
- Waardenburg syndrome type 4A
- Waldmann disease
- Warfarin necrosis
- Water intoxication
- Watson syndrome
- Weaver syndrome
- Westerhof syndrome
- Westphal's sign
- Whitlow
- Williams syndrome
- Winterbottom's sign
- X-linked adrenal hypoplasia congenita
- X-linked complicated corpus callosum dysgenesis
- X-linked cone-rod dystrophy, type 1
- X-linked recessive chondrodysplasia punctata
- X-linked sideroblastic anemia and spinocerebellar ataxia
- XXXYY syndrome
- XYYY syndrome
- Xiphodynia
- Y-linked deafness, type 1
