Angiomatosis: Difference between revisions

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== Other names ==
{{SI}}<br>
Von Hippel-Lindau disease (VHL)
{{Infobox medical condition
 
| name    = Angiomatosis
| image    = [[File:SkinTumors-PB061065.JPG|thumb|Angiomatosis on the skin]]
| caption  = Angiomatosis presenting as multiple skin lesions
| field    = [[Dermatology]], [[Oncology]]
| synonyms    =
| symptoms    = Multiple [[angioma]]s, [[hemangioma]]s, [[lymphangioma]]s
| complications = [[Bleeding]], [[infection]], [[cosmetic]] concerns
| onset    = Varies, can be congenital or acquired
| duration    = Chronic
| causes    = Genetic mutations, [[environmental factors]]
| risks    = Family history, certain [[genetic disorders]]
| diagnosis  = [[Clinical examination]], [[imaging studies]], [[biopsy]]
| differential  = [[Hemangioma]], [[lymphangioma]], [[vascular malformation]]
| prevention  = None known
| treatment  = [[Laser therapy]], [[surgical excision]], [[medication]]
| medication  = [[Beta blockers]], [[corticosteroids]]
| prognosis  = Variable, depends on extent and location
| frequency  = Rare
}}
'''Angiomatosis''' is a condition characterized by the proliferation of blood vessels, leading to the formation of multiple [[angioma|angiomas]]. These lesions can occur in various parts of the body, including the skin, internal organs, and the central nervous system. Angiomatosis is often associated with certain genetic conditions and can vary in severity from benign to potentially life-threatening.
== Pathophysiology ==
== Pathophysiology ==
It is a rare, genetic multi-system disorder in which non-cancerous tumors grow in certain parts of the body.
Angiomatosis involves the abnormal growth of [[blood vessel|blood vessels]], which can lead to the formation of [[tumor|tumorous]] masses. This proliferation is often due to genetic mutations that affect the regulation of angiogenesis, the process by which new blood vessels form from pre-existing vessels. The excessive growth of these vessels can disrupt normal tissue function and lead to complications depending on the location and size of the angiomas.
 
== Clinical Presentation ==
== Types of tumors ==
Patients with angiomatosis may present with a variety of symptoms depending on the location of the angiomas. Common symptoms include:
Slow-growing hemgioblastomas -- benign tumors with many blood vessels -- may develop in the brain, spinal cord, the retinas of the eyes, and near the inner ear.
* Skin lesions: These are often visible as red or purple spots on the skin, which may be raised or flat.
* Cysts (fluid-filled sacs) may develop around the hemangioblastomas.  
* Neurological symptoms: If the angiomas are located in the brain, they can cause headaches, seizures, or other neurological deficits.
* Other types of tumors develop in the adrenal glands, the kidneys, or the pancreas.  
* Organ dysfunction: Angiomas in organs such as the liver or kidneys can lead to impaired function of these organs.
 
== Diagnosis ==
== Symptoms ==
The diagnosis of angiomatosis is typically made through a combination of clinical examination and imaging studies. [[Magnetic resonance imaging|MRI]] and [[computed tomography|CT]] scans can help visualize the extent of the vascular lesions. In some cases, a biopsy may be performed to confirm the diagnosis.
* Symptoms of VHL vary among individuals and depend on the size and location of the tumors.  
* Symptoms may include headaches, problems with balance and walking, dizziness, weakness of the limbs, vision problems, deafness in one ear, and high blood pressure.  
 
== Risk of cancer ==
Individuals with VHL are also at a higher risk than normal for certain types of cancer, especially kidney cancer.
 
== Prognosis ==
* The prognosis for individuals with VHL depends on then number, location, and complications of the tumors.  
* Untreated, VHL may result in blindness and/or permanent brain damage. With early detection and treatment the prognosis is significantly improved.
== Treatment ==
== Treatment ==
* Treatment for VHL varies according to the location and size of the tumor.  
Treatment of angiomatosis depends on the severity and location of the lesions. Options may include:
* In general, the objective of treatment is to treat the tumors before they grow to a size large enough to cause permanent problems
* Surgical removal: In cases where the angiomas are causing significant symptoms or complications, surgical excision may be necessary.
== Sources ==
* Laser therapy: This can be used to reduce the size of superficial skin lesions.
{{NINDS|Von Hippel-Lindau Disease (VHL)}}
* Medications: Drugs that inhibit angiogenesis, such as [[bevacizumab]], may be used in certain cases to control the growth of angiomas.
{{Phakomatoses}}
== Related Conditions ==
{{Disorders of translation and posttranslational modification}}
Angiomatosis is often associated with genetic syndromes such as:
{{DEFAULTSORT:Von Hippel-Lindau disease}}
* [[Von Hippel-Lindau disease]]
[[Category:Autosomal dominant disorders]]
* [[Sturge-Weber syndrome]]
[[Category:Rare diseases]]
* [[Klippel-Trenaunay syndrome]]
[[Category:Hereditary cancers]]
== Related Pages ==
[[Category:Genodermatoses]]
* [[Angioma]]
[[Category:Syndromes]]
* [[Hemangioma]]
* [[Vascular malformation]]
[[Category:Vascular diseases]]
[[Category:Dermatology]]

Latest revision as of 13:38, 4 April 2025

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC

Angiomatosis
Angiomatosis on the skin
Synonyms
Pronounce N/A
Specialty N/A
Symptoms Multiple angiomas, hemangiomas, lymphangiomas
Complications Bleeding, infection, cosmetic concerns
Onset Varies, can be congenital or acquired
Duration Chronic
Types N/A
Causes Genetic mutations, environmental factors
Risks Family history, certain genetic disorders
Diagnosis Clinical examination, imaging studies, biopsy
Differential diagnosis Hemangioma, lymphangioma, vascular malformation
Prevention None known
Treatment Laser therapy, surgical excision, medication
Medication Beta blockers, corticosteroids
Prognosis Variable, depends on extent and location
Frequency Rare
Deaths N/A


Angiomatosis is a condition characterized by the proliferation of blood vessels, leading to the formation of multiple angiomas. These lesions can occur in various parts of the body, including the skin, internal organs, and the central nervous system. Angiomatosis is often associated with certain genetic conditions and can vary in severity from benign to potentially life-threatening.

Pathophysiology[edit]

Angiomatosis involves the abnormal growth of blood vessels, which can lead to the formation of tumorous masses. This proliferation is often due to genetic mutations that affect the regulation of angiogenesis, the process by which new blood vessels form from pre-existing vessels. The excessive growth of these vessels can disrupt normal tissue function and lead to complications depending on the location and size of the angiomas.

Clinical Presentation[edit]

Patients with angiomatosis may present with a variety of symptoms depending on the location of the angiomas. Common symptoms include:

  • Skin lesions: These are often visible as red or purple spots on the skin, which may be raised or flat.
  • Neurological symptoms: If the angiomas are located in the brain, they can cause headaches, seizures, or other neurological deficits.
  • Organ dysfunction: Angiomas in organs such as the liver or kidneys can lead to impaired function of these organs.

Diagnosis[edit]

The diagnosis of angiomatosis is typically made through a combination of clinical examination and imaging studies. MRI and CT scans can help visualize the extent of the vascular lesions. In some cases, a biopsy may be performed to confirm the diagnosis.

Treatment[edit]

Treatment of angiomatosis depends on the severity and location of the lesions. Options may include:

  • Surgical removal: In cases where the angiomas are causing significant symptoms or complications, surgical excision may be necessary.
  • Laser therapy: This can be used to reduce the size of superficial skin lesions.
  • Medications: Drugs that inhibit angiogenesis, such as bevacizumab, may be used in certain cases to control the growth of angiomas.

Related Conditions[edit]

Angiomatosis is often associated with genetic syndromes such as:

Related Pages[edit]