Porokeratosis
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
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| Porokeratosis | |
|---|---|
| Synonyms | |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Skin lesions, itching, burning sensation |
| Complications | Skin cancer |
| Onset | Varies by type |
| Duration | Chronic |
| Types | N/A |
| Causes | Genetic factors, sun exposure, immunosuppression |
| Risks | Family history, immunosuppression, UV exposure |
| Diagnosis | Clinical examination, skin biopsy |
| Differential diagnosis | Actinic keratosis, basal cell carcinoma, squamous cell carcinoma |
| Prevention | N/A |
| Treatment | Cryotherapy, laser therapy, topical medications |
| Medication | 5-fluorouracil, imiquimod, retinoids |
| Prognosis | N/A |
| Frequency | Rare |
| Deaths | N/A |
Porokeratosis is a group of rare, chronic, genetic disorders of keratinization characterized by atrophic patches surrounded by a distinctive hyperkeratotic ridge-like border called a cornoid lamella.
Types[edit]
There are several types of porokeratosis, including:
- Porokeratosis of Mibelli
- Disseminated superficial actinic porokeratosis
- Linear porokeratosis
- Punctate porokeratosis
- Porokeratosis palmaris et plantaris disseminata
Symptoms[edit]
The symptoms of porokeratosis vary depending on the type, but may include:
- Small, ring-like spots
- Red, scaly patches
- Itching or burning sensation
- Painful cracks on the palms of the hands and soles of the feet
Causes[edit]
The exact cause of porokeratosis is unknown, but it is believed to be genetic. It may also be triggered by exposure to sunlight, immune system disorders, or skin injuries.
Diagnosis[edit]
Porokeratosis is diagnosed through a physical examination and a skin biopsy. The biopsy can reveal the characteristic cornoid lamella, which is a diagnostic feature of porokeratosis.
Treatment[edit]
Treatment for porokeratosis may include:
- Topical creams and ointments
- Cryotherapy
- Laser therapy
- Dermabrasion
Prognosis[edit]
The prognosis for porokeratosis varies depending on the type and severity of the condition. Some forms of porokeratosis may increase the risk of skin cancer.
See also[edit]
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