Actinic keratosis

Revision as of 17:45, 17 July 2024 by Nikolas (talk | contribs) (Created page with "<section begin="dermatology" />* Precancerous lesions of squamous cells * Occurs in elderly with light skin * Risk factor: UV exposure * Clinical features ** Small lesion with rough surface ** -> lesion grows and becomes erythematous and scaly ** On sun-exposed areas ** May develop into a cutaneous horn * Treatment ** Few lesions *** Cryotherapy ** Many lesions *** 5-FU *** Imiquimod ** Prevention with sunscreen<section end="dermatology" /> Category:Dermatology")

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Precancerous lesions of squamous cells
Occurs in elderly with light skin
Risk factor: UV exposure
Clinical features
- Small lesion with rough surface
- -> lesion grows and becomes erythematous and scaly
- On sun-exposed areas
- May develop into a cutaneous horn
Treatment
- Few lesions
  - Cryotherapy
- Many lesions
  - 5-FU
  - Imiquimod
- Prevention with sunscreen