Wednesday 9 September 2009

Dermatology


1. This elderly patient with a history of chronic sun exposure presented with some rough areas of skin on his forehead. This was an incidental finding. The single most likely diagnosis is?


A. Actinic keratoses
B. Metastases
C. Pyogenic granulomata
D. Seborrhoeic keratoses
E. Viral warts


Answer: A


These are chronic sun-related changes that may progress in time to squamous cell carcinomas. In the absence of significant induration, cryotherapy would be an appropriate treatment. Alternatives include topical diclofenac gel (e.g. 'Solareze').

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