Sun Exposure

An older adult presented to our clinic with chronic sun damage. She had history of several actinic keratoses, one of which was removed by electrodessication and curettage. This resulted in a plaque with...

Collegiate athletes participating in predominantly outdoor sporting events such as soccer, football, baseball, and lacrosse may be outside for up to 4 hours daily per NCAA guidelines. An investigation into...

This article is part of a series describing and differentiating dermatologic lumps and bumps. In Part 29, Leung and colleagues describe keratoacanthoma. To access previously published articles in the...

A 38-year-old White man presented to a dermatologist for evaluation of a suspicious lesion on the right side of his nose.

A 56-year-old man presented for evaluation of a rash on his hands, arms, and neck of 2 years’ duration. The rash was characterized by blistering, friability and discoloration in the affected areas. He had...