Dermatologic Disorders

A 23-year-old active-duty Navy helicopter mechanic presented to dermatology for evaluation of an irritated bump behind his left ear that had been present for 3 weeks.

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 17, thyroglossal duct cyst and external angular dermoid are described.

This article is part of a series describing and differentiating dermatologic lumps and bumps. In part 16, cystic hygroma is described.

This article is part 5 of a 5-part series of Photo Essays describing and differentiating conditions affecting the tongue and related structures in the oral cavity.

This article is part 4 of a 5-part series of Photo Essays describing and differentiating conditions affecting the tongue and related structures in the oral cavity.

This article is part 3 of a 5-part series of Photo Essays describing and differentiating conditions affecting the tongue and related structures in the oral cavity.

This article is part 2 of a 5-part series of Photo Essays describing and differentiating conditions affecting the tongue and related structures in the oral cavity.

This article is part 1 of a 5-part series of Photo Essays describing and differentiating conditions affecting the tongue and related structures in the oral cavity.

A 34-year-old woman with a medical history significant for allergic rhinitis, seasonal allergies, and childhood eczema presented with concern for a genital lesion of 2 days’ duration.

We report 3 cases of erythema multiforme (EM) minor in patients who presented to our facility within a single week. All of the patients denied having started new medications and denied having a history of...