Patient Fears She's "Going Bald"

A 48-year-old woman presents to dermatology with a complaint of hair loss. Distraught, she fears she’s “going bald.” This process began several...


Patient, Sister Share Skin Problem

A 29-year-old woman presents for evaluation of changes in her skin, which she first noticed during her late teens. The changes have been...


Common "Lesion" Leads to Rare Diagnosis

For five years, a 12-year-old boy has had an expanding, asymptomatic lesion on his left thigh and knee. There was no known precipitating event—no...

Clinical Review

Diagnosing and Treating Hansen's Disease

Few human diseases instill greater fear than leprosy (Hansen’s disease), and few are as poorly understood. Worldwide, the number of new cases has...


An Unexpected Effect of Crohn's

A 47-year-old woman pre­sents with a lesion that first appeared on her arm two months ago. The lesion has grown increasingly tender and large and...