Peeling originating on the fingertips progresses to the palms of an African-American teenager following a 10-day course of ciprofloxacin.

Skin-colored papules develop on the axillae of an African-American woman.

A 12-year-old African-American male presented with a two-week history of pruritic linear scaling patches on his feet, legs, and arms after walking barefoot around his backyard.

A 12-year-old white girl seeks treatment for trauma-induced blistering and scarring that had led to fusion of the skin of her fingers and toes. There was no family history of blistering disorders or nail dystrophy.

An asthmatic woman experiences a recalcitrant burning facial rash that spares the lips.

A 64-year-old Caucasian woman with red, itchy, swollen lower extremities comes to the office accompanied by her daughter, who is concerned because the rash has not gone away. The patient believes the rash is the result of her previous leg thromboses and hypertension.

A 47-year-old black woman presented with a several-month history of violaceous papules coalescing into plaques on her nose and cheeks. The lesions were either painful nor pruritic, but she was distressed by the cosmetic disfigurement they caused.

A 17-year-old black woman presented with a rash that had first appeared eight months earlier on her back and chest. The eruption, which had begun as just a few bumps, now appeared to be spreading.

A healthy 35-year-old white man complained of mild-to-moderate sensitivity in his lower incisor whenever he chewed for the past year. Four months ago, a recurrent painful tender swelling developed on his chin. The lesion began as a small pustule that subsequently ruptured. A bacterial culture revealed...

A 13-year-old girl complained that her eyes had a red, swollen appearance (Figure 1). She estimated that the problem had been present for three months. Antifungal creams, moisturizers, and topical steroids had not proven beneficial. Although she reported no other rashes, there were violaceous, flat-topped papules over her finger joints (Figure 2) and a symmetric macular erythema on the backs of her elbows. On questioning, she stated that she felt tired and had difficulty walking the steps to her junior high school classes.