Photo Challenge
Photo Challenge
Congenital Defect of the Toenail
An 18-month-old girl presented for evaluation of nail dystrophy. The patient’s parents stated that the left great toenail had been dystrophic...
Photo Challenge
Pruritic Axillary Plaques
A 42-year-old man presented with pruritic axillary plaques of 6 months’ duration that were exacerbated by heat and friction. He maintained a very...
Photo Challenge
Bullae and Hyperpigmented Patches on the Legs
A 50-year-old man presented with a pruritic bullous dermatosis on the lower legs, arms, and back of 1 month’s duration. He had an 8-year history...
Photo Challenge
Hyperpigmentation of the Tongue
An otherwise healthy 17-year-old adolescent girl from Spain presented with hyperpigmentation on the tongue of several weeks’ duration. She denied...
Photo Challenge
Diffuse Painful Plaques in the Setting of Chronic Lymphocytic Leukemia
A woman in her seventies presented with a painful rash of 3 months’ duration, as well as fever, diaphoresis, and arthralgia of 3 weeks’ duration....
Photo Challenge
Nonhealing Ulcerative Hand Wound
A 63-year-old man presented with an expanding wound on the dorsal aspect of the left hand after striking it on a wall. He sustained a small...
Photo Challenge
Extensive Purpura and Necrosis of the Leg
A 57-year-old woman presented with expanding purpura on the left leg of 2 weeks’ duration following a recent hematopoietic stem cell transplant...
Photo Challenge
Painful Hemorrhagic Erosions
A 62-year-old man with a long-standing history (>40 years) of Hailey-Hailey disease was admitted from an outside hospital due to anemia,...
Photo Challenge
Erythematous Plaque on the Scalp With Alopecia
A 37-year-old woman presented with a 2×6-cm, firm, erythematous plaque on the parietal region of the scalp of 1 year’s duration. No history of...
Photo Challenge
Erythematous Plaque on the Back of a Newborn
An 8-day-old female infant presented with a mass on the lower back that had been present since birth. Physical examination revealed a 6×5-cm,...
Photo Challenge
Asymptomatic Plaque on the Scalp
A 50-year-old man presented to the dermatology department with an asymptomatic plaque on the scalp that had been present since childhood. The size...