Dermatology Quiz
Persistent pruritic purple papules

Figure. Lesions on the dorsum and lateral surface of the patient’s right foot.
A 48-year-old woman presents with a history of itchy papules.
A progressive plaque on the lower limb

Figure. The plaque on the patient’s leg. Note the central ulceration and elevated peripheral violaceous rim.
A 52-year-old woman presents with a yellow-red telangiectatic plaque on her leg.
Recurrent, painful nodules on a girl’s legs

A 10-year-old girl presents with painful, red nodules on her legs.
Rapid onset of erythroderma in a 65-year-old man

Figure 1. The rash on the patient’s arm.
A 65-year-old man presents with erythroderma.
A rapidly progressing, blistering eruption in a febrile patient

Figure. The case patient’s maculopapular eruption in various stages of evolution. Vesicular crusting lesions on an erythematous base are visible.
A 32-year-old woman presents with fever and a blistering eruption.
A 6-month-old boy with an oedematous and purpuric eruption

Figure 1. The rash showing urticaria with overlying purpura (case patient).
A 6-month-old boy presents with a rash of sudden onset.
An unwell patient with a blistering rash

A young woman develops a severe blistering rash.
A child with sudden onset of dry, hyperpigmented skin

Figure. The eruption on the boy’s neck.
A 10-year-old boy presents with a painless skin eruption affecting his neck.
A pregnant woman with a pruritic eruption

A pregnant woman presents with an intensely pruritic eruption.
A child with severe wrinkling of the skin of the palms

Figure. The girl’s wrinkled palms after exposure to a stream of tap water.
A 12-year-old girl presents with rapid and severe skin wrinkling that affects her palms after exposure to a small amount of water.