Dermatology Quiz

Dermatology Quiz

New symmetrical hyperpigmented patches of skin

A 52-year-old man presents with hyperpigmented skin on his hands, arms and legs.

A photodistributed rash and muscle weakness

Fig 1a.
Figure 1a. Erythematous plaques overlying the metacarpophalangeal joints (case patient).

A 52-year-old man presents with a photodistributed rash and pruritic papules on his hands and elbows.

An acute generalised blistering eruption

Figure 1a. Case patient. Crusted lesions on the posterior trunk.

A 54-year-old woman presents with an acute blistering eruption.

Recurrent painful intertriginous nodules

Fig 1.
Figure 1. Multiple lesions in the groin (case patient).

A 32-year-old woman presents with painful intertriginous nodules.

Diffuse petechial rash in an unwell febrile patient

Fig 1a. Petechial rash.

An unwell 65-year-old man presents with a diffuse petechial rash.

Persistent pruritic purple papules

Fig. Foot lesions.
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

Fig. Plaque on leg.
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

Fig 1a.

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

Fig 1. Hyperpigmented skin.
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.