Dermatology Quiz

Dermatology Quiz

Painful vesicles following vaccination

Figure 1a. The vesicular eruption on the case patient’s left arm.

A 90-year-old woman develops a painful vesicular eruption on her arm.

Recurrent scaly papules on sun-exposed skin

Fig 1a.

A 95-year-old woman presents with scaling papules on her face, hands and feet.

Purpura after physical activity

Fig 1a.
Figure 1a. The erythematous patch studded with petechiae on the patient’s lateral lower leg.

A 61-year-old man presents with a new cutaneous eruption involving his calf.

Multiple inflammatory nodules on the hands

Figure. Nodules on the interphalangeal joints of the patient’s fingers.

A 75-year-old woman presents with skin-coloured to red nodules on several fingers.

A woman with skin-coloured periorbital papules

Fig 1a.
Figure 1a. Skin-coloured papules involving the periorbital skin with symmetrical distribution.

A 50-year-old woman presents with diffuse skin-coloured papules on her face.

A woman with diffuse skin-coloured nodules

Fig 1a.

A 42-year-old woman presents with diffuse skin-coloured nodules.

Bullae in an older man after a fall

Fig 1a.

A 68-year-old man presents with worsening bullae on his legs.

A child with dystrophic changes of the great toenails

Figure. Lateral deviation of the left great toenail (case patient). Note the absence of nail changes to the adjacent toenails.

A 15-month-old boy presents with dystrophic changes of his great toenails.

Pruritic papules in a 10-month-old boy

Figure. Crusted erythematous papules and pustules on the face and arm (case patient).

A 10-month-old boy presents with a six-week history of a pruritic papules.

Painful ulceration with necrosis on a finger

Fig 1.
Figure 1. Distal ulceration of the right ring finger with necrotic eschar, extending to the proximal phalanx on the dorsal surface. The ulceration extends to the metacarpophalangeal joint on the palmar surface (not shown).

A 38-year-old man presents with painful ulceration of his finger.