Dermatology Quiz

White macular lesions on a girl’s back

Fig 1. Back lesions.
Figure 1. Hypopigmented macules on the back (case patient).

A 7-year-old girl presents with a small number of hypopigmented macules on her back.

A macular, speckled and melanocytic lesion

Fig. Lesion on back.
Figure. The lesion on the patient’s back.

A 15-year-old boy presents with a large speckled lesion on his back.

A teenage girl with hyperpigmented axillary skin

Fig. Hyperpigmentation.
Figure. Hyperpigmented and thickened skin on the axilla.

A 14-year-old girl presents with areas of thickened and hyperpigmented axillary skin.

A scalp lesion on a newborn baby

Fig. Scalp lesion
Figure. The lesion on the baby's scalp.

An otherwise healthy newborn baby is noticed to have a small eroded lesion on the scalp.

A child with a palpable and purpuric eruption

Fig. Palpable eruption
Figure. The purpuric eruption with associated oedema.

An 8-month-old boy presents with an oedematous and purpuric eruption on his trunk.

Multiple crusted lesions on the scalp

Fig. Scalp lesions
Figure. The crusted lesions on the patient’s scalp.

An elderly man presents with multiple crusted lesions on his scalp.

A persistent submammary rash

Fig 1. Rash.
Figure 1. The patient's large erythematous eruption.

A 70-year-old woman presents with a submammary rash that has been present for several weeks.

Loss of skin colour on the hands

Figure. Hand lesions.
Figure. Areas of loss of skin colour on a girl’s hands.

A 12-year-old girl presents with loss of skin colour on both of her hands.

A longstanding palmar lesion and nail dystrophy

Fig 1. Palm lesion.
Figure 1. The scaly, erythematous lesion on the palm.

An 8-year-old boy presents with a scaly erythematous lesion on the palm and dystrophic thumbnail of the same hand.

A boy with a purpuric rash of sudden onset

Fig 1. Purpuric rash.

A 10-year-old boy presents with a purpuric rash of sudden onset on his buttocks and legs.