Dermatology Quiz

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.

A baby with a raised brown lesion on the leg

Figure. The raised lesion on the child’s lower leg.
Figure. The raised lesion on the child’s lower leg.

A 9-month-old girl presents with a single plaque on her lower leg.

A teenager with a blistering skin eruption

Figure. The blistering eruption at presentation, three months after onset.

An 18-year-old man presents with a 3-month history of a severe blistering eruption.

An annular eruption on the trunk

Fig 1. Rash
Figure 1. The scaly annular eruption, four months after onset.

A 10-year-old girl presents with an annular eruption on her trunk.

A woman with orange-coloured palms

Figure. The patient’s orange-coloured palms, shown next to one of her daughter’s palms.

A 62-year-old woman with osteoarthritis presents with orange-coloured palms.

Linear lesions on a teenager’s back

Fig. Linear lesions
Figure. Asymptomatic linear lesions on the patient’s back.

A 14-year-old boy presented with several asymptomatic linear lesions on his back.

A reticulate eruption on a woman’s back

Fig. Eruption on back
Figure. The asymptomatic eruption at presentation.

A 52-year-old woman presents with an asymptomatic reticulate eruption on her lower back.

Widespread rash in a 6-year-old boy

Fig 1. Rash
Figure 1. The rash on the patient’s trunk at presentation.

A 6-year-old boy presents with a widespread rash of sudden onset.

A persistent ulcer on the leg

Fig 1. Leg ulcer
Figure 1. The persistent painless ulcer on the leg, shown here at 12 months’ duration.

A 42-year-old man presents with a large persistent ulcer on the leg.