Dermatology Quiz

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.

A linear lesion on a girl’s leg

Fig 1. Linear lesion
Figure. The linear lesion on the girl’s leg.

An 8-year-old girl presents with an asymptomatic linear lesion on her thigh.

A red nodule on the finger

Fig 1. Red nodule
Figure 1. The red nodule on the patient’s finger.

A healthy 54-year-old man presents with a red nodule on his index finger.

Hyperpigmented and superficially eroded rash

Fig 1a. Irritated rash
Figures 1a and b. The patient’s mildly irritated rash, shown here affecting the cubital fossa (a, above) and neck (b, below).

An 8-year-old boy presents with a two-week history of a mildly irritable rash on the cubital fossae, popliteal fossae and neck.