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Dermatology Quiz

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.

Alopecia in a 12-year-old girl

Fig 1. Alopecia
Figure. The rapidly expanding area of alopecia on the patient’s scalp. The raw area shows where there has been an attempt to insert a drain.

A 12-year-old girl presents with a rapidly expanding area of alopecia on her scalp.

Asymptomatic facial rash in a boy

Figure 1. The patient’s facial rash at presentation.

An 8-year-old boy presents with an asymptomatic but unsightly facial rash.

A painful violaceous lesion on the thigh

Figure. Violaceous lesion
Figure. The violaceous lesion at presentation.

A 48-year-old woman presents with a painful lesion on her thigh.

Sudden onset of blisters on the arms and neck

Fig 1. Arm rash
Figure 1. The patient’s rash at presentation.

A 56-year-old woman presents with sudden onset of a bilaterally symmetrical blistering eruption on her neck and forearms.

A tender rash on the legs

Fig. Leg rash
Figure. The patient’s rash at presentation.

A 14-year-old boy presents with a slightly tender rash on both lower legs a week after an attack of tonsillitis. He had been previously well.

An enlarging lesion on the neck

Fig 1. Neck lesion
Figure 1. The lesion occurring on the patient’s neck, which has recently enlarged and become more prominent.

A 13-year-old boy presented with a raised, hyperkeratotic, warty lesion on his neck.

Recurrent itchy papules in a 12-year-old boy

Fig 1. Itchy papules
Figure 1. The itchy papular rash on the patient’s hands and knees. The rest of the skin is normal.

A 12-year-old boy has developed itchy papules on the palms, soles, elbows and knees each spring for the last three years.

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