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Dermatology

Dermatology

A 23-year-old African American woman had variably shaped areas of atrophy and hypopigmentation on the face and ear. Your diagnosis?

Allergic contact dermatitis is common, can be debilitating for patients, and may mimic other dermatoses.

Fewer than two-thirds of men know the signs of skin cancer and the younger they are the less likely they are to believe they are at risk for the disease, according to a national survey.

Tinea versicolor presents with hyperpigmented and hypopigmented coalescing thin scaly plaques and macules.Typically they appear on the trunk and the upper back. It is more common in warm humid climates.

The rash has been present for 2 years. Originally on the trunk and extremities it has now spread to her face and hands. She has been diagnosed as having and been unsuccessfully treated for nummular eczema and tinea corporis. What's your Dx?

Lichen spinulosus is a rare, hyperkeratotic dermatosis similar to keratosis pilaris. It is most common in children, adolescents, young adults with male predominance. Treatment includes keratolytics and emollients.

The asymptomatic atrophic brown plaques on this woman’s legs were diagnosed as necrobiosis lipoidica. The differential diagnosis included lupus erythematosus and granuloma annulare.

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