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David L. Kaplan, MD



Tinea Corporis and Pityriasis Rosea

July 01, 2008

The parents of an 8-year-old boy seek evaluation of a red patch on their son's shoulder. The asymptomatic spot erupted 2 weeks earlier. The patient has seasonal allergies and frequently plays with his dog.

Nummular Eczema and Juvenile Plantar Dermatosis

June 01, 2007

For several weeks, this 21/2-year-old boy has had erythematous annular lesions on the lower trunk and proximal lower extremities. He was treated for pityriasis rosea only to have the lesions recur when the topical corticosteroid was discontinued.

An 18-Year-Old Man With Itchy Ears

September 01, 2006

For several weeks, an 18-year-old man has been bothered by itchy ears. He has seasonal allergies that are well controlled with oral antihistamines. He has not been exposed to contactants and has not used any nutritional supplements or new shampoos or conditioners. He works out at a gym 5 days a week.

Juvenile Plantar Dermatosis and Seborrheic Dermatitis

August 01, 2006

For several months, a 12-year-old boy has been bothered by intermittent pruritus of the feet. He is very active in sports all year, and his feet tend to perspire heavily. He has a family history of seasonal allergies. He says that the rash worsened after he used an over-the-counter hydrocortisone cream.

Lichen Striatus and Lichen Nitidus

June 01, 2006

A 5-year-old girl is brought for evaluation of an asymptomatic inflamed streak on one leg that has been present for several weeks. She is otherwise healthy and takes no medications.

Photo Quiz: Blame the Family Pet for These Rashes?

May 01, 2006

For several weeks, a 6-year-old girl has had a worsening mildly pruritic rash on the trunk. She has a history of seasonal allergies. The family has had a cat and a dog in the house for a number of years.