This healthy 2-year-old female presents with a 2-day history of the pruritic rash seen here. She had mild edema of the dorsal hands and feet and positive dermatographism on exam. All lesions were transient, lasting less than 24 hours in the same location. She was otherwise well and her parents denied any fever or systemic symptoms. What is the best diagnosis?

A. Serum sickness-like reaction

B. Erythema multiforme

C. Staphylococcal scalded skin syndrome

D. Urticaria multiforme

E. Morbilliform drug eruption

To find out the correct answer and read the explanation, click here. 

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