A 3 yo boy presents with reddish-purple rash on his buttocks, thigh, & legs. His mother notes that he has not seemed well since he had cold 2 weeks earlier, he has been c/o aches & pains in his legs & a stomach ache. Urinalysis shows 10-20 RBCs/hpf & 2+ proteinuria. What is the most likely diagnosis? extra sized items with sleeves to wear for the wedding
A. Systemic lupus erythematosus
B. Wegener's granulomatosis
C. Henoch-schonlein purpura ...
D. Herpes zoster
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