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6932 Pediatrics

Two weeks after a viral syndrome, a 2-year-old child develops bruising and generalized petechiae, more prominent over the legs. No hepatosplenomegaly or lymph node enlargement is noted. The examination is otherwise unremarkable. Laboratory testing shows the patient to have a normal hemoglobin, hematocrit, and white blood cell (WBC) count and differential. The platelet count is 15,000/mL. Which of the following is the most likely diagnosis?

AVon Willebrand disease (vWD)
BAcute leukemia
CIdiopathic (immune) thrombocytopenic purpura (ITP)
DAplastic anemia
Pediatrics
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