[Answered]: After a viral illness, a 4 year old child…

After a viral illness, a 4 year old child presents to her primary care provider with extensive bruising on the arms and legs. A CBC shows thrombocytopenia, but is otherwise normal. All other laboratory studies, including PT/INR and PTT and BUN and creatinine, and physical exam findings are normal. The most likely diagnosis is; Immune Thrombocytopenia Purpura Hemolytic Uremic Syndrome Thrombotic thrombocytopenic purpura Disseminated Intravascular Coagulation