Coagulation Disorders USMLE Step 1 Practice Question
A 32 year old woman develops profuse vaginal bleeding shortly after placental abruption. She has oozing from intravenous catheter sites. Laboratory studies show platelets 42,000 per mm3, prolonged PT and PTT, low fibrinogen, and elevated D dimer. Peripheral smear reveals schistocytes. Which of the following is the most likely diagnosis?
Answer choices
- ADisseminated intravascular coagulationCorrect answer
- BImmune thrombocytopenia
- CVon Willebrand disease
- DThrombotic thrombocytopenic purpura
- EBernard Soulier syndrome
- FHemophilia A
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