A Patient in the Intensive Care Unit Has Anemia, Schistocytes

question 4

Multiple Choice

A patient in the intensive care unit has anemia, schistocytes, and thrombocytopenia. The PT and PTT are elevated, and the fibrinogen is low. What test to confirm what diagnosis would be appropriate?

• A) D dimer to confirm acute DIC
• B) Bone marrow to confirm immune thrombocytopenic purpura
• C) Platelet antibody against P1^A1 to confirm heparin-induced thrombocytopenia
• D) Platelet aggregometry to confirm posttransfusion purpura

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