Surgical Bleeding

Lisa Arfons, MD and Alvin Schmaier, MD

Case Western Reserve University, Cleveland, OH

Copyright of the American Society of Hematology, 2011. ISSN: 1931-6860.

III. LABORATORY DATA

For your initial investigation into the cause of the abnormal bleeding, what laboratory data should you request?

CBC with differential
Peripheral blood smear
Renal function tests
Activated Partial Thromboplastin Time (aPTT)
Prothrombin Time (PT)
Thrombin Time
D-dimer
Clottable fibrinogen
Liver chemistries


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