Step 2 - Hematology/Oncology Questions

USMLE / COMLEX - Step 2 > Hematology/Oncology > USMLE/COMLEX 2 - Prep Questions

Q. A 35-year-old Caucasian woman with a history of two unprovoked deep vein thromboses (DVTs) is referred to the hematologist for further evaluation. She is not on any medication. Her family history is significant for her mother with recurrent DVT. Physical examination is unremarkable. What is the most likely cause for her recurrent DVT based on her history?

Impaired production of antithrombin III
Impaired vascular endothelial function
Increased platelet aggregation
Increased resistance of factor V to protein C inactivation
Protein S excess
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