A hospitalized patient is receiving subcutaneous heparin. Which of the following may be a side effect of heparin?


•Heparin is an anticoagulant that inhibits the conversion of prothrombin to thrombin. Heparin can cause a decreased platelet count (thrombocytopenia).

•Incorrect: Leukopenia is a decrease in white blood cells and is usually not associated with heparin.

•Incorrect: Diarrhea and tinnitus are not associated with heparin use.

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