Thrombocytopenia

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• Bruising
• Nosebleeds or bleeding in the mouth
• Rash (pinpoint red spots)

Other symptoms may be present as well, depending on the cause of the condition. Mild thrombocytopenia can occur without symptoms.

• CBC shows low platelets
• Bone marrow aspiration or biopsy may be normal or may show low megakaryocytes (platelet precursors) or an infiltrating disease.
• PTT clotting study is normal
• PT clotting study is normal
• Platelet associated antibodies may be present

Review Date: 09/20/2006
Reviewed By: Corey Cutler, MD, MPH, FRCP(C), Assistant Professor of Medicine, Harvard Medical School; Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA. Review provided by VeriMed Healthcare Network.