Primary thrombocythemia

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Blood cells

Essential thrombocythemia; Essential thrombocytosis

• Nosebleeds (epistaxis )
• Bleeding from the gums
• Bleeding from the gastrointestinal tract
• Easy bruising
• Prolonged bleeding from surgical procedures or tooth extraction
• Enlarged lymph nodes (rare)
• Bloody stools
• Headache
• Numbness of hands or feet
• Dizziness
• Ulcers on fingers or toes

• Bone marrow aspiration .
• CBC that shows elevated platelet count .
• Uric acid level may be elevated.
• Physical examination may show enlarged spleen or liver.

Review Date: 04/15/2005
Reviewed By: Rita Nanda, MD, Department of Medicine, Section of Hematology/Oncology, University of Chicago Medical Center, Chicago, IL. Review provided by VeriMed Healthcare Network.