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Polycythemia — Virginia C. Broudy, MD
University of Washington School of Medicine, Seattle, WA
Copyright of the American Society of Hematology, 2006. ISSN: 1931-6860.
I. HISTORY
Patient Presentation
A 72-year-old man presents for evaluation of polycythemia. Polycythemia is defined as an increase in the number of circulating red blood cells per volume of blood, an increase in the concentration of hemoglobin or in the Hct.
His Hct is 60%. The repeat Hct value is 61%. The normal range is 38-50%.
Click here to review the categories of polycythemia.
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