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What is polycythemia vera?

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Polycythemia vera is a rare blood cancer that causes your body to make too many red blood cells. Extra cells may not sound like a problem, but they are. They thicken your blood, which means it doesn’t flow as quickly.

SOURCES:

Mayo Clinic: “Polycythemia Vera.”

National Heart, Lung, and Blood Institute: “Explore Polycythemia Vera.”

Johns Hopkins Medicine, The Sidney Kimmel Comprehensive Cancer Center: “Polycythemia Vera.”

Johns Hopkins Medicine, Health Library: “Polycythemia Vera.”

Reviewed by Brunilda Nazario on October 19, 2020

SOURCES:

Mayo Clinic: “Polycythemia Vera.”

National Heart, Lung, and Blood Institute: “Explore Polycythemia Vera.”

Johns Hopkins Medicine, The Sidney Kimmel Comprehensive Cancer Center: “Polycythemia Vera.”

Johns Hopkins Medicine, Health Library: “Polycythemia Vera.”

Reviewed by Brunilda Nazario on October 19, 2020

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