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Polycythaemia vera (PV)

Polycythaemia vera (PV) is a rare blood cancer that affects the bone marrow. It is sometimes called erythrocytosis which means too many red blood cells.

It is one of a group of conditions called myeloproliferative neoplasms or myeloproliferative disorders.

What is polycythaemia vera?

Find out about polycythaemia vera, including risks and causes and possible symptoms.

Tests and treatment for polycythaemia vera

The first test to diagnose polycythaemia vera is usually a blood test. Read about the tests to diagnose and the treatment you might have. 

Research and coping with polycythaemia vera

Find information on research into polycythaemia vera and read about organisations and resources that can help you cope. 

Last reviewed: 
11 May 2020
Next review due: 
11 May 2023
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