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.