A disease of the bone marrow that causes an abnormal increase in the number of blood cells is known as polycythemia vera. The condition usually affects the red blood cells.
This disorder of the bone marrow usually causes the production of too many blood cells. There may also be an increase in the number of white blood cells and platelets. This is a rare disorder that occurs more often in men than in women. It mostly occurs in people who are under the age of 40. The disorder is usually linked to a gene defect called JAK2V617F. However, the cause of the gene defect is yet to be known.
The possible complications of polycythemia vera include:
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