What is secondary polycythemia vera?
Secondary polycythemia vera is a disorder that causes an over-production of red blood cells, thus the blood can become thick in smaller blood vessels because of the obstruction of its passage.
Several causes can lead to secondary polycythemia vera, which include brain, liver or uterine tumors, high altitude, chronic heart or lung disease, chronic carbon monoxide exposure, cysts of the kidneys, etc.
Secondary polycythemia vera can present symptoms like weakness, headache, fatigue, lightheadedness, confusion, tinnitus, ruddy complexion, pruritis, chest pain, pain in leg muscles, visual disturbances, etc.
Keyword: secondary polycythemia vera