House calls. Why is my doctor recommending that I be treated for polycythemia vera even though I feel fine?
D006304:Health Status; D006801:Humans; D008297:Male; D008875:Middle Aged; D010353:Patient Education as Topic; D011086:Polycythemia / Q000150:complications; D011087:Polycythemia Vera / Q000097:blood / Q000150:complications / Q000628:therapy