Intermediate polycythemia. The benign polycythemia of Gaisbock.
D000328:Adult; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D011086:Polycythemia / Q000097:blood* / Q000175:diagnosis* / Q000601:surgery*; D011087:Polycythemia Vera / Q000175:diagnosis