Myelofibrosis.
D000368:Aged; D000740:Anemia / Q000503:physiopathology; D001773:Blood Cells / Q000032:analysis; D001774:Blood Chemical Analysis; D001855:Bone Marrow Diseases / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D055728:Primary Myelofibrosis / Q000097:blood / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000209:etiology / Q000473:pathology / Q000628:therapy; D011859:Radiography