title: Polycythemia rubra vera.
mesh_terms: D000368:Aged; D001853:Bone Marrow / Q000473:pathology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D011087:Polycythemia Vera / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography