title: Syndromes of hyperviscosity.
mesh_terms: D001809:Blood Viscosity; D004912:Erythrocytes / Q000503:physiopathology; D004913:Erythrocytes, Abnormal; D006400:Hematocrit; D006402:Hematologic Diseases / Q000378:metabolism / Q000503:physiopathology; D006801:Humans; D010101:Oxygen Consumption; D010956:Plasmapheresis; D011086:Polycythemia / Q000503:physiopathology; D012212:Rheology; D008258:Waldenstrom Macroglobulinemia / Q000503:physiopathology