anemia (disease) macrocytic anemia (disease) Anemia that is characterized by increased red blood cell volume. D22S676 D22S750 DOID:2361 HP:0001972 MESH:D000748 MONDO:0002281 NCIT:C34381 SCTID:83414005 UMLS:C0002886 anemia macrocytic macrocytic Anemia macrocytic anaemia macrocytic anaemia of unspecified cause macrocytic anemia