megaloblastic anemia https://www.malacards.org/card/megaloblastic_anemia MONDO:0001700 HP:0001889 NANDO:2200612 ICD9:281.3 NCIT:C34382 megaloblastic anemia (disease) DOID:13382 SCTID:53165003 MEDGEN:1527 megaloblastic anaemia (disease) UMLS:C0002888 megaloblastic anemia megaloblastic anemia (disease) NANDO:2100176 Anemia characterized by the presence of unusually large erythroblasts in the bone marrow called megaloblasts. It is usually caused by vitamin B12 or folic acid deficiency. Other causes include toxins and drugs. macrocytic anemia