Nutritional anemias (D50-D53)
D50Iron deficiency anemia
Includes: asiderotic anemia
           hypochromic anemia
D50.0Iron deficiency anemia secondary to blood loss (chronic)
       Posthemorrhagic anemia (chronic)
Excludes 1: acute posthemorrhagic anemia (D62)
           congenital anemia from fetal blood loss (P61.3)
D50.1Sideropenic dysphagia
       Kelly-Paterson syndrome
       Plummer-Vinson syndrome
D50.8Other iron deficiency anemias
       Iron deficiency anemia due to inadequate dietary iron intake
D50.9Iron deficiency anemia, unspecified
D51Vitamin B12 deficiency anemia
Excludes 1: vitamin B12 deficiency (E53.8)
D51.0Vitamin B12 deficiency anemia due to intrinsic factor deficiency
       Addison anemia
       Biermer anemia
       Pernicious (congenital) anemia
       Congenital intrinsic factor deficiency
D51.1Vitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria
       Imerslund (Gräsbeck) syndrome
       Megaloblastic hereditary anemia
D51.2Transcobalamin II deficiency
D51.3Other dietary vitamin B12 deficiency anemia
       Vegan anemia
D51.8Other vitamin B12 deficiency anemias
D51.9Vitamin B12 deficiency anemia, unspecified
D52Folate deficiency anemia
Excludes 1: folate deficiency without anemia (E53.8)
D52.0Dietary folate deficiency anemia
       Nutritional megaloblastic anemia
D52.1Drug-induced folate deficiency anemia
Use Additional Code: code for adverse effect, if applicable, to identify drug (T36-T50) with fifth or sixth character 5)
D52.8Other folate deficiency anemias
D52.9Folate deficiency anemia, unspecified
       Folic acid deficiency anemia NOS
D53Other nutritional anemias
Includes: megaloblastic anemia unresponsive to vitamin B12 or folate therapy
D53.0Protein deficiency anemia
       Amino-acid deficiency anemia
       Orotaciduric anemia
Excludes 1: Lesch-Nyhan syndrome (E79.1)
D53.1Other megaloblastic anemias, not elsewhere classified
       Megaloblastic anemia NOS
Excludes 1: Di Guglielmo's disease (C94.0)
D53.2Scorbutic anemia
Excludes 1: scurvy (E54)
D53.8Other specified nutritional anemias
       Anemia associated with deficiency of copper
       Anemia associated with deficiency of molybdenum
       Anemia associated with deficiency of zinc
Excludes 1: nutritional deficiencies without anemia, such as:
           copper deficiency NOS (E61.0)
           molybdenum deficiency NOS (E61.5)
           zinc deficiency NOS (E60)
D53.9Nutritional anemia, unspecified
       Simple chronic anemia
Excludes 1: anemia NOS (D64.9)