3A01.3

ICD-11 MMS 2026-01

Vitamin B12 deficiency anaemia due to intrinsic factor deficiency

Excludes

  • 3A01.Y – Vitamin B12 deficiency anaemia due to congenital intrinsic factor deficiency

Exclusions from above levels

  • 04 – Diseases of the immune system
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth or the puerperium
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  • 19 – Certain conditions originating in the perinatal period
  • 20 – Congenital malformations, deformations or chromosomal abnormalities
  • 22 – Injury, poisoning or certain other consequences of external causes
  • http://id.who.int/icd/entity/1000704511 – Human immunodeficiency virus disease
  • JB64.1 – Other diseases of the blood or blood-forming organs or certain disorders involving the immune mechanism complicating pregnancy, childbirth or the puerperium

Child codes

  • 3A01.30 – Pernicious anaemia
  • 3A01.3Y – Other specified vitamin B12 deficiency anaemia due to intrinsic factor deficiency
  • 3A01.3Z – Vitamin B12 deficiency anaemia due to intrinsic factor deficiency, unspecified

Sibling codes

  • 3A01.0 – Hereditary vitamin B12 deficiency anaemia
  • 3A01.1 – Neonatal vitamin B12 deficiency anaemia
  • 3A01.2 – Vitamin B12 deficiency anaemia due to low intake
  • 3A01.4 – Vitamin B12 deficiency anaemia due to intestinal disease
  • 3A01.5 – Drug-induced vitamin B12 deficiency anaemia
  • 3A01.Y – Other specified megaloblastic anaemia due to vitamin B12 deficiency
  • 3A01.Z – Megaloblastic anaemia due to vitamin B12 deficiency, unspecified

Foundation entity

Vitamin B12 deficiency anaemia due to intrinsic factor deficiency – http://id.who.int/icd/entity/1045857957

Part of: 3A01: Megaloblastic anaemia due to vitamin B12 deficiency › 03: Diseases of the blood or blood-forming organs