5B5A.Z

ICD-11 MMS 2026-01

Vitamin B1 deficiency, unspecified

Exclusions from above levels

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  • NF07.0 – starvation
  • 18 – Pregnancy, childbirth or the puerperium
  • http://id.who.int/icd/entity/1004987305 – Transitory endocrine or metabolic disorders specific to fetus or newborn

Sibling codes

  • 5B5A.0 – Beriberi
  • 5B5A.1 – Wernicke-Korsakoff Syndrome
  • 5B5A.Y – Other specified vitamin B1 deficiency

Foundation entity

Vitamin B1 deficiency – http://id.who.int/icd/entity/2092499426

Allowed postcoordination axes

Part of: 5B5A: Vitamin B1 deficiency › 05: Endocrine, nutritional or metabolic diseases