3A81.Z

ICD-11 MMS 2026-01

Acquired polycythaemia, unspecified

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

Sibling codes

  • 3A81.0 – Polycythaemia due to hypoxia, including high altitude
  • 3A81.1 – Polycythaemia due to over-transfusion or blood doping
  • 3A81.2 – Relative polycythaemia
  • 3A81.Y – Other specified acquired polycythaemia

Foundation entity

Acquired polycythaemia – http://id.who.int/icd/entity/1159594433

Part of: 3A81: Acquired polycythaemia › 03: Diseases of the blood or blood-forming organs