3A61

ICD-11 MMS 2026-01

Acquired pure red cell aplasia

Description

This refers to a chronic and acquired type of anaemia affecting the precursors to red blood cells but not to white blood cells. In Pure red cell aplasia (PRCA), the bone marrow ceases to produce red blood cells.

Excludes

  • 3A70.1Y – Aplastic anaemia with paroxysmal nocturnal haemoglobulinuria

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

  • 3A61.0 – Acute acquired pure red cell aplasia
  • 3A61.1 – Chronic acquired pure red cell aplasia
  • 3A61.Y – Other specified acquired pure red cell aplasia
  • 3A61.Z – Acquired pure red cell aplasia, unspecified

Sibling codes

  • 3A60 – Congenital pure red cell aplasia
  • 3A6Z – Pure red cell aplasia, unspecified

Foundation entity

Acquired pure red cell aplasia – http://id.who.int/icd/entity/45753120

Part of: 03: Diseases of the blood or blood-forming organs