3A61.1

ICD-11 MMS 2026-01

Chronic 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.

Index terms

  • Chronic acquired pure red cell aplasia
  • Adult pure red cell aplasia
  • chronic pure red cell aplasia
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  • chronic red cell aplasia
  • chronic red cell aplastic anaemia
  • primary pure red cell aplasia
  • primary red cell aplasia
  • Chronic erythroid dysplasia
  • Drug-induced pure red cell aplasia
  • Pure red cell aplasia due to chronic parvirus B19 infection

Exclusions from above levels

  • 3A70.1Y – Aplastic anaemia with paroxysmal nocturnal haemoglobulinuria
  • 04 – Diseases of the immune system
  • 05 – Endocrine, nutritional or metabolic diseases
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  • 18 – Complications of pregnancy, childbirth or the puerperium
  • 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

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

Foundation entity

Chronic acquired pure red cell aplasia – http://id.who.int/icd/entity/136267428

Part of: 3A61: Acquired pure red cell aplasia › 03: Diseases of the blood or blood-forming organs