3B64.13

ICD-11 MMS 2026-01

Alloimmune thrombocytopenia

Description

A disease caused by determinants such as a blood transfusion that lead to an immune response to the foreign antigens. This disease is characterised by low levels of platelets in the body due to an immune reactive response to the foreign platelet antigens. This disease may present with increased bruising or haemorrhaging. Confirmation is by identification of decreased platelet count and presence of autoantibodies in a blood sample.

Index terms

  • Alloimmune thrombocytopenia

Exclusions from above levels

  • JA43.3 – Postpartum coagulation defects
  • 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

  • 3B64.10 – Immune thrombocytopenic purpura
  • 3B64.11 – Secondary thrombocytopenic purpura
  • 3B64.12 – Drug-induced thrombocytopenic purpura
  • 3B64.14 – Thrombotic thrombocytopenic purpura
  • 3B64.1Y – Other specified acquired thrombocytopenia
  • 3B64.1Z – Acquired thrombocytopenia, unspecified

Foundation entity

Alloimmune thrombocytopenia – http://id.who.int/icd/entity/251307303

Part of: 3B64.1: Acquired thrombocytopenia › 3B64: Thrombocytopenia › 03: Diseases of the blood or blood-forming organs