3B64.12

ICD-11 MMS 2026-01

Drug-induced thrombocytopenic purpura

Description

Thrombocytopenic purpura attributable to drug toxicity (e.g. cytotoxic chemotherapeutic or immunosuppressive agents) or to an idiosyncratic drug-associated allergic thrombocytopenia (e.g. quinine, thiazides).

Index terms

  • Drug-induced thrombocytopenic purpura
  • Drug-induced immune thrombocytopenia
  • medicament-induced immune thrombocytopenia
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  • Drug-induced non-immune thrombocytopenia
  • Heparin-induced thrombocytopenia
  • Heparin-induced thrombosis/thrombocytopenia syndrome
  • Heparin skin necrosis due to immune heparin-induced thrombocytopenia
  • HITTS - [Heparin-induced thrombocytopenia and thrombosis syndrome]
  • Heparin-induced thrombocytopenia, Type 1
  • Heparin-induced thrombocytopenia, Type 2
  • Drug-induced thrombocytopenic purpura specified as refractory

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
  • 3B64.13 – Alloimmune thrombocytopenia
  • 3B64.14 – Thrombotic thrombocytopenic purpura
  • 3B64.1Y – Other specified acquired thrombocytopenia
  • 3B64.1Z – Acquired thrombocytopenia, unspecified

Foundation entity

Drug-induced thrombocytopenic purpura – http://id.who.int/icd/entity/7135461

Allowed postcoordination axes

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