BA42

ICD-11 MMS 2026-01

Subsequent myocardial infarction

Description

Infarction of any myocardial site, occurring within 4 weeks (28 days) from onset of a previous infarction

Inclusions

  • extension of myocardial infarction
  • recurrent myocardial infarction

Excludes

  • BA50 – specified as chronic or with a stated duration of more than 4 weeks (more than 28 days) from onset

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
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  • 19 – Certain conditions originating in the perinatal period
  • 20 – Congenital malformations, deformations and chromosomal abnormalities
  • 22 – Injury, poisoning or certain other consequences of external causes

Child codes

  • BA42.0 – Subsequent myocardial infarction, ST elevation myocardial infarction
  • BA42.1 – Subsequent myocardial infarction, non-ST elevation myocardial infarction
  • BA42.Z – Subsequent myocardial infarction, unspecified

Sibling codes

  • BA40 – Angina pectoris
  • BA41 – Acute myocardial infarction
  • BA43 – Coronary thrombosis not resulting in myocardial infarction
  • BA4Z – Acute ischaemic heart disease, unspecified

Foundation entity

Subsequent myocardial infarction – http://id.who.int/icd/entity/993844371

Allowed postcoordination axes

Part of: 11: Diseases of the circulatory system