BA82

ICD-11 MMS 2026-01

Coronary artery dissection

Description

Coronary artery dissection results from a tear in the inner layer of the coronary artery, the tunica intima. This allows blood to penetrate and cause an intramural hematoma in the central layer, the tunica media, and restriction in the size of lumen.

Index terms

  • Coronary artery dissection
  • spontaneous coronary artery dissection
  • Acute coronary artery dissection
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  • Chronic coronary artery dissection

Inclusions

  • spontaneous coronary artery dissection

Excludes

  • NB30 – Injury of blood vessels of thorax
  • NE81 – Injury or harm arising from a procedure, not elsewhere classified

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

Sibling codes

  • BA81 – Coronary artery aneurysm
  • BA83 – Coronary artery fistula, acquired
  • BA84 – Chronic total occlusion of coronary artery
  • BA85 – Coronary vasospastic disease
  • BA86 – Coronary microvascular disease
  • BA8Y – Other specified diseases of coronary artery
  • BA8Z – Diseases of coronary artery, unspecified

Foundation entity

Coronary artery dissection – http://id.who.int/icd/entity/498053587

Allowed postcoordination axes

Part of: 11: Diseases of the circulatory system