LA89.2

ICD-11 MMS 2026-01

Mitral atresia

Description

A congenital cardiovascular malformation with absence of the mitral valvar annulus (connection/junction) or an imperforate mitral valve.

Index terms

  • Mitral atresia
  • Mitral atresia with absent atrioventricular connection
  • absent left atrioventricular connection in laevocardia
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  • absent left atrioventricular connection or junction
  • mitral atresia with absent valvar annulus
  • Mitral atresia with imperforate mitral valve
  • imperforate mitral valve

Exclusions from above levels

  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LA89.0 – Double inlet atrioventricular connection
  • LA89.1 – Tricuspid atresia
  • LA89.3 – Hypoplastic left heart syndrome
  • LA89.Y – Other specified functionally univentricular heart
  • LA89.Z – Functionally univentricular heart, unspecified

Foundation entity

Mitral atresia – http://id.who.int/icd/entity/6462604

Part of: LA89: Functionally univentricular heart › 20: Developmental anomalies