LA22.2

ICD-11 MMS 2026-01

Aplasia or hypoplasia of external auditory canal

Index terms

  • Aplasia or hypoplasia of external auditory canal
  • anomaly of osseous meatus
  • Congenital absence of external auditory canal
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  • absence of auditory canal
  • absence of ear canal
  • absence of external auditory canal
  • agenesis of auditory canal
  • agenesis of osseous meatus
  • Congenital atresia of external auditory canal
  • atresia of auditory canal
  • atresia of external auditory canal
  • atresia of osseous meatus
  • atretic auditory canal
  • atretic external auditory canal
  • ear osseous meatus atresia
  • Congenital stenosis of external auditory canal
  • auditory canal stricture
  • congenital stenosis of external ear canal
  • congenital stricture of acoustic meatus
  • congenital stricture of external auditory canal
  • congenital stricture of meatus of ear
  • congenital stricture of osseous meatus
  • ear osseous meatus stricture
  • fusion of auditory canal
  • stricture of acoustic meatus
  • stricture of meatus of ear
  • stricture of osseous meatus

Excludes

Exclusions from above levels

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

Sibling codes

  • LA22.0 – Microtia
  • LA22.1 – Anotia
  • LA22.3 – Structural developmental anomalies of ear ossicles
  • LA22.4 – Structural developmental anomalies of inner ear
  • LA22.Y – Other specified structural developmental anomalies of ear causing hearing impairment
  • LA22.Z – Structural developmental anomalies of ear causing hearing impairment, unspecified

Foundation entity

Aplasia or hypoplasia of external auditory canal – http://id.who.int/icd/entity/534621578

Allowed postcoordination axes

Part of: LA22: Structural developmental anomalies of ear causing hearing impairment › 20: Developmental anomalies