LA22.4

ICD-11 MMS 2026-01

Structural developmental anomalies of inner ear

Description

Any condition caused by failure of the inner ear to correctly develop during the antenatal period.

Index terms

  • Structural developmental anomalies of inner ear
  • anomaly of inner ear
  • congenital abnormal shape of inner ear
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  • congenital abnormality of inner ear
  • congenital anomaly of inner ear
  • congenital malformation of inner ear
  • congenital misshapen inner ear
  • deformity of inner ear
  • malformations of inner ear
  • Structural developmental anomalies of the cochlea
  • Congenital anomaly of organ of Corti
  • anomaly of organ of Corti
  • deformity of organ of Corti
  • Absence of organ of Corti
  • absent organ of Corti
  • agenesis of organ of Corti
  • Congenital anomaly of membranous labyrinth
  • anomaly of membranous labyrinth
  • Structural developmental anomalies involving one or more semicircular canal
  • Structural developmental anomalies of the vestibule
  • Vestibular dysplasia
  • Structural developmental anomalies of the internal auditory canal
  • Structural developmental anomalies of cochlea and one or more including semicircular canal, vestibule, auditory canal

Exclusions from above levels

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

Sibling codes

  • LA22.0 – Microtia
  • LA22.1 – Anotia
  • LA22.2 – Aplasia or hypoplasia of external auditory canal
  • LA22.3 – Structural developmental anomalies of ear ossicles
  • 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

Structural developmental anomalies of inner ear – http://id.who.int/icd/entity/413036259

Allowed postcoordination axes

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