LA21.0

ICD-11 MMS 2026-01

Macrotia

Description

1) Median longitudinal ear length greater than 2 SD above the mean and median ear width greater than 2 SD above the mean (objective). 2) Apparent increase in length and width of the pinna (subjective).

Index terms

  • Macrotia
  • Congenital big ears

Exclusions from above levels

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

Sibling codes

  • LA21.1 – Protruding ear
  • LA21.2 – Low-set ear
  • LA21.3 – Misshapen ear
  • LA21.Y – Other specified minor anomalies of pinnae
  • LA21.Z – Minor anomalies of pinnae, unspecified

Foundation entity

Macrotia – http://id.who.int/icd/entity/52782345

Allowed postcoordination axes

Part of: LA21: Minor anomalies of pinnae › 20: Developmental anomalies