LA05.62

ICD-11 MMS 2026-01

Hydranencephaly

Description

A condition caused by failure of the cerebral hemispheres to develop during the antenatal period. This condition is characterised by a lack of a forebrain upon imaging. This condition may present with visual impairment, lack of growth, deafness, blindness, spastic quadriparesis, or intellectual deficits.

Index terms

  • Hydranencephaly
  • Hemihydranencephaly

Exclusions from above levels

  • LA01 – Encephalocele
  • http://id.who.int/icd/entity/733825440 – Inborn errors of metabolism

Sibling codes

  • LA05.60 – Porencephaly
  • LA05.61 – Schizencephaly
  • LA05.6Y – Other specified encephaloclastic disorders
  • LA05.6Z – Encephaloclastic disorders, unspecified

Foundation entity

Hydranencephaly – http://id.who.int/icd/entity/1963574608

Part of: LA05.6: Encephaloclastic disorders › LA05: Cerebral structural developmental anomalies › 20: Developmental anomalies