ICD-11 classes
20 Developmental anomalies
Structural developmental anomalies primarily affecting one...
Structural developmental anomalies of the nervous system
LA05 — Cerebral structural developmental anomalies
LA05.1 — Megalencephaly
ICD-11 LA05.1 — Megalencephaly
A condition caused by failure of the brain to correctly develop during the antenatal period. This condition is characterised by increased size or weight of an otherwise correctly formed brain. This condition may also present with seizures, motor deficits, mental retardation and mild cognitive impairment.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: