20Developmental anomalies
Structural developmental anomalies primarily affecting one body system
Structural developmental anomalies of the nervous system
LA05Cerebral structural developmental anomalies
LA05.8
category
Colpocephaly
Definition A condition caused by the white matter in the posterior cerebrum failing to develop or thicken during the antenatal period. This condition is characterised by the occipital horns – the posterior or rear portion of the lateral ventricles (cavities) of the brain – being larger than normal.
Also indexed as
Colpocephaly Vesiculocephaly
Nearby in Cerebral structural developmental anomalies
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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