Q04.3
Other reduction deformities of brain
Coding guidance (WHO 2019)
Absence of part of brain Agenesis of part of brain Aplasia of part of brain Hypoplasia of part of brain Agyria Hydranencephaly Lissencephaly Microgyria Pachygyria Excl.: congenital malformations of corpus callosum (Q04.0)
Sibling codes
Q04Other congenital malformations of brainQ04.0Congenital malformations of corpus callosumQ04.1ArhinencephalyQ04.2HoloprosencephalyQ04.4Septo-optic dysplasiaQ04.5MegalencephalyQ04.6Congenital cerebral cystsQ04.8Other specified congenital malformations of brainQ04.9Congenital malformation of brain, unspecified