Chapter 17 - Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)»Congenital malformations of the nervous system (Q00-Q07)»Megalencephaly (Q04.5)
Q04.5
Megalencephaly
Related indications (MeSH) (1)
Megalencephaly2 drugs (1 approved, 1 experimental)
A congenital abnormality in which the occipitofrontal circumference is greater than two standard deviations above the mean for a given age. It is associated with HYDROCEPHALUS; SUBDURAL EFFUSION; ARACHNOID CYSTS; or is part of a genetic condition (e.g., ALEXANDER DISEASE; SOTOS SYNDROME).