Megalencephaly

Synonyms

Macrocephalies

Macrocephaly

Megacephalies

Megacephaly

Megalencephalies

Megalocephalies

Megalocephaly

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).