ICD-11 definition : A disease caused by failure of the brain to correctly develop during the antenatal
period. This condition is characterized by a rapid increase in head circumference
or an unusually large head size due to excessive accumulation of cerebrospinal fluid
in the brain. This condition may also present with vomiting, sleepiness, irritability,
downward deviation of the eyes, or seizures. Confirmation is through observation of
cerebrospinal fluid within cerebral ventricles by imaging.;
ICD-11 synonym : Congenital hydrocephaly; Hydrocephalus in newborn;
A disease caused by failure of the brain to correctly develop during the antenatal
period. This condition is characterized by a rapid increase in head circumference
or an unusually large head size due to excessive accumulation of cerebrospinal fluid
in the brain. This condition may also present with vomiting, sleepiness, irritability,
downward deviation of the eyes, or seizures. Confirmation is through observation of
cerebrospinal fluid within cerebral ventricles by imaging.