1. An abnormal condition in which cerebrospinal fluid collects in the ventricles of the brain; in infants it can cause abnormally rapid growth of the head and bulging fontanelles and a small face; in adults the symptoms are primarily neurological
   - hydrocephalus

Derived forms: hydrocephalies

See also: hydrocephalic

Type of: abnormalcy [US], abnormality

Encyclopedia: Hydrocephaly

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