Non-Communicating Hydrocephalus

**Semantic type:** Disease or Syndrome

**Definition:** An abnormal accumulation of cerebrospinal fluid within the ventricles of the brain that occurs as a consequence of an obstruction at any location within the ventricular system that prevents cerebrospinal fluid flowing into the subarachnoid space.

**Synonyms:** - Obstructive Hydrocephalus - Obstructive Hydrocephalus - Obstructive hydrocephalus