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 impaired cerebrospinal fluid reabsorption by the arachnoid granulations.

**Synonyms:** - Communicating hydrocephalus - Non-Obstructive Hydrocephalus - Non-Obstructive Hydrocephalus