title: Normal-pressure hydrocephalus.
mesh_terms: D002555:Cerebrospinal Fluid / Q000502:physiology; D006801:Humans; D006849:Hydrocephalus / Q000503:physiopathology*; D006850:Hydrocephalus, Normal Pressure / Q000503:physiopathology; D013346:Subarachnoid Space / Q000503:physiopathology