is a specific kind of: nervous disorder, neurological disease, neurological disorder.

is a broader term that covers: epilepsy | apraxia | paralysis agitans, Parkinson's, Parkinson's disease, Parkinson's syndrome, Parkinsonism, shaking palsy | cerebral palsy, spastic paralysis | agraphia, anorthography, logagraphia | acataphasia | aphasia | agnosia | CJD, Creutzfeldt-Jakob disease, Jakob-Creutzfeldt disease | Reye's syndrome | Wernicke's encephalopathy ... show more.