the nervous system-specific s-100 antigen has been found in cerebrospinal fluid ( csf ) of 13 out of 18 patients with multiple sclerosis ( ms ) , whereas it was undetectable in either of the 11 control patients with minor psychic disturbances or with neurological disorders not usually associated with apparent parenchymal lesion .
C0027763
nervous system
C0027765
neurological disorders