title: Case 1, 1989: juvenile-onset parkinsonism, dystonia, and pyramidal tract signs.
authors.affiliation: Department of Neurology, Columbia-Presbyterian Medical Center, New York.
authors.forename: U J
authors.initials: UJ
authors.lastname: Kang
authors.forename: S
authors.initials: S
authors.lastname: Fahn
authors.forename: H
authors.initials: H
authors.lastname: Schwarz
authors.forename: I
authors.initials: I
authors.lastname: Shoulson
authors.forename: H
authors.initials: H
authors.lastname: Vallejos
authors.forename: J
authors.initials: J
authors.lastname: Goldman
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D004421:Dystonia / Q000209:etiology*; D006801:Humans; D006816:Huntington Disease / Q000150:complications / Q000175:diagnosis* / Q000473:pathology; D007888:Leigh Disease / Q000175:diagnosis; D008297:Male; D009460:Neurologic Examination; D006211:Pantothenate Kinase-Associated Neurodegeneration / Q000175:diagnosis; D010302:Parkinson Disease, Secondary / Q000209:etiology*