title: Paroxysmal dystonic head tremor.
abstract: Two patients with paroxysmal attacks of "no-no" direction head tremor and mild torticollis are described. One of them had the characteristic features of paroxysmal dystonic choreoathetosis and responded well to clonazepam.
authors.affiliation: Department of Neurology, University College and Middlesex Hospitals, School of Medicine, London, England.
authors.forename: A J
authors.initials: AJ
authors.lastname: Hughes
authors.forename: A J
authors.initials: AJ
authors.lastname: Lees
authors.forename: C D
authors.initials: CD
authors.lastname: Marsden
mesh_terms: D000328:Adult; D002998:Clonazepam / Q000627:therapeutic use; D004421:Dystonia / Q000175:diagnosis* / Q000188:drug therapy / Q000503:physiopathology; D006801:Humans; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects / Q000502:physiology; D009334:Neck Muscles / Q000187:drug effects / Q000503:physiopathology; D014103:Torticollis / Q000175:diagnosis / Q000188:drug therapy / Q000503:physiopathology; D014202:Tremor / Q000175:diagnosis* / Q000188:drug therapy / Q000503:physiopathology
chemical_list: D002998:Clonazepam