title: Case vignettes of movement disorders.
abstract: This paper reports five movement disorders cases to serve as a basis for discussion of the problems encountered in the clinical management of these cases, and the pathophysiological mechanisms involved in these disorders as presented. Case 1 is a description of the subjective experience of a patient with acute orofacial dystonia from promethazine. Case 2 is the use of clonazepam is post-head injury tics. Case 3 is the complication from discontinuation of haloperidol and benztropine mesylate treatment. Case 4 is myoclonus in subacute sclerosing Panencephalitis, and Case 5 is rebound tremor from withdrawal of a beta-adrenergic blocker.
mesh_terms: D000328:Adult; D000547:Amantadine / Q000627:therapeutic use; D001930:Brain Injuries / Q000150:complications; D002998:Clonazepam / Q000627:therapeutic use; D003937:Diagnosis, Differential; D004421:Dystonia / Q000139:chemically induced; D005260:Female; D006220:Haloperidol / Q000037:antagonists & inhibitors; D006801:Humans; D008297:Male; D009069:Movement Disorders / Q000175:diagnosis / Q000628:therapy*; D011247:Pregnancy; D011398:Promethazine / Q000009:adverse effects; D013981:Tic Disorders / Q000188:drug therapy
chemical_list: D002998:Clonazepam; D000547:Amantadine; D011398:Promethazine; D006220:Haloperidol