[lemma=dystonium] □ □
[lemma=dystonium] [□] □
[lemma=dystonium] □* □
The frameless device is especially useful in deep brain stimulation procedures , which require a great deal of precision because they involve placing tiny electrodes into remote areas of the brain to treat such problems as Parkinson 's disease , tremors , and dystonia ( involuntary twisting body movements or postures ) . Recent evidence has indicated that dystonia ( involuntary muscle contractions that produce twisting postures ) can also be associated with deficiencies in striatal dopamine neurotransmission . The American Medical Association report recommends " that adequate and well controlled studies of smoked marijuana be conducted in patients who have serious conditions for which preclinical , anecdotal or controlled evidence suggests possible efficacy including AIDS wasting syndrome , severe acute or delayed emesis induced by chemotherapy , multiple sclerosis , spinal cord injury , dystonia [ involuntary muscle movements , e.g . Benztropine ( Cogentin ) , 1 mg , may be added to counteract dystonia ( " 5-2-1 " ) .