Type of Surgery
Last updated: 02/17/2009
Pallidotomy improves the motor ability of patients, especially during "off" periods. Studies show the procedure generally improves tremor, rigidity, and slowed movements by 25â€“60%. Dyskinesias typically improve by 75% or more. Improvements from unilateral...
pallidotomy are primarily on the side opposite the surgery. Balance does not improve, nor do non-motor symptoms such as drooling, constipation, and orthostatic hypotension (lightheadness on standing).
Pallidotomy is a procedure where a tiny electrical probe is placed in the globus pallidus (one of the basal ganglia of the brain), which is then heated to 80 degrees celsius for 60 s, to destroy a small area of brain cells. Pallidotomy is used to treat dyskinesias in patients with Parkinson's disease.
More than 60 percent of procedures neurosurgeons perform are spine-related, according to the National Neurosurgical Procedural Statistics 2006 Survey from the American Association of Neurological Surgeons (AANS).
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