Type of Surgery
Last updated: 02/17/2009
The key to successful outcome in pallidotomy is extremely precise placement of the electrode. While there are several controversies in the field of PD surgery, all experts agree that risks are reduced in procedures performed by the most experienced...
Hemorrhage in the brain is a possible complication, as is infection. There are small but significant risks of damage to the optic tract, which can cause visual deficits. Speech impairments may also occur, including difficulty retrieving words and slurred speech. Some cognitively fragile patients may become even more impaired after surgery.
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.
The total number of neurosurgeries performed in 2006 was estimated at 2,171,195. Of these, 1,345,167 spine-related were performed, equating to nearly 62 percent of the total.
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