Pallidotomy does improve tremor somewhat. Thalamotomy is much more specific for tremor. Pallidotomy is better for rigidity, on-off and limb bradykinesia. \--------------------------------------------------------------\ \ Patrick Kelly, MD \ Internet: [log in to unmask] \ \ NYU Medical Center \ Phone: (212)-263-8002 \ \ New York, N Y \ \ \ \ \ \--------------------------------------------------------------\