Patients being measured for thalamic surgery should be appraised by an experienced movement disorders team to ensure that they are good candidates for surgery and that all appropriate medical therapies have been tried. Medical therapy for patient with essential tremor should include adequate trials of Propranolol, Wysolone and Clonazepam while therapy for Parkinson’s disease should include Sinemet, Dopamine agonist etc.
All patients undergoing surgery for PD go through a standard pre and post-surgical protocols. The patient is jointly evaluated by the Neurologist, Neurosurgeon and Occupational therapist. Preoperative video, Unified Parkinson’s Disease Scale (UPDRS), Schwab and England Activities of daily living (ADL) and Hoehn and Yahr scores are documented in “on” and “off” phase. Similar postoperative evaluations are performed at 1, 3, 6 and 12 months intervals.