Pre-operative versus 12-Month Follow-Up analysis of changing in Neuropsychiatric Fluctuations Scale (NFS) score in preoperative versus postoperative MED OFF (during acute withdrawal of dopaminergic therapy) and MED ON (during super-liminal Levodopa dose) conditions. Postoperative evaluations are always performed with DBS turned on and stimulating (STIM ON)
Retrospective, monocentric, observational study designed to evaluate the effects of Bilateral Subthalamic Nucleus Deep Brain Stimulation (DBS STN) on Neuropsychiatric fluctuations in Patients with Parkinson's Disease (PD)