Clinical Research Directory

Patients with Parkinson's Disease Inclusion Criteria: * Written informed consent * Idiopathic PD according to the Movement Disorders Society Criteria; * Age of participants \> 30 and ≤ 75 years; * Treatment with or without bilateral deep brain stimulation in the subthalamic nucleus; * Fluent in German or French Exclusion Criteria: * Dysarthria caused in addition by a condition other than PD (e.g. stroke, myasthenia); * Clinical diagnosis of aphasia; * Brain disease other than Parkinson's disease (e.g. atypical Parkinsonism, Alzheimer's disease, vascular dementia, multiple sclerosis, stroke, traumatic brain injury, epilepsy, etc.). * Cognitive impairment (Montreal Cognitive Assessment (MoCa) \< 24/30 points); * Depression with acute suicidal ideation Healthy Controls Inclusion Criteria: * Written informed consent * Adults from 50-70 years old; * Fluent in German or French Exclusion Criteria: * Diagnosis of Parkinson's disease; * Cognitive impairment (Montreal Cognitive Assessment (MoCa) \< 24/30 points); * Suffering from brain disease (e.g. atypical Parkinsonism, Alzheimer's disease, vascular dementia, multiple sclerosis, stroke, traumatic brain injury, epilepsy, etc.); * Clinical diagnosis of aphasia, dysarthria, and stuttering; * Suffering from or diagnosed with psychiatric illnesses according to DSM-V criteria