Study on Serum Cystatin C and PET-DAT in Patients With Parkinson's Disease

Genetic Study in Young Onset Parkinson's Disease

NCT01529970 ·Status: UNKNOWN

NMR Based Metabolomic Study of Serum Biomarkers in Patients With Parkinson's Disease and Atypical Parkinsonian Syndrome

NCT06490926 ·Status: RECRUITING

PET Imaging in Parkinson Disease Dementia

NCT01052350 ·Status: ACTIVE_NOT_RECRUITING

PET Study of Non-Motor Symptoms of Parkinson Disease

NCT01565473 ·Status: COMPLETED

Research Involving Subjects With Parkinson's Disease, Alzheimer Disease and Healthy Controls

NCT01461109 ·Status: COMPLETED ·Phase: PHASE1

Imaging Biomarkers in Parkinson s Disease

NCT01496599 ·Status: COMPLETED

The Relationship Between Homocysteine and Manifestation of Parkinson's Disease Patients

NCT06849414 ·Status: NOT_YET_RECRUITING

Striatal and Extra-striatal Mechanisms of Falling in Parkinson's Disease

NCT00736671 ·Status: COMPLETED

Investigating the Microstructural and Functional Alterations of Brain in Parkinson's Disease Patients

NCT02599753 ·Status: COMPLETED ·Phase: PHASE2

Connecting the Lab to Everyday Life: The Relevance of Executive Dysfunction to Participation and Quality of Life in Parkinson's Disease (PD) Without Dementia

NCT00917280 ·Status: COMPLETED

The National Registry Study For the Real-world Patients With Parkinsonian Disorders in China

NCT03649503 ·Status: RECRUITING

Dementia Registry for Parkinson's Disease

NCT01251094 ·Status: COMPLETED

Compensatory Mechanisms in Parkinson Disease (PD)

NCT02038608 ·Status: COMPLETED ·Phase: NA

Non-Invasive Fundus Retinal Detection Technology for Early Diagnosis of Parkinson's Disease

NCT07244640 ·Status: RECRUITING

Effect of Stimulus Rate on Cognitive and Motor Activity in Young Subjects, Elderly Subjects, and Patients With Parkinson's Disease

NCT00026598 ·Status: COMPLETED

Study of Individuals With Parkinson's Symptoms But in Whom There is Diagnostic Uncertainty

NCT00129675 ·Status: COMPLETED ·Phase: PHASE2

Non-motor Symptoms and Brain Dopamine Transporter Binding

NCT02650843 ·Status: ACTIVE_NOT_RECRUITING

Clinical and Physiological Studies of Tremor Syndromes

NCT03027310 ·Status: COMPLETED

CS1P1 PET Studies of Neuroinflammation in Parkinson Disease

NCT06084533 ·Status: ENROLLING_BY_INVITATION

Chinese Exercise Modalities in Parkinson's Disease

NCT00029809 ·Status: COMPLETED ·Phase: PHASE1/PHASE2

the Prevalence of "Wearing-off" in Patients With Parkinson's Disease in Shanghai

NCT03792204 ·Status: COMPLETED

Decrease in Sense of Smell and Associated Cognitive Decline in Parkinson's Disease

NCT01572142 ·Status: COMPLETED

Measures of Motor Impairment in Early Parkinson's Disease

NCT00291265 ·Status: COMPLETED

Attentional Performance in Parkinson Disease

NCT04428931 ·Status: WITHDRAWN

Relationship Between Symptoms, Retinal Morphology, and the Nigrostriatal Dopamine System in Parkinson's Disease

NCT02443779 ·Status: COMPLETED