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Clinical Research Directory

Browse clinical research sites, groups, and studies.

3 clinical studies listed.

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Parkinsonian Syndromes

Tundra lists 3 Parkinsonian Syndromes clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.

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ENROLLING BY INVITATION

NCT07698236

Temporal Interference Noninvasive Deep Brain Stimulation for Idiopathic Parkinson's Disease and Parkinsonian Syndromes: Effects and Target Exploration

This study aims to explore the therapeutic effects of noninvasive deep brain electrical stimulation using temporal interference principles (Temporal Interference Stimulation, TIS) on both motor and non-motor symptoms in patients with idiopathic Parkinson's disease and Parkinsonian syndromes, and to investigate strategies for optimal stimulation target selection. A prospective, single-center, double-blind, randomized, crossover design will be implemented. Participants will be recruited from outpatient and inpatient departments of Ruijin Hospital, Shanghai Jiao Tong University School of Medicine. The primary hypothesis is that TIS will significantly improve motor symptoms in patients with Parkinson's disease and Parkinsonian syndromes. The primary outcome measure will be the change in the MDS-UPDRS Part III score from baseline to post-stimulation. This study is expected to provide direct evidence supporting the clinical application and target selection strategies of noninvasive deep brain stimulation for the treatment of Parkinson's disease and Parkinsonian syndromes.

Gender: All

Ages: 40 Years - 80 Years

Updated: 2026-07-13

Parkinson's Disease
Parkinsonian Syndromes
ENROLLING BY INVITATION

NCT07542158

Ultralow Dose PET Imaging of 18F-FDOPA

The goal of this clinical trial is to evaluate an investigational ultralow dose PET imaging technique for Parkinsonian syndromes, neuroendocrine tumors, and gliomas detection and monitoring. The main question it aims to answer is: Can the investigators optimize the timing, scan duration, and image reconstruction to reduce the radiation dose 10-100 fold of the current clinical standard? Participants will be injected with a radioactive tracer called 18F-FDOPA and be imaged on a new type of high sensitivity PET scanner for up to 3 hours.

Gender: All

Ages: 18 Years - 120 Years

Updated: 2026-04-21

1 state

Heathy Volunteer
Parkinsonian Syndromes
Neuroendocrine (NE) Tumors
+1
RECRUITING

NCT06161636

Contribution of the Kinematic Theory in the Early Differential Diagnosis of the Parkinson's Disease

The working hypotheses are as follows: #1 The processing of performance signals by automated lognormal segmentation and the extraction of the parameters of interest will make it possible to distinguish groups of patients from healthy elderly subjects. #2 The three instrumental approaches will not have the same degree of reliability as a predictive biomarker of clinical diagnosis established by consensus.

Gender: All

Ages: 50 Years - 75 Years

Updated: 2025-02-14

1 state

Parkinson Disease
Healthy
Parkinsonian Syndromes