137 "Healthy volunteers" clinical trials found.
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A Single Center Observational Study for the Characterization of Eye Movement Abnormalities Patients with Movement Disorders using the neuroClues Technology
Eye movements are frequently affected in individuals with different movement disorders, including Parkinson’s disease (PD), atypical Parkinsonism, but also cases of ataxia, myoclonus, and ...Phase N/A
Interventional
Accepts Healthy Volunteer
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Brain Effects of Lifetime Racial/Ethnic Discrimination on the LC-NE Function and the Risk for Alzheimer's Disease
The current biomarker classification system (i.e., the ATN model) may not fully account for racial disparity and can’t explain the increased prevalence in ...Phase N/A
Non-Interventional
Accepts Healthy Volunteer
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Technical Development Observational study for Microstructure MRI
Newly developed imaging protocols will conform to scanner safety requirements and any applicable FDA standards. The output of the scanning session will be in the ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Ferumoxytol-enhanced MRI of Cerebrovascular Diseases
The purpose of this research study is to assess new magnetic resonance imaging methods and a new contrast agent for the evaluation of cerebrovascular diseases ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Single-center observational longitudinal study to identify predictors of progression of joint damage after non-contact rupture of anterior cruciate ligament
Post-traumatic osteoarthritis (PTOA) is a common occurrence after anterior cruciate ligament (ACL) rupture independently of patient treatment, which indicates that early cellular and molecular changes ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Non-invasive neurosurgical planning with Random Matrix Theory MRI
The primary focus of this study will be to develop and validate an Radiofrequency (RF) coil-based multimodal Random Matrix Theory (RMT) denoising/reconstruction for brain ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Simultaneous Multinuclear Magnetic Resonance Fingerprinting for Data Fusion of Quantitative Structural and Metabolic Imaging
This proposal seeks to perform an observational study, for evaluating a new non-invasive imaging technique that will provide multi-parametric metabolic 3D maps of the living ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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IRON DEFICITS AND THEIR RELATIONSHIP WITH SYMPTOMS AND COGNITION IN PSYCHOTIC SPECTRUM DISORDERS
Psychotic Spectrum Disorders (PSD) are severe mental syndromes associated with significant lifelong impairment and high prevalence. In this proposal we aim to employ non-invasive imaging ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Site for Mechanistic registry to examine whether the corona virus disease 2019 (COVID-19) accelerates atherosclerotic plaque progression
The purpose of this study is to determine if coronary disease patients with a history of COVID-19 infection have more inflammation, resulting in faster development ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Unpacking the Importance of the Structural Injuries of MTBI
To find imaging biomarkers of injury associated with symptoms in patients with MTBI by discovering the relationship between structural alterations and clinical status including cognition.Phase N/A Non-Interventional
Accepts Healthy Volunteer
