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ClinicalTrials.gov public records Last synced Oct 22, 2026, 6:23 PM EDT

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Showing 601–624 of 1,450 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Contrast Clear all
Completed No phase listed Observational Accepts healthy volunteers

Atlas of Retinal Imaging in Alzheimer's Study

NCT03862222
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Mild Dementia, Aging, Cognitive Change
Interventions
Retinal Imaging, Pupillometry, Contrast Sensitivity, Neuropsychological Evaluation, APOE genotyping, blood draw, Gait Assessment, Actigraphy
Other · Diagnostic Test · Genetic
Lead sponsor
University of Rhode Island
Other
Eligibility
55 Years to 80 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
4
States / cities
Clearwater, Florida • St. Petersburg, Florida • Kingston, Rhode Island + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Acquiring Consensus for Contrast Echocardiography System Settings - ACCESS Study

NCT00669851
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
AI-700
Drug
Lead sponsor
Acusphere
Industry
Eligibility
18 Years to 80 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Watertown, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 1, 2008 · Synced Oct 22, 2026, 6:23 PM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers

Effects of Nicotine-Free Hookah Smoking on Blood Flow to the Heart, Muscle and Skin

NCT02310373
View directory record Official record
Conditions
Nicotine-free Hookah Smoking
Interventions
Nicotine free hookah smoking
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 39 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2020 · Synced Oct 22, 2026, 6:23 PM EDT
Terminated Not applicable Interventional

Non-invasive Imaging of GI Inflammation Using Microbubble Contrast Enhanced Ultrasonography

NCT00591669
View directory record Official record
Conditions
Inflammatory Bowel Disease
Interventions
Definity
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 26, 2011 · Synced Oct 22, 2026, 6:23 PM EDT
Recruiting Phase 4 Interventional

Use of Hyperpolarized 129Xe MR Lung Imaging in Infants

NCT04995562
View directory record Official record
Conditions
Lungs; Developmental Disorder
Interventions
129Xe
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 6 Months
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Phase 3 Interventional Results available

Effect of Evolocumab on Coronary Atherosclerosis

NCT03689946
View directory record Official record
Conditions
Cardiovascular Disease, Hyperlipidemia
Interventions
Evolocumab, 18F-NaF PET, CCTA, Omnipaque, Metoprolol, Nitroglycerin
Drug · Diagnostic Test
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Oct 22, 2026, 6:23 PM EDT
Terminated Phase 4 Interventional Results available

Evaluation of Gadoterate in Patients With Renal Dysfunction

NCT02382380
View directory record Official record
Conditions
Renal Dysfunction
Interventions
Gadoterate, No Gadoterate
Drug · Other
Lead sponsor
Loyola University
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 13, 2025 · Synced Oct 22, 2026, 6:23 PM EDT
Recruiting Not applicable Interventional

HIV Treatment Adherence Dose Determination Trial

NCT04577313
View directory record Official record
Conditions
HIV Infections
Interventions
Behavioral Self-Regulation Adherence Counseling
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
2
States / cities
Storrs, Connecticut • Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 29, 2025 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Not applicable Interventional

Magnetic Resonance Imaging to Locate and Characterize Prostate Cancer

NCT00082147
View directory record Official record
Conditions
Prostate Cancer
Interventions
Biopsy
Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 90 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 13, 2018 · Synced Oct 22, 2026, 6:23 PM EDT
Terminated Not applicable Interventional

Contrast Enhanced Ultrasound vs. Computed Tomographic Angiography in the Detection of Endoleaks Following AAA Repair

NCT01230684
View directory record Official record
Conditions
Endograft Implantation to Repair Abdominal Aortic Aneurysm
Interventions
Contrast Enhanced Ultrasound (Contrast Agent: OptisonTM)
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 26, 2017 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Feasibility of Short Breast MRI (SBMRI) for Screening Patients at High Risk for Breast Cancer

NCT02590458
View directory record Official record
Conditions
Breast Cancer
Interventions
Short Breast MRI (SBMRI), Questionnaire
Procedure · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 1, 2020 · Synced Oct 22, 2026, 6:23 PM EDT
Completed No phase listed Observational Results available

Renal Retention of Microbubbles

NCT01647464
View directory record Official record
Conditions
- Study Focus: Renal Retention of Lipid Microbubbles
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 28, 2016 · Synced Oct 22, 2026, 6:23 PM EDT
Terminated Early Phase 1 Interventional

Comparison of CE-DBT and MRI in Patients With Known Breast Lesions

NCT05754749
View directory record Official record
Conditions
Breast Cancer
Interventions
Iohexol 350 Mg/mL Injectable Solution
Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Not applicable Interventional

Study of Peer Relationships at School

NCT01011764
View directory record Official record
Conditions
Autism
Interventions
SKILLS vs ENGAGE
Behavioral
Lead sponsor
Health Resources and Services Administration (HRSA)
Federal
Eligibility
7 Years to 12 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
5
States / cities
Los Angeles, California • Tallahassee, Florida • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2012 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Technical Development of up to 7T Magnetic Field Strength

NCT02666638
View directory record Official record
Conditions
Healthy
Interventions
Control Volunteers, Clinical Volunteers
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 1, 2022 · Synced Oct 22, 2026, 6:23 PM EDT
Terminated Phase 2 Interventional Results available

Results of Tc99m-Maraciclatide Scintigraphy in Subjects With Diabetes Mellitus and Heart Failure With Preserved Left Ventricular Ejection Fraction

NCT01440517
View directory record Official record
Conditions
Diabetes Mellitus, Heart Failure
Interventions
Tc99m-Maraciclatide
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years to 80 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 4, 2014 · Synced Oct 22, 2026, 6:23 PM EDT
Terminated Early Phase 1 Interventional

19F MRI of Ventilation in Subjects With Cystic Fibrosis Undergoing Treatment for Pulmonary Exacerbation

NCT03497117
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Lung Clearance Index, MRI with PFP
Device · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 9, 2020 · Synced Oct 22, 2026, 6:23 PM EDT
Completed No phase listed Observational

Evaluation of a New Oral Contrast Agent for MR Enterography in the Assessment of Crohn Disease in the Small Bowel

NCT00587210
View directory record Official record
Conditions
Crohn Disease
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 22, 2016 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Phase 2 Interventional Results available

Absolute Quantification of Coronary Flow Reserve by Stress Perfusion MRI

NCT01655043
View directory record Official record
Conditions
Myocardial Ischemia
Interventions
Regadenoson, gadofoveset trisodium
Drug
Lead sponsor
Northwestern University
Other
Eligibility
19 Years to 89 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 22, 2026, 6:23 PM EDT
Completed No phase listed Observational

Molecular Imaging for Detection of Cervical Intraepithelial Neoplasia

NCT00511615
View directory record Official record
Conditions
Cervical Cancer
Interventions
Loop Electrosurgical Excision Procedure (LEEP)
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
3
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Oct 22, 2026, 6:23 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Assessing Deformable Image Registration in the Lung Using Hyperpolarized-gas MRI

NCT02995590
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Hyperpolarized He3
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 64 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 4, 2020 · Synced Oct 22, 2026, 6:23 PM EDT
Completed No phase listed Observational

Objective Brain Function Assessment of mTBI/Concussion in College Athletes

NCT02477943
View directory record Official record
Conditions
Brain Injuries, Traumatic, Concussion, Mild, Concussion, Brain, Concussion, Intermediate, Concussion, Severe
Interventions
BrainScope Ahead 200iD, Advanced MRI Neuroimaging
Device
Lead sponsor
BrainScope Company, Inc.
Industry
Eligibility
18 Years to 25 Years
Enrollment
520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
11
States / cities
Fayetteville, Arkansas • Storrs, Connecticut • Tampa, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated May 23, 2019 · Synced Oct 22, 2026, 6:23 PM EDT
Completed Not applicable Interventional

Identification of Adverse Plaque Characteristics by Coronary MR Angiography

NCT01986868
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Coronary MR Angiography (CMRA)
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Oct 22, 2026, 6:23 PM EDT
Completed No phase listed Observational

Evaluation of the Risk of Nephrogenic Systemic Fibrosis (NSF) in Patients With Chronic Kidney Disease Without Exposure to Gadolinium Based Contrast Agents (GBCA)

NCT00773409
View directory record Official record
Conditions
Renal Insufficiency
Interventions
Not listed
Lead sponsor
Bracco Diagnostics, Inc
Industry
Eligibility
Not listed
Enrollment
405 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 18, 2012 · Synced Oct 22, 2026, 6:23 PM EDT