Clinical trials: Perfusion Imaging
Physical Activity, Aging
Independent Walking for Brain Health
Physical activity interventions with older adults can improve brain health; however most interventions have been performed in gym-like settings that reach a small sector of the senior population.
- Trial name
- NCT03058146
- Testing
- Mobile Health Walking Condition, Healthy Aging Education Condition
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Cardiac Arrest
Microcirculatory Perfusion in Patients With Coma After Out-of-hospital Cardiac Arrest
The hypothesis is: In patients after an out of hospital cardiac arrest, treated with therapeutic hypothermia (33°C) will be found significantly more microcirculatory abnormalities, compared to the same group of patients treated…
- Trial name
- NCT01850485
- Testing
- microcirculation by SDF and NIRS, in 33 and 36 degrees
- Where
- Netherlands
- Volunteers
- 22 people
- Sponsor
- Frisius Medisch Centrum
Coronary Artery Disease (CAD)
An International Study to Evaluate Diagnostic Efficacy of Flurpiridaz (18F) Injection PET MPI in the Detection of Coronary Artery Disease (CAD)
This is a Phase 3, prospective, open-label, international, multicentre study of Flurpiridaz (18F) Injection for PET MPI in patients referred for ICA because of suspected CAD.
- Trial name
- NCT03354273
- Testing
- PET MPI, SPECT MPI, Pharmacological stress agents
- Where
- 53 sites in United States, Canada and 5 more
- Volunteers
- 730 people
- Sponsor
- GE Healthcare
Coronary Artery Disease
Stress CT Perfusion in Patients With Chest Pain
Our hypothesis is that quantitative 3D analysis of cardiac CT images obtained during vasodilator stress can accurately identify patients presenting at the emergency department with acute chest pain due to underlying…
- Trial name
- NCT01969916
- Testing
- Regadenoson
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of Chicago
Ischemic Stroke
POSITIVE Stroke Clinical Trial
Primary Endpoint: The primary objective is to show that AIS patients, ineligible for or refractory to treatment with IV-tPA, with appropriate image selection, treated with mechanical thrombectomy within 6-12 hours of symptom…
- Trial name
- NCT01852201
- Testing
- Endovascular Mechanical Thrombectomy
- Where
- 20 sites in United States
- Volunteers
- 33 people
- Sponsor
- Medical University of South Carolina
Heart Failure, Diastolic, Diastolic Heart Failure
Myocardial Perfusion, Oxidative Metabolism, and Fibrosis in HFpEF
Unlike heart failure with reduced ejection fraction (HFrEF) where several medicines and devices have been demonstrated to reduce mortality, no such therapies have been identified in HFpEF.
- Conditions
- Heart Failure, Diastolic, Diastolic Heart Failure, Hypertension
- Trial name
- HFpEF-PRoF (NCT02589977)
- Testing
- regadenoson
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Marvin W. Kronenberg, M.D.
Asthma, Atopy
Imaging Study of the Lungs During an Allergic Asthma Attack
Asthma is a disease of rapidly increasing incidence that already affects more than 17 million people in the United States alone.
- Trial name
- NCT01547286
- Testing
- Standardized Cat Allergen Extract and Standardized Dust Mite Allergen, Computed Tomography imaging, functional Positron Emission Tomography imaging, Nebulized methacholine inhalation
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Massachusetts General Hospital
Multiple Endocrine Neoplasia Type 1, Pancreatic Neuroendocrine Carcinoma
Ziv-Aflibercept in Treating and Computed Tomography Perfusion Imaging in Predicting Response in Patients With Pancreatic Neuroendocrine Tumors That Are Metastatic or Cannot Be Removed by Surgery
This phase II trial studies ziv-aflibercept in treating and perfusion computed tomography perfusion imaging in predicting response in patients with pancreatic neuroendocrine tumors that have spread to other parts of the body or…
- Trial name
- NCT02101918
- Testing
- Computed Tomography Perfusion Imaging, Laboratory Biomarker Analysis, Ziv-Aflibercept
- Where
- 3 sites in United States
- Volunteers
- 22 people
- Sponsor
- National Cancer Institute (NCI)
Ischemia
Efficacy of Ambrisentan in Limited Scleroderma Patients in Improving Blood Flow to Hands or Feet
The purpose of this study is to investigate the effectiveness of a drug called ambrisentan, approved by the FDA for use in pulmonary hypertension (a condition where there is increased pressure in the right side of the heart) in…
- Trial name
- ambrisentan (NCT01072669)
- Testing
- ambrisentan
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Soumya Chatterjee
Coronary Artery Disease
A Study of 123I-CMICE-013 Radiopharmaceutical in Healthy Volunteers
The need exists for alternatives to 99mTc based perfusion radiotracers for cardiac patient management. An alternative radiotracer, I123-CMICE-013, has been developed at the Canadian Molecular Imaging Center of Excellence (C-MICE)…
- Trial name
- CMICE (NCT01558362)
- Testing
- 123I-CMICE-013
- Where
- Canada
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Ottawa Heart Institute Research Corporation
Coronary Artery Disease, Chest Pain
Effects of Heart Imaging Radiation on DNA Double-Stranded Breaks in Blood Lymphocytes and Hair Follicle Cells
Purpose 1. To investigate the effects of cardiac imaging radiation on the induction of DNA double-strand breaks by enumerating gamma-H2AX foci in blood lymphocytes and plucked hair follicle cells. 2.
- Trial name
- NCT02617888
- Testing
- CCTA ~ BREAST SHIELDS
- Volunteers
- 228 people
- Sponsor
- Walter Reed National Military Medical Center
Heart Failure, Nonischemic Dilated Cardiomyopathy
Effect of Aldosterone on Energy Starvation in Heart Failure
We plan to study the concept of "energy starvation" in heart failure by evaluation of patients with nonischemic dilated cardiomyopathy (NIDCM) (heart failure with reduced heart pump function due to causes other than heart…
- Trial name
- NCT00574119
- Testing
- spironolactone
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Vanderbilt University
Coronary Artery Disease (CAD)
A Study of Regadenoson in Subjects Undergoing Stress Myocardial Perfusion Imaging (MPI) Using Multidetector Computed Tomography (MDCT) Compared to Single Photon Emission Computed Tomography (SPECT)
The purpose of this study is to compare Multidetector Computed Tomography (MDCT) and Single Photon Emission Computed Tomography (SPECT) stress myocardial perfusion imaging (MPI) with regadenoson in order to detect the presence or…
- Trial name
- NCT01334918
- Testing
- regadenoson, technetium Tc99m sestamibi /technetium Tc99m tetrafosmin, Contrast
- Where
- 11 sites in United States
- Volunteers
- 124 people
- Sponsor
- Astellas Pharma Inc
Patients Being Assessed With Nuclear Stress Testing of the Heart Using the Stress Agent Regadenoson, Lexiscan
Study With Aminophylline to Attenuate of the Side Effects of Regadenoson
The routine administration of 75 mg of intravenous aminophylline following regadenoson (Lexiscan®), a commonly used medication for nuclear stress testing of the heart, can reduce the gastrointestinal (diarrhea and stomach upset)…
- Trial name
- ASSUAGE (NCT01250496)
- Testing
- Aminophylline
- Where
- United States
- Volunteers
- 248 people
- Sponsor
- Rush University Medical Center
Pulmonary Embolism
Compare Technegas Ventilation-Perfusion SPECT and Xenon Ventilation-Perfusion Planar Imaging for Pulmonary Embolism
Phase 3 within-subject trial of Technegas V/Q SPECT and Tc-99m macro-aggregated albumin (MAA) imaging compared to Xenon-133 V/Q planar and Tc-99m macroaggregate of albumin (MAA) imaging for the diagnosis of Pulmonary Embolism…
- Trial name
- NCT01458639
- Testing
- Technegas V SPECT imaging, Xenon-133 Ventilation Planar imaging
- Where
- 2 sites in United States
- Volunteers
- 18 people
- Sponsor
- Cyclomedica Australia PTY Limited
Myocardial Ischemia
Absolute Quantification of Coronary Flow Reserve by Stress Perfusion MRI
Coronary artery disease (CAD, coronary heart disease) is the leading cause of death in the U.S., causing 1 in 5 deaths in 2005. The current method for diagnosing coronary artery disease that is considered most accurate is…
- Trial name
- NCT01655043
- Testing
- Regadenoson, gadofoveset trisodium
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Northwestern University
Coronary Artery Disease, Myocardial Perfusion Abnormalities
Regadenoson R-T Perfusion Imaging Trial
To exam the feasibility and accuracy of Regadenoson real time perfusion (RTPE) Imaging during vasodilator stress with Regadenoson for detection of significant coronary artery disease (CAD) in patients scheduled to undergo…
- Trial name
- NCT00837369
- Testing
- Regadenoson
- Where
- 2 sites in United States
- Volunteers
- 100 people
- Sponsor
- University of Nebraska
Coronary Artery Disease
The MATCH Investigation: CT Myocardial Perfusion and CT-FFR vs PET MPI
The overall goal of this project is to compare the absolute quantification of myocardial perfusion done by using CT myocardial perfusion imaging (CT-MPI) and the coronary flow measured by using CT Fractional Flow Reserve analysis…
- Trial name
- NCT04316676
- Testing
- PET-MPI Protocol, CT-MPI, Coronary CT angiography (CCTA) for CT-FFR calculation
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Emory University
Coronary Artery Disease, CAD
Artifact-Free High-Resolution Myocardial Perfusion MRI in Subjects With Abnormal Nuclear Myocardial Perfusion Studies
This is a pilot study in a patient population with suspected coronary artery disease (CAD) as defined by the presence of a prior abnormal nuclear (PET/SPECT) myocardial perfusion scan.
- Trial name
- NCT01949844
- Testing
- regadenoson, Optimark®, Myocardial perfusion MRI
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- Daniel S. Berman
Coronary Artery Disease (CAD)
Caffeine's Effect on Regadenoson Administration With Single Photon Emission Computed Tomography (SPECT) Myocardial Perfusion Imaging (MPI)
Observe whether the administration of caffeine prior to regadenoson will affect the interpretation of test results in subjects with coronary artery disease (CAD) undergoing SPECT MPI
- Trial name
- NCT00826280
- Testing
- regadenoson, overencapsulated caffeine, technetium
- Where
- 25 sites in United States
- Volunteers
- 347 people
- Sponsor
- Astellas Pharma Inc