Clinical trials: Cardiac Imaging
Obstructive Sleep Apnea, Chronic Obstructive Pulmonary Disease
Right Ventricular Hemodynamics Using Cardiac MRI in Patients COPD and OSA
The coexistence of chronic obstructive pulmonary disease (COPD) and obstructive sleep apnea (OSA) in the same patient has been termed overlap syndrome, affecting 1% of the U.S.
- Conditions
- Obstructive Sleep Apnea, Chronic Obstructive Pulmonary Disease, Overlap Syndrome
- Trial name
- NCT02244957
- Testing
- Bi-level positive airway pressure (BPAP), Nocturnal oxygen
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- University of California, San Diego
ICD, Tachycardia
A Post-market Clinical Evaluation of St. Jude Medical™ MR Conditional ICD System on Patients Undergoing Magnetic Resonance Imaging
To assess the clinical performance of the St. Jude Medical™ MR Conditional ICD System in patients undergoing an elective thoracic MRI scan.
- Trial name
- ASIA MRI ICD (NCT02877693)
- Testing
- Thoracic MRI Scan
- Where
- 20 sites in India, Malaysia and 1 more
- Volunteers
- 205 people
- Sponsor
- Abbott Medical Devices
Coronary Artery Disease, Carotid Artery Diseases
Evaluate Carotid Artery Plaque Composition by Magnetic Resonance Imaging in People Receiving Cholesterol Medication
Atherosclerosis is a condition that occurs when fatty deposits build up along the inner walls of arteries. This study will examine the effectiveness of a combination of cholesterol-lowering medications at decreasing the fat…
- Conditions
- Coronary Artery Disease, Carotid Artery Diseases, Atherosclerosis
- Trial name
- CPC (NCT00715273)
- Testing
- Atorvastatin, Niacin, Colesevelam
- Where
- 4 sites in United States
- Volunteers
- 217 people
- Sponsor
- University of Washington
Myocardial Lipid
Myocardial Lipid and Creatine of Heart Failure on MRS
The objective of this 3-year project is to develop myocardial MRS, in particular lipid (triglyceride) and creatine resonances, as imaging biomarkers for patients with heart failure (HF).
- Trial name
- NCT02378402
- Testing
- Proton (1H-) magnetic resonance (MR) spectroscopy
- Where
- Taiwan
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
ST-segment Elevation Myocardial Infarction
Distal Protection Device in ST-elevation Myocardial Infarction (STEMI)
The investigators examined the mechanism underlying the lack of benefit from distal protection and thrombus aspiration (DP-TA) in 126 patients with ST-elevation Myocardial Infarction (STEMI) in a prospective, randomized trial.
- Trial name
- NCT01384019
- Testing
- distal protection and thrombus aspiration (The GuardWire Plus (Medtronic Inc.)), c-PCI
- Where
- South Korea
- Volunteers
- 126 people
- Sponsor
- Seoul National University Bundang Hospital
Stress Induced Cardiomyopathy
Pathogenesis of Stress-Induced Cardiomyopathy by I-123 MIBG
Objective: The objective of this pilot study is to characterize the cardiac uptake patterns of I-123 mIBG in stress-induced (Takotsubo's) cardiomyopathy.
- Trial name
- NCT01432626
- Testing
- I-123 radiolabeled metaiodobenzylguanidine cardiac imaging
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- University of Pittsburgh
Atherosclerosis, Hypercholesterolemia
Randomized Trial of Imaging Versus Risk Factor-Based Therapy for Plaque Regression
Background: Atherosclerosis (thickening of the artery walls caused by cholesterol and other deposits) commonly occurs in the heart vessels and carotid (neck) arteries of adults.
- Trial name
- NCT01212900
- Testing
- Statins, HMG CoA
- Where
- United States
- Volunteers
- 230 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Pulmonary Vascular Disease
Non-Invasive Diagnosis of Pulmonary Vascular Disease Using Inhaled 129Xe Magnetic Resonance Imaging
This study seeks to deploy several forms of 129Xe MRI contrast as well as emerging conventional proton MRI technqiues for imaging lung structure and perfusion.
- Trial name
- XenonMRI (NCT03078192)
- Testing
- GE-141, Hyperpolarized 129Xenon gas, MRI
- Where
- United States
- Volunteers
- 62 people
- Sponsor
- Bastiaan Driehuys
Ischemia
Accuracy of an Echo-Stress Protocol Using Regadenoson With Speckle Tracking
The goal of this clinical research study is to compare regadenoson nuclear stress testing with echocardiography strain measurements (an ultrasound imaging method that measures hearts function) in detecting coronary artery disease.
- Trial name
- NCT02130453
- Testing
- Regadenoson
- Where
- United States
- Volunteers
- 161 people
- Sponsor
- M.D. Anderson Cancer Center
Chest Pain
PROspective Multicenter Imaging Study for Evaluation of Chest Pain
A prospective multicenter imaging study for evaluation of chest pain. Objective is to determine whether an initial non-invasive anatomic imaging strategy with coronary CT angiography (CTA) will improve clinical outcomes in…
- Trial name
- PROMISE (NCT01174550)
- Testing
- Coronary Angiography, Stress Echocardiogram, Nuclear Stress Test
- Where
- United States
- Volunteers
- 10,003 people
- Sponsor
- Duke University
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
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