Clinical trials: Coronary Angiography
Chronic Coronary Syndrome, Coronary Artery Disease
Feasibility of a Deep Learning-based Algorithm for Non-invasive Assessment of Vulnerable Coronary Plaque
The primary objective of this study is to assess the accuracy in terms of sensitivity, specificity, negative and positive predicted values of the DL-based algorithm with respect to correct identification of the plaque and…
- Conditions
- Chronic Coronary Syndrome, Coronary Artery Disease, Stable Angina, Acute Coronary Syndrome
- Trial name
- FOCUS DL (NCT06186336)
- Testing
- Deep Learning-based Vulnerable Plaque Detection and Assessment Tool
- Where
- Italy
- Volunteers
- 200 people
- Sponsor
- GE Healthcare
Coronary Disease
Prospective Randomized Trial On RadiaTion Dose Estimates Of CT AngIOgraphy In PatieNts Scanned With A Sequential Scan Protocol
The objective of this study is to compare radiation dose of a standard spiral scan with the a new sequential scan protocol. We hypothesize that the sequential scan protocol is associated with a reduction in dose estimates of at…
- Trial name
- PROTECTION-III (NCT00612092)
- Testing
- Spiral image acquisition, sequential image acquisition
- Where
- Germany
- Volunteers
- 400 people
- Sponsor
- Deutsches Herzzentrum Muenchen
Coronary Artery Disease
Non-invasive Point-of-care Diagnosis Using Machine Learning and Signal Analytics to Transform Early Detection of Heart Disease
This study is designed as a repository study to collect resting cardiac phase signals and subject meta data from eligible subjects using the Phase Signal Recorder (PSR) prior to coronary angiography.
- Trial name
- IDENTIFY (NCT03864081)
- Testing
- Phase Signal Recorder
- Where
- United States
- Volunteers
- 2,500 people
- Sponsor
- Analytics For Life
Aortic Valve Stenosis
Non-Contrast Magnetic Resonance Angiography Assessment of Patients Referred for Transcatheter Aortic Valve Implantation
The overall objective of this proposal is to examine the feasibility and accuracy of non-contrast magnetic resonance angiography (MRA) to comprehensively evaluate individuals referred for transcatheter aortic valve implantation…
- Trial name
- NCT02007967
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- University of Michigan
Coronary Artery Disease
Comparison of the HyperQ Versus Conventional Electrocardiogram (ECG) to Detect Ischemia
The purpose of the investigation is to verify the efficiency of the HyperQ™ system in detecting exercise induced ischemia, with higher specificity and sensitivity than conventional ECG Stress testing.
- Trial name
- NCT00917800
- Where
- Germany
- Volunteers
- 200 people
- Sponsor
- West German Heart Center Essen
Radiation Exposure, Vascular Access Complication
Randomized Comparison of Radiation Exposure in Coronary Angiography Between Right Conventional and Left Distal Radial Artery Approach
Randomized comparison of radiation exposure in coronary angiography between right conventional and left distal radial artery approach
- Conditions
- Radiation Exposure, Vascular Access Complication, Radial Artery Injury
- Trial name
- DOSE (NCT04023838)
- Testing
- artery puncture and coronary angiography
- Volunteers
- 100 people
- Sponsor
- Chonnam National University Hospital
Slow Coronary Flow, Normal, or Near Normal Coronary Angiography
Effects of Nicorandil on Angina Symptoms in Patients With Coronary Slow Flow
Slow coronary flow is an angiographically diagnosed phenomenon defined as delayed opacification of epicardial arteries in the absence of significant arterial narrowing and blockade.
- Conditions
- Slow Coronary Flow, Normal, or Near Normal Coronary Angiography, Stable Angina
- Trial name
- NCT02254252
- Testing
- Nicorandil, Nitroglycerin
- Volunteers
- 54 people
- Sponsor
- Mashhad University of Medical Sciences
Acute Kidney Injury, IHD
The Effect of Spironolactone on Acute Kidney Injury in Patients Undergoing Coronary Angiography
an interventional study to measure the possible effects of spironolactone ( an aldosterone antagonist) on the incidence of acute kidney injury after coronary angiography
- Conditions
- Acute Kidney Injury, IHD, Contrast-induced Nephropathy
- Trial name
- NCT03329443
- Testing
- Spironolactone
- Where
- Iraq
- Volunteers
- 490 people
- Sponsor
- Alhasan Mujtaba Abdul-Wahid
Acute Coronary Syndrome
Safety and Tolerability of Sodium Thiosulfate in Patients With an ACS Undergoing CAG Via Trans-radial Approach.
The purpose of this trial is to evaluate the safety and maximum tolerable dose (MTD) of sodium thiosulfate in patients presenting with an acute coronary syndrome and treated with primary percutaneous coronary intervention (PPCI)…
- Trial name
- SAFE-ACS (NCT03017963)
- Testing
- Sodium Thiosulfate Pentahydrate
- Where
- Netherlands
- Volunteers
- 18 people
- Sponsor
- University Medical Center Groningen
Complications Due to Coronary Artery Bypass Graft, Graft Failure
Patency-Coronary Trial
Heart bypass surgery is used to increase blood flow to the heart. This surgery is usually done using a heart-lung machine (on-pump surgery) allowing the surgeon to perform the procedure on a still heart.
- Trial name
- PATENCY (NCT01414049)
- Testing
- On-pump CABG, Off-pump CABG
- Where
- 3 sites in Canada
- Volunteers
- 1,200 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Coronary Artery Disease
A Low-dose Radiation and Contrast Agent Exposure Protocol for Coronary CTA in Diabetic Patients
To assess diagnostic accuracy,image quality and renal safety of a double low-dose coronary CTA protocol at coronary artery evaluation in patients with diabetes by using invasive coronary angiography(ICA) as the reference method…
- Trial name
- NCT04342455
- Testing
- double-low scanning
- Where
- China
- Volunteers
- 400 people
- Sponsor
- First Affiliated Hospital Xi'an Jiaotong 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
Homozygous Familial Hypercholesterolemia (HoFH), Coronary Computed Tomography Angiography
Assessing the Impact of Intensification of Lipid Lowering Therapy With Guidelines-based Evinacumab Administration on Coronary Plaque Volumes Measured by Coronary Computed Tomography Angiography (CCTA) in Patients With Homozygous Familial Hypercholesterolemia (HoFH)
This observational, multicenter, retrospective and prospective study aims to evaluate the impact of intensified lipid-lowering therapy including Evinacumab on coronary atherosclerotic plaque burden in patients with Homozygous…
- Trial name
- EVOLVE-HoFH (NCT07447648)
- Where
- 13 sites in France, Italy and 2 more
- Volunteers
- 52 people
- Sponsor
- Fondazione SISA (Societa Italiana per lo Studio della Arteriosclerosi)
Valvular Disease, Coronary Stenosis
The Scanner in the Coronary Evaluation
Conventional coronary angiography is the recommended procedure in detection of coronary stenosis in patients with heart valve disease referred for surgery.The aim of this prospective study is to assess diagnostic accuracy of…
- Trial name
- NCT00484380
- Testing
- Coronary scanner
- Where
- France
- Volunteers
- 66 people
- Sponsor
- French Cardiology Society
Venous Thromboembolism (VTE), Chronic Thromboembolic Pulmonary Hypertension
Pulmonary Embolism Registry From Short-Term Emergency to Long-Term Follow-Up and Surveillance
PERSEUS is an academic, investigator-initiated, multicenter observational registry of adults with acute pulmonary embolism (PE), promoted by Azienda Ospedaliero-Universitaria Careggi (Florence, Italy).
- Conditions
- Venous Thromboembolism (VTE), Chronic Thromboembolic Pulmonary Hypertension, Right Ventricular Dysfunction, Pulmonary Embolism (PE)
- Trial name
- PERSEUS (NCT07855679)
- Testing
- Routine clinical care (no study intervention)
- Where
- 16 sites in Italy, Poland and 1 more
- Volunteers
- 5,000 people
- Sponsor
- Azienda Ospedaliero-Universitaria Careggi
Coronary Stenosis, Hemodynamics
Diagnostic Accuracy of CCTA-derived Versus AngiogRaphy-dErived QuantitativE Flow Ratio (CAREER) Study
To perform CT-QFR, invasive coronary angiography, FFR, and QFR tests on patients with moderate coronary stenosis after coronary CTA examination.
- Conditions
- Coronary Stenosis, Hemodynamics, Coronary Artery Disease, Coronary Computed Tomography Angiography
- Trial name
- CAREER (NCT04665817)
- Testing
- CT-QFR, QFR, FFR
- Where
- China
- Volunteers
- 216 people
- Sponsor
- Fudan University
Coronary Artery Disease
Comparison of Cardiac Imaging Techniques for Diagnosing Coronary Artery Disease
A large number of cardiac catheterizations are performed each year, primarily to diagnose heart disease. However, a cardiac catheterization is an invasive procedure which is associated with serious complications such as heart…
- Trial name
- PACIFIC (NCT01521468)
- Where
- Netherlands
- Volunteers
- 210 people
- Sponsor
- Amsterdam UMC, location VUmc
Coronary Vessels, Endothelins
Endothelin-Receptor Blockade in Coronary Heart Disease
Endothelin is a hormon that causes acute and chronic narrowing of heart vessels. The purpose of this study is to assess whether suppression of this activity by using two types of receptor antagonists can reduce this effect and…
- Conditions
- Coronary Vessels, Endothelins, Vascular Resistance
- Trial name
- NCT00427232
- Testing
- BQ-123 and BQ-788
- Where
- Austria
- Volunteers
- 26 people
- Sponsor
- Medical University of Vienna
Coronary Artery Disease
Influenza Vaccination in Prevention From Acute Coronary Events in Coronary Artery Disease - FLUCAD Study
Background: Influenza vaccination is recommended in patients (pts) with cardiovascular disease, however there is a shortage of clinical studies proving its protective effect on clinical course of coronary artery disease (CAD).
- Trial name
- NCT00371098
- Testing
- Influenza vaccination: Influvac (SolvayPharma)
- Where
- Poland
- Volunteers
- 658 people
- Sponsor
- National Institute of Cardiology, Warsaw, Poland
Myocardial Infarction (MI), Heart Failure
Timing of Coronary Angiography in NSTEMI Complicated by Acute HF
Study objectives: To determine the optimal timing of coronary angiography (CAG) in patients with non-ST-segment elevation myocardial infarction (NSTEMI) complicated by acute decompensated heart failure (AHF).
- Trial name
- TIMING-AHF (NCT07002164)
- Testing
- Immediate coronary angiography, Delayed coronary angiography
- Where
- 20 sites in South Korea
- Volunteers
- 780 people
- Sponsor
- Chonnam National University Hospital
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