Clinical trials: Angiogram
Coronary Artery Disease, Chronic Total Occlusions
Prognostic Impact of Chronic Total Occlusions
The purpose of this study is to determine the prognostic impact of the presence of chronic total occlusions (CTO) of the coronary arteries in patients undergoing coronary angiography and PCI.
- Trial name
- NCT02084888
- Where
- Sweden
- Volunteers
- 91,154 people
- Sponsor
- Sahlgrenska University Hospital
Non-ST Elevated Myocardial Infarction
Coronary CT Angiography in Non ST-elevation Myocardial Infarction
Non ST-elevation myocardial infarction (NSTEMI) represents 70-75% of all myocardial infarctions. Current guidelines recommend invasive angiography and this patient group represents a major burden on the invasive catheterization…
- Trial name
- CT-NSTEMI (NCT04537741)
- Testing
- Coronary CT angiography, Invasive coronary angiography
- Where
- 8 sites in Norway
- Volunteers
- 300 people
- Sponsor
- St. Olavs Hospital
Coronary Artery Disease, Radial Artery Injury
Comparison of Two Protocols for Deflation of Radial Band Following Coronary Procedures Via the Radial Artery
Coronary angiography is now mainly performed via the radial route rather than the femoral route. At the end of the procedure, the sheath is removed and a band is inflated to obtain hemostasis.
- Trial name
- SQUARE1 (NCT03380065)
- Testing
- Late deflation of TR band, Early deflation of TR band
- Where
- Oman
- Volunteers
- 200 people
- Sponsor
- Sultan Qaboos University
Chronic Stable Angina
Multi-slice CT Coronary Angiography in Patients With Stable Angina
early identification of vulnerable plaques by remodeling index prior to rupture and development of acute event is of considerable importance especially by a reliable non-invasive method as CT coronary angiography.
- Trial name
- NCT03963609
- Testing
- multisclice CT
- Volunteers
- 150 people
- Sponsor
- Benha University
Femoropopliteal Artery Disease
Comparison of Intravascular Ultrasound-Guided vs. Angiography-guided Angioplasty and Dual-antiplatelet v. Triple-antiplatelet Therapy for Outcomes of Drug-coated Balloon in the Treatment of Femoropopliteal Artery Disease (IVUS-DCB)
Prospective, randomized, controlled, multi-center study A total of 240 subjects with femoropopliteal artery disease will be included according to inclusion and exclusion criteria.
- Trial name
- NCT03517904
- Testing
- IVUS-guided angioplasty, Angiography-guided angioplasty
- Where
- South Korea
- Volunteers
- 237 people
- Sponsor
- Yonsei University
Intracranial Arterial Diseases
Rosuvastatin Treatment for Intracranial Arterial Stenosis Based on Magnetic Resonance Angiography
The purpose of this study is to investigate the effects of rosuvastatin treatment on degree of intracranial arterial stenosis.
- Trial name
- NCT02341794
- Testing
- Rosuvastatin
- Where
- Japan
- Volunteers
- 60 people
- Sponsor
- Tokyo Medical University
Coronary Artery Disease
Quantification of Myocardial Blood Flow Using Dynamic PET/CTA Fused Imagery
This observational prospective clinical study is to develop software tools to fuse coronary anatomy data obtained from CT coronary angiography with dynamic PET data to noninvasively measure absolute myocardial blood flow, flow…
- Trial name
- NCT04221594
- Testing
- Invasive Cardiac Catheterization (ICA), Coronary Computed Tomographic Angiogram (CCTA), Dynamic Cardiac Positron Emission Tomography (dPET)
- Where
- 6 sites in United States, South Korea
- Volunteers
- 68 people
- Sponsor
- Emory University
Acute Coronary Syndromes
Impact of Non-medicalized ECG Practices Initiated by SAMU in Dispatch Strategies
The performance of an ECG by non-medicalized prehospital teams (firefighters, first responders, paramedic ambulances) is developing across the territory to cope with the increasing demand (SAMU calls) for a service that cannot…
- Trial name
- ECG-PHNM (NCT07144059)
- Testing
- ECG by the SMUR after medical interrogation by the SAMU, ECG performed by a non-medical vector
- Volunteers
- 350 people
- Sponsor
- Centre Hospitalier Sud Francilien
Intervention, Transulnar
Safety and Feasibility of Transulnar Artery Approach for Coronary Angiography or Angioplasty
The transradial approach for coronary angiography and angioplasty is now widely used in catheterization laboratories worldwide, which had been shown as advantages over the conventional femoral and brachial approaches due to the…
- Conditions
- Intervention, Transulnar, Transradial
- Trial name
- NCT01979627
- Testing
- transulnar approach interventional procedure, transradial approach interventional procedure
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Fu Xianghua
Ischemic Heart Disease, Coronary Artery Disease
Coronary Computed Tomography Angiography For Optimized Invasive Coronary examInation
Coronary computed tomography angiography (CCTA) is a non-invasive method for visualization of the coronary arteries. The anatomical information obtained by CCTA, however, is rarely integrated into a subsequent coronary…
- Trial name
- CT-FOCI (NCT05218694)
- Testing
- CCTA guided focused coronary angiography examination.
- Where
- Denmark
- Volunteers
- 122 people
- Sponsor
- Aarhus University Hospital Skejby
Cardiovascular Disease
Olpasiran Trials of Cardiovascular Events and Lipoprotein(a) Reduction - Coronary Computed Tomography Angiography Trial
The primary objective of this trial is to evaluate the effect of olpasiran, compared to placebo, on non-calcified plaque (NCP) volume as measured by Coronary Computed Tomography Angiography (CCTA).
- Trial name
- OCEAN(a)-CCTA (NCT07293260)
- Testing
- Olpasiran
- Where
- 40 sites in United States, Australia and 9 more
- Volunteers
- 406 people
- Sponsor
- Amgen
The Horseshoe Kidney
Semi-automatic Measurement of Renal Volume at CT Angiography to Plan Repair of Aortic Aneurysms in Patients With Horseshoe Kidney.
The horseshoe kidney (HK) is a congenital anomaly in which the kidneys are fused in front of the anterior aortic wall in its most common form.
- Trial name
- NCT06749782
- Testing
- TC
- Where
- Italy
- Volunteers
- 5 people
- Sponsor
- IRCCS San Raffaele
Major Adverse Cardiovascular Events (MACE), Prevention
Serial Coronary CTA-based Plaque Progression Detection for Management of Coronary Heart Disease
The primary objective of this study is to evaluate whether a management strategy based on coronary computed tomography angiography (CCTA) for patients with non-obstructive coronary artery disease can improve the LDL-C target…
- Conditions
- Major Adverse Cardiovascular Events (MACE), Prevention, Coronary Artery Disease(CAD), CT Angiography
- Trial name
- SUCCESS (NCT06843005)
- Testing
- Coronary Computed Tomography Angiography, Current clinical guidelines
- Where
- China
- Volunteers
- 3,100 people
- Sponsor
- Zhang longjiang,MD
Microvascular Angina
The Value of Measuring Retinal Vascular Density by Optical Coherence Tomography-Angiography (OCT-A) in Patients With Microvascular Angina Confirmed by Myocardial Microcirculatory Resistance Index (MRI).
Microvascular angina is thought to affect around 112 million patients worldwide. However, this figure is underestimated due to the difficulty of making the diagnosis.
- Trial name
- EYE-NOCA (NCT06692751)
- Testing
- Blood sampling, Ophthalmological examination, angina severity questionnaire
- Where
- France
- Volunteers
- 52 people
- Sponsor
- Centre Hospitalier Universitaire Dijon
CKD, ACS (Acute Coronary Syndrome)
Early Coronary Angiography in Advanced Chronic Kidney Disease With Acute Coronary Syndrome
This is the retrospective study regarding the association of invasive coronary angiography and time to renal replacement therapy initiation and mortality in patients with chronic kidney disease stage 4-5 who develop acute…
- Conditions
- CKD, ACS (Acute Coronary Syndrome), Coronary Angiography (CAG)
- Trial name
- CAG in CKD-ACS (NCT07474441)
- Testing
- coronary angiography
- Volunteers
- 139 people
- Sponsor
- Chulalongkorn University
Aortic Aneurysm
Patient Specific Biomechanical Modeling of Abdominal Aortic Aneurysm to Improve Aortic Endovascular Repair
This project is aiming at the integration of a biomechanical computer program with a guidance code to simulate the endovascular repair (EVAR) procedure of abdominal aortic aneurysm (AAA).
- Trial name
- AAA2D3DIII (NCT03481075)
- Testing
- Biomechanical computer program
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Coronary Stenosis
Validation of a Predictive Model of Coronary Fractional Flow Reserve in Patients With Intermediate Coronary Stenosis
Coronary fraction flow reserve (FFR), the ratio of the mean coronary pressure distal to a coronary stenosis to the mean aortic pressure during maximal coronary blood flow (hyperemia), defines the hemodynamic significance of…
- Trial name
- FFRB (NCT03054324)
- Testing
- Fractional Flow Reserve
- Where
- 2 sites in Singapore
- Volunteers
- 132 people
- Sponsor
- National Heart Centre Singapore
Coronary Artery Disease
Conservative Versus Aggressive Revascularization in Patients With Intermediate Lesions Undergoing Percutaneous Coronary Intervention With Angiography Guidance Alone
The aim of this study was to compare conservative versus aggressive strategy in patients with intermediate lesions with angiography guidance alone.
- Trial name
- SMART-CASE (NCT00743899)
- Testing
- The aggressive group, The conservative group
- Where
- South Korea
- Volunteers
- 899 people
- Sponsor
- Samsung Medical Center
Coronary Arteriosclerosis
Radial Artery Versus Saphenous Vein Patency (RSVP) Study
The purpose of this study is to determine whether the radial artery (artery in the arm) or saphenous vein (vein in the leg), when used as bypass grafts for coronary artery bypass surgery, have a greater patency rate (degree of…
- Trial name
- RSVP (NCT00139399)
- Testing
- Coronary artery bypass graft (CABG) surgery
- Where
- United Kingdom
- Volunteers
- 142 people
- Sponsor
- Imperial College London
Retinal Vein Occlusion
Ultra-wide-field Fluorescein Angiography in Patients With Retinal Vein Occlusion
The changes of ischemic index and vascular leakage index, and the effect on macular edema and neovascularization in retinal vein occlusion by ultra-wide field fluorescence angiography (UWFA)
- Trial name
- UWFARVO (NCT04075695)
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Renmin Hospital of Wuhan University
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.