Clinical trials: Angiogram
Transradial Access, Coronary Angiography
Distal Transradial Access for Percutaneous Coronary Intervention
Prospective randomized non-blinded study to determine degree of vessel trauma and adverse remodeling of the proximal forearm radial artery following distal radial artery access (dTRA) for cardiac catheterization compared to…
- Conditions
- Transradial Access, Coronary Angiography, Radial Artery Intimal Medial Thickness, Distal Radial Artery Access (dTRA)
- Trial name
- NCT04801901
- Testing
- dTRA, fTRA
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Inova Health Care Services
Radial Artery
Oximetry Guided Versus Traditional Rapid Deflation Technique for Achieving Hemostasis After Radial Procedures
After performing a radial angiography/percutaneous coronary intervention (CAG/PCI), the sheath is removed and a compression device is used to achieve hemostasis.
- Trial name
- ACCESS-III (NCT03626129)
- Testing
- Oximetry guided deflation
- Where
- Denmark
- Volunteers
- 3,600 people, healthy volunteers welcome
- Sponsor
- Aarhus University Hospital Skejby
Coronary Artery Disease, Peripheral Arterial Disease
VasoStat vs. TR Band for Radial Hemostasis
VasoStat vs. TR Band compression for Radial Artery Hemostasis Following Transradial Catheterization Without Prior Radial Artery Access
- Trial name
- NCT04163471
- Testing
- Radial artery mechanical compression for hemostasis
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Forge Medical
Coronary Artery Disease, Radial Artery Injury at Wrist and Hand Level
The Procedural Success and Complication Rate of the Left Distal Radial Approach
Left distal transradial approach (ldTRA) can be an attractive alternative route for left radial and right radial artery. Recently, Ferdinand Kiemeneij reported the feasibility and safety of the use of ldTRA.
- Trial name
- NCT03292367
- Testing
- ldTRA
- Where
- South Korea
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Wonju Severance Christian Hospital
Abdominal Aortic Aneurysm
Carbon Dioxide Guided Angiography in Endovascular Abdominal Aortic Aneurysm Repair
Endovascular aneurysm repair (EVAR) has lower short-term morbidity and mortality than open surgery. Intra-arterial contrast agents are an important component of successful EVAR as the tool of choice for preoperative evaluation of…
- Trial name
- NCT04444999
- Testing
- Carbon Dioxide Angiography
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Arteriosclerosis of Arterial Coronary Artery Bypass Graft
Long Term Follow-up of Open Versus Endoscopic Radial Artery Harvest With CT Angiography
The objectives of the study are two-fold: 1. To determine the mean 5 year patency rate of the radial artery graft (Open vs. Endoscopic) of patients who have already had CABG surgery and who previously participated in the centre's…
- Trial name
- NCT01559376
- Where
- 2 sites in Canada
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Cardiac
Spectral Precise Image Study for Coronary Artery
This is a single-center, comparative, observational, retrospective data study. Datasets from patients who underwent spectral coronary CT angiography (CCTA) for suspected coronary artery disease (CAD) or other diagnosis needs as…
- Trial name
- NCT07620457
- Testing
- Non-Interventional Study
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Philips Clinical & Medical Affairs Global
Contrast Enhancement on Cardiac CT
Comparison of Contrast Agents During CT Angiography
The purpose of this study is to compare the effects of a certain contrast agent (iodixanol) to two other commonly used contrast agents called Iopamidol (Isovue) and iohexol (Omnipaque), on heart and kidney safety in patients…
- Trial name
- Visipaque (NCT01534975)
- Testing
- contrast agent
- Where
- United States
- Volunteers
- 513 people, healthy volunteers welcome
- Sponsor
- Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Anxiety, Breathing Exercises
Effect of Breathing Exercises Before Coronary Angiography
This research was designed as a pre-test-post-test controlled group randomized controlled interventional study to determine the effect of breathing exercises applied to patients undergoing coronary angiography for the first time…
- Trial name
- EBECA (NCT06239181)
- Testing
- Breathing Exercises, no intervention/routine procedure
- Where
- Turkey (Türkiye)
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Maltepe University
Radial Angiography
Randomized Comparison of Sheaths for Radial Access
Coronary angiography (CAG) and possible angioplasty (Percutaneous Coronary Intervention = PCI) can be performed by access from the groin (a. femoralis), the wrist (a. radialis) or the elbow (a. brachialis).
- Trial name
- ACCESS-I (NCT02637843)
- Testing
- Slender Sheath
- Where
- Denmark
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Aarhus University Hospital Skejby
Deprivation Amblyopia
OCTA Analysis In Children After Lensectomy
The aim of this study is to quantify and compare the foveal avascular zone (FAZ), the parafoveal and foveal vessel density of superficial (SCP) and deep capillary plexus (DCP) and retinal thickness in deprivation amblyopic eyes…
- Trial name
- NCT04217772
- Testing
- Optical Coherence Tomography Angiography
- Where
- 2 sites in China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Wenzhou Medical University
Arteriosclerosis of Coronary Artery Bypass Graft, Coronary Artery Disease
Evaluation Using Computed Tomography Angiography (CTA) to Investigate and Detect Atherosclerotic Graft Disease (ELUCIDATE)
The purpose of clinical research is to look at the nature of disease and try to develop improved methods to diagnose and treat disease.The goal of this study is to evaluate the use of computed tomography (CT) scan of the heart in…
- Trial name
- ELUCIDATE) (NCT00580008)
- Where
- United States
- Volunteers
- 178 people, healthy volunteers welcome
- Sponsor
- Corewell Health East
Cardiovascular Diseases (CVD), Coronary Artery Disease
wCAR-Austria: A Women-Specific Score to Assess Cardiovascular Risk in Women Aged 40 to 65
The wCAR-Austria Study is a multicentre, prospective, interventional study evaluating a novel women-specific cardiovascular risk score (wCAR) in 800 women aged 40-65 years across Austria.
- Conditions
- Cardiovascular Diseases (CVD), Coronary Artery Disease, Atheroscleroses
- Trial name
- wCAR-Austria (NCT07849127)
- Testing
- Arm 1: wCAR-CARE - Precision Prevention (Arm A), Guideline-directed standard of care
- Where
- Austria
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Women's Heart Austria
Retinal Vein Occlusion, Vascular Occlusive Disease
Intravitreal Aflibercept for Macular Edema Due to Central Retinal Vein Occlusion
Central retinal vein occlusion (CRVO) is a common retinal vascular disorder, occurring when there is a blockage to the main blood vessel that transports blood away from the retina.
- Trial name
- INTRAMED-CRVO (NCT06416241)
- Testing
- EYLEA 2 MG in 0.05 ML Injection
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Athens
Multiple Sclerosis
Oct-A and Perimetry in Multiple Sclerosis
This study aims to assess retinal vascular density using OCT-A and correlate these parameters with visual field changes in MS patients with and without a history of ON
- Trial name
- MS (NCT07175324)
- Testing
- optical coherence tomography angiography, Visual Field Perimetry
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Assiut University
Pain, Anxiety
The Effect of Cold Spray Applied Before Local Anaesthesia
Coronary angiography is a reliable and valid method used in the diagnosis of Coronary Artery Disease (CAD). Coronary angiography is defined as the process of obtaining cineangiographic images by administering radio-opaque…
- Conditions
- Pain, Anxiety, Coronary Artery Disease
- Trial name
- EffectofCold (NCT06035237)
- Testing
- Cold Spray
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Ozkan Sir
Healthy
Dose-varied Evaluation of Ablavar-enhanced MR Angiography of the Central Veins of the Chest in Healthy Participants
The purpose of this study is to assess the image quality of Ablavar-enhanced MR angiography of the central veins of the chest, and to determine whether dose reduction can be performed while maintaining image quality.
- Trial name
- NCT01431300
- Testing
- gadofosveset
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Duke University
High Myopia, Choroid
Effect of Caffeine on Ocular Circulation in High Myopes
To investigate the effect of caffeine on ocular circulation by using Optical Coherence Tomography and Optical Coherence Tomography Angiography.
- Trial name
- NCT03294967
- Testing
- Caffeine, Vitamin E
- Where
- Hong Kong
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Headache, Migraine
The Diameter of the Middle Cerebral Artery Measured With Magnetic Resonance Angiography
To examine the ability of MRA to measure the effect of GTN on the intra-cranial vascular response during the GTN-induced headache in healthy volunteers.
- Conditions
- Headache, Migraine, MR-Angiography, Healthy Volunteers
- Trial name
- NCT00256802
- Testing
- MR-angiography, GTN
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Danish Headache Center
Renal Artery Stenosis, Kidney Diseases
Renal Artery Contrast-Free Trial
This study will compare the results of a clinically ordered abdominal CT angiography to a research non-contrast MR angiogram (MRA).
- Conditions
- Renal Artery Stenosis, Kidney Diseases, Hypertension
- Trial name
- REACT (NCT01576835)
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Central Coast Cardiovascular Research