Clinical trials: Angiogram
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
Peripheral Artery Occlusion, Hemostasis
Comparison Study of Compression Devices Used in Transradial Coronary Angiography
The transradial route is used in 90% of the coronary angiograms performed at Oslo University Hospital (OUS), Ullevål. A compression device needs to be applied after the procedure to achieve hemostasis.
- Conditions
- Peripheral Artery Occlusion, Hemostasis, Injury of Radial Artery
- Trial name
- NCT02583854
- Testing
- RY-STOP hemostasis device, TR-Band, Terumo
- Where
- Norway
- Volunteers
- 499 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Coronary Artery Dissection, Spontaneous
Spontaneous Coronary Artery Dissection anaLysIs of the Brazilian Updated Registry
A retrospective and prospective registry will evaluate demographic and angiographic data in patients with spontaneous coronary artery dissection (SCAD) using medical records, invasive coronary angiography, intravascular imaging…
- Trial name
- SCALIBUR (NCT03398850)
- Where
- Brazil
- Volunteers
- 250 people
- Sponsor
- Hospital Israelita Albert Einstein
Coronary Artery Disease
Aortic Stiffness and Distensibility as Predictor to Severity of Coronary Artery Disease
Assess the relationship of Aortic root distensibility and stiffness with the extent of coronary artery disease as assessed by SYNTAX score compared to a matched cohort of patients with normal coronary angiography
- Trial name
- NCT03615963
- Testing
- echocardiography and coronary angiography
- Where
- Egypt
- Volunteers
- 150 people
- Sponsor
- Assiut University
Acute Kidney Injury
Remote Ischemic Preconditioning to Prevent Contrast Nephropathy
Contrast-medium induced nephropathy (CIN) is a frequent and devastating complication of coronary angiography, occurring in 10-50% of cases.
- Trial name
- RIPC-CIN (NCT02674451)
- Testing
- Remote ischemic preconditioning
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- Johns Hopkins University
Diagnostic Imaging
Magnevist Post-marketing Surveillance in Japan
This study is a regulatory post-marketing surveillance in Japan, and it is a local prospective and observational study of patients who have received Magnevist at a dose of more than 0.2 ml/kg for MR angiography of peripheral…
- Trial name
- NCT01376739
- Testing
- Gadopentetate dimeglumine (Magnevist, BAY86-4882)
- Where
- Japan
- Volunteers
- 2,051 people
- Sponsor
- Bayer
Fibrillation, Atrial, Coronary Artery Disease
Atrial Fibrillation and Non-obstructive Coronary Lesions
Atrial fibrillation (AF) is the most common cardiac arrhythmia associated with excessive risk of ischemic stroke and heart failure as well as reduced life expectancy.
- Conditions
- Fibrillation, Atrial, Coronary Artery Disease, Chronic Kidney Diseases
- Trial name
- AF-CAD (NCT04537507)
- Testing
- Coronary angiography
- Where
- 5 sites in Poland, Russia and 1 more
- Volunteers
- 8,000 people
- Sponsor
- Medical University of Bialystok
Non-arteritic Ischemic Optic Neuropathy
Peripapillary and Macular Vascular Changes of Unilateral Anterior Ischemic Optic Neuropathy: An Optical Coherence Tomography Angiography Study
This series aims at studying the peripapillary and macular vascular changes in subjects with unilateral anterior ischemic optic neuropathy via Optical Coherence Tomography Angiography (OCTA).
- Trial name
- NCT06031350
- Testing
- Optical Coherence Tomography Angiography
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Omar Said
Chest Pain, Coronary Occlusion
Advanced Cardiovascular Imaging Consortium
The ACIC is a Collaborative Quality Improvement (CQI) program involving the collection of data related to: indications for Coronary Computed Tomography (CCTA), patient health characteristics, acquisition techniques of CCTA scans…
- Conditions
- Chest Pain, Coronary Occlusion, Coronary Artery Disease
- Trial name
- ACIC (NCT00640068)
- Where
- 50 sites in United States
- Volunteers
- 42,926 people, healthy volunteers welcome
- Sponsor
- Corewell Health East
Cardiovascular Diseases, Hypertrophic Cardiomyopathy (HCM)
AI-enabled Screening and Diagnosis of Cardiomyopathies Using Coronary CTA
The goal of this observational and diagnostic study is to develop and validate an artificial intelligence assisted approach for coronary computer tomography angiography-(CCTA)-based screening and diagnosis of cardiomyopathies in…
- Conditions
- Cardiovascular Diseases, Hypertrophic Cardiomyopathy (HCM), Dilated Cardiomyopathy (DCM), Restrictive Cardiomyopathy
- Trial name
- Atlantis (NCT06748261)
- Testing
- CCTAI model
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
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
Uveitis, Posterior
Role of OCT & OCT Angiography in Patients With Posterior at the Uveitis Clinic of Assiut University Hospital.
OCT angiography is a recent evaluation of OCT technology which combines the structural assessment of ocular tissues obtained by OCT image with visualization of blood flow within the vessels in imaged area.
- Trial name
- NCT06743906
- Volunteers
- 25 people
- Sponsor
- Assiut University
Age Related Macular Degeneration
Non-invasive Optical Angiography in Age-related Macular Degeneration
Age-related macular degeneration (AMD) is the leading cause of severe and irreversible visual loss and classified blindness in the elderly throughout Europe and the US.
- Trial name
- NCT02521142
- Testing
- Non-invasive OCT based optical angiography, Oxymap T1, OCT
- Where
- Austria
- Volunteers
- 72 people
- Sponsor
- Medical University of Vienna
Non-arteritic Ischemic Optic Neuropathy, Optic Disk Drusen
NA-AION Risk Factors: New Perspectives
The purpose of the study is to use new diagnostic methods (OCT and OCT-A) to shed light on risk factors for the development of NA-AION.
- Trial name
- NARROW (NCT05305079)
- Where
- 20 sites in United States, Australia and 7 more
- Volunteers
- 179 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Cardio-Renal Syndrome, Coronary Angiography
Risk Factors and Prognosis of Adverse Cardiovascular and Kidney Events After Coronary Intervention II
As a multi-center, retrospective observation study in southern China, this study included the main study population of patients who underwent coronary angiography at 5 hospitals from Guangzhou, Shenzhen, Yangjiang, Maoming and…
- Conditions
- Cardio-Renal Syndrome, Coronary Angiography, Coronary Artery Disease, Kidney Diseases
- Trial name
- NCT05050877
- Where
- China
- Volunteers
- 184,855 people
- Sponsor
- Guangdong Provincial People's Hospital
Coronary Artery Disease
Myovista iECG for Detecting Ischemic Heart Disease: Comparison With Computed Tomography Coronary Angiography
Study evaluates the new technique MyoVista™ iECG sensitivity and ability to predict myocardial diseases, comparing iECG results with Computed Tomography Coronary Angiography findings
- Trial name
- NCT01562730
- Where
- Switzerland
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Cardiocentro Ticino
Iliac Aneurysm, Angiography
Iliac Branch Device Movement During Cardiac Cycle (IBD-dynamics)
The incidence of isolated common iliac artery (CIA) aneurysms is low, but in combination with an abdominal aortic aneurysm (AAA) they are found in approximately 20-40% of cases.
- Conditions
- Iliac Aneurysm, Angiography, AAA
- Trial name
- NCT03762525
- Testing
- ECG gated CTA
- Where
- 3 sites in Netherlands
- Volunteers
- 45 people
- Sponsor
- Rijnstate Hospital
CT Coronary Angiography, Arterial Switch Operation
CT Coronary Angiography After Arterial Switch Operation
The purpose of this study is to find a non-invasive alternative (with using ECG gated 64-slice CT angiography) to invasive coronary angiography for detecting coronary lesions in patients who had undergone arterial switch…
- Trial name
- SCANTGV (NCT01153776)
- Testing
- 64-slice CT angiography
- Where
- France
- Volunteers
- 42 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Free Flap Evaluation, Indocyanine Green Concentration
Diluted Indocyanine Green Angiography: a Novel Approach to Free Flap Perfusion Evaluation in Reconstructive Microsurgery
The evaluation of perfusion in free flaps is crucial in clinical practice. Currently, the gold standard for evaluation is subjective through clinical assessment.
- Conditions
- Free Flap Evaluation, Indocyanine Green Concentration, Perfusion
- Trial name
- NCT06220357
- Testing
- Indocyanine Green
- Where
- Indonesia
- Volunteers
- 47 people
- Sponsor
- Universitas Indonesia
COVID-19 Pandemic
Retinal and Choroidal Microvascular Parameters in School-age Children in a COVID-19 Infection Pandemic Peak in China
We designed this study to examine whether COVID-19 infection could lead to retinal and choroidal microvascular involvement in school-age children (6-18 years) in a pandemic peak in China.
- Trial name
- NCT05952466
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Guangzhou First People's Hospital