Clinical trials: Angiogram
Retina Condition Followed by Fluorescein Angiography Imaging
OCT Angiography Software Evaluation Study
Comparisons for vascular structure visualization in the retina and choroid.
- Trial name
- NCT04701931
- Testing
- Maestro2 OCTA, Cirrus HD-OCT 5000, TRC-50DX
- Where
- 2 sites in United States
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- Topcon Corporation
Radiation Injury
Effect of Cardiac Computed Tomography Angiography on the Blood Reactive Oxygen Species Level
The clinically widely used X-ray computed tomography examination has a low-grade radiation effect and recently has attracted much attention concerning the possible adverse effects of radiation on human body [ref. 1-5].
- Trial name
- NCT00815230
- Where
- Taiwan
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Retinopathy of Prematurity
Retinal Microanatomy in Retinopathy of Prematurity (BabySTEPS2)
Retinopathy of prematurity (ROP) is a disorder of development of the neural retina and its vasculature that can impact vision in vulnerable preterm neonates for a lifetime.
- Trial name
- BabySTEPS2 (NCT04995341)
- Testing
- Investigational ultracompact OCT and OCTA system, retinal photographs
- Where
- 2 sites in United States
- Volunteers
- 236 people, healthy volunteers welcome
- Sponsor
- Duke University
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
Coronary Disease
Cardiac Computed Tomography In the Management of Patients With indeterminAte or inConclusive Stress Tests
Coronary CT angiography (CCTA) offers great promise as a risk stratification tool in patients with suspected CAD. It has been demonstrated in a multitude of accuracy studies to have a negative predictive value averaging over 95%.
- Trial name
- CT-MPACT (NCT00541203)
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Corewell Health East
Coronary Artery Disease
Comparison of Digital Electronic Stethoscope to Computed Tomography (CT) Angiography in Detection of Coronary Artery Disease
The study is designed to evaluate the predictive diagnostic accuracy of SonoMedica's CardioSond digital electronic stethoscope in the detection of coronary artery disease (CAD) in patients without known disease who are referred…
- Trial name
- NCT01040923
- Testing
- CardioSond Cardiac Sonospectrographic Analyzer
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- SonoMedica, Inc.
Focus of Study is MRI
Non-Enhanced Magnetic Resonance Angiography With the t-SLIP Technique
The purpose of the study is to create MR images using an investigative technique called pulse sequences with new computer software programs. The sequence will allow us to image vessels without injecting contrast agents.
- Trial name
- MRAtSLIP (NCT02032940)
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Miami Cardiac and Vascular Institute
Poly Cystic Ovary Syndrome
The Effect Of Polycystic Ovarian Syndrome Treatment On Ocular Surface.
This is a Descriptive prospective cohort study conducted at the Ophthalmology Department in Kasr-Alaini Hospital. A total of 90 subjects, 30 control females with no relevant medical, gynecological or ophthalmic history, and 60…
- Trial name
- NCT07419776
- Testing
- dry eye diagnostic system of Mediworks, Optical coherence tomography angiography, Contraceptives, Oral, Combined
- Where
- Egypt
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Cairo University
Waldenstrom Macroglobulinemia
Optical Coherence Tomography (OCT) and OCT Angiography(OCTA) Deep Learning in Waldenström's Macroglobulinemia Patients
This study evaluates the ability of deep learning to improve the knowledge about structural and vascular retinal changes in Waldenström's Macroglobulinemia patients, using optical coherence tomography angiography.
- Trial name
- OCTA (NCT06084650)
- Where
- Italy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Federico II 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
Anxiety
Perioperative Anxiety Among Patients Undergoing Coronary Angiography or Angioplasty
Anxiety is defined as apprehension, tension, or uneasiness that originates from the danger which may be internal or external. Anxiety may manifest with symptoms related to behavior, emotions, and cognition.
- Trial name
- NCT06531252
- Where
- Vietnam
- Volunteers
- 306 people, healthy volunteers welcome
- Sponsor
- University Medical Center Ho Chi Minh City (UMC)
Other Reconstructive Surgery, Plastic Surgery
Photoacoustic Computed Tomography for Pre-Operative Reconstructive Flap Angiography
The purpose of this study is to determine if a new non-invasive imaging technology, called Photoacoustic Computed Tomography (PACT), can be used in the pre-operative setting to better visualize the blood supply of reconstructive…
- Trial name
- NCT04783272
- Testing
- Photoacoustic Computed Tomography (PACT) Imaging
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
OCT Angiography, Retinal Microcirculation
Chorioretinal Imaging, Vascular Biomarkers, and Ultra-Trail: A Pilot Study
Retinal and choroidal microcirculation is a relevant biomarker of systemic vascular health and lies at the heart of eye-heart interactions.
- Conditions
- OCT Angiography, Retinal Microcirculation, Choroidal Microcirculation, Physical Exercion
- Trial name
- UTMA-RETINA (NCT07748936)
- Testing
- Retinal imaging evaluation of both eyes without dilation before and after the Mont Afrique Ultra Trail, Retinal imaging evaluation of both eyes without dilation, performed in two stages (T0 and T0+11/24H)
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
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
Radiation Exposure, Radiation Exposure to Operator
Operator Radiation Dose Using Ultra-Low Fluoroscopic Pulse Rate Versus Standard In Performing Coronary Angiography Via Right Radial Artery
The goal of this randomized clinical trial is to determine if there can be reduction in the radiation exposure to the cardiologist performing a coronary angiogram via a right radial artery approach by using a lower fluoroscopic…
- Trial name
- NCT07221175
- Testing
- Ultra low dose fluoroscopic pulse rate, Standard low dose fluoroscopic pulse rate
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Maimonides Medical Center
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
Retinal Vascular, Normal Eyes
Evaluation of Additional Heidelberg Engineering SPECTRALIS With OCT Angiography Module (OCTA Module) Scan Types
Assessment of image quality and clinical relevance of OCT Angiography at different speed/ART combinations
- Trial name
- OCTA (NCT04604002)
- Testing
- OCT Angiography, Color Fundus Photography, Optical Coherence Tomography
- Where
- United States
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Heidelberg Engineering GmbH
Diabetic Retinopathy, Periodontitis
Periodontitis Severity in Patients With Diabetic Retinopathy
The aim of this observational study is to investigate the relationship between periodontal disease severity and retinal layer thickness in patients diagnosed with diabetic retinopathy (DR), using optical coherence tomography…
- Trial name
- NCT07137013
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
Contrast-induced Nephropathy, Coronary Angiography
Relative Bioavailability of CE-Iohexol (Captisol-enabled™ Iohexol) Injection and Omnipaque™ Injection
This study is designed to compare the bioavailability of the test Product(CE-Iohexol Injection) and the reference product Iohexol Injection (Omnipaque™) following intravenous injection in normal healthy volunteers.
- Trial name
- NCT03869983
- Testing
- Omnipaque™ (iohexol) Injection, CE-Iohexol
- Where
- Canada
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- CyDex Pharmaceuticals, Inc.
Epicardial Fat, Visceral Fat
Epicardial Fat, Visceral Fat and Coronary Atherosclerosis
Background: Visceral fat is increasingly associated with metabolic syndrome and with fatty liver, a condition carrying a high risk of cardiovascular disease.
- Conditions
- Epicardial Fat, Visceral Fat, Atherosclerosis
- Trial name
- NCT01344694
- Testing
- patient with liver fat, pts. with excess of visceral fat, control
- Where
- Israel
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Ziv Hospital