Clinical trials: Angiogram
Coronary Heart Disease, GI Bleeding
Platelet Inhibitory Effect of Clopidogrel in Patients Treated With Omeprazole, Pantoprazole, or Famotidine
Current guidelines recommend the addition of proton pump inhibitors (PPI) to patients taking double anti-platelet therapy (Aspirin and Clopidogrel) to prevent upper GI bleeding1.
- Trial name
- NCT00950339
- Testing
- omeprazole, 20mg twice daily, famotidine 40mg twice daily, pantoprazole 40mg once daily
- Where
- Israel
- Volunteers
- 63 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Myocardial Ischemia
Assessment of Coronary Stenoses Using Coronary CT-angiography and Non-invasive Fractional Flow Reserve Measurement.
The purpose of this study is to determine whether a novel non-invasive method to estimate coronary blood flow (FFRct) is applicable to evaluate the functional significance of coronary stenoses in non-culprit vessels in a…
- Trial name
- NCT01739075
- Where
- Denmark
- Volunteers
- 64 people
- Sponsor
- University of Aarhus
Peripheral Arterial Disease
Short-term Perfusion Angiography Pilot Study (SPA)
The Short term Perfusion Angiography (SPA) study is designed to collect 2D Perfusion data from Critical Limb Ischemia (CLI) endovascular (interventional) procedures for information on device performance in a real-world setting.
- Trial name
- SPA (NCT03054636)
- Where
- 4 sites in United States
- Volunteers
- 38 people
- Sponsor
- Volcano Corporation
Acute Ischemic Stroke
Susceptibility Weighted Imaging for Detection of Thrombus in Acute Ischemic Stroke.
It is a retrospective cross-sectional study, where consecutive stroke patients with vessel occlusion on magnetic resonance angiography (MRA) will be included for the study for one year.
- Trial name
- NCT05738070
- Testing
- Magnetic resonance imaging
- Where
- Nepal
- Volunteers
- 105 people
- Sponsor
- Upendra Devokta Memorial National Institute of Neurology and Allied Scicences
Coronary Artery Disease
Relationship Between Coronary CT Angiography Findings and Prognosis Of Patients Undergoing PCI
Researchers at Cerrahpaşa Medical School in Istanbul are studying how a heart imaging test called coronary CT angiography can help improve care for people with coronary artery disease.
- Trial name
- NCT07051473
- Where
- Turkey (Türkiye)
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Istanbul University - Cerrahpasa
Carotid Plaque
CT Evaluation of Carotid Plaque Components
The goal of this observational study is to validate the diagnostic performance of photon counting/spectral CT to distinguish tissue components in ischemic stroke with MRI, semi-automated segmentation software or histology as the…
- Trial name
- NCT05764772
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- University of Pennsylvania
Glaucoma
Evaluation of Blood Flow Characteristics in Glaucoma Using Optical Coherence Tomography Angiography (OCT-A).
The investigators aim to evaluate the efficacy of the new Optical Coherence Tomography based Angiography (OCT-A) softwares in the diagnosis and management of glaucoma.
- Trial name
- NCT02757677
- Testing
- Optical Coherence Tomography based Angiography
- Where
- Switzerland
- Volunteers
- 200 people
- Sponsor
- Swiss Vision Network
Ischemia, Stress, Mental
Neurocardiac Interactions Evaluated by Anatomic and Physiologic MRI Assessment
The purpose of project is to answer fundamental questions about the mechanisms underlying mental stress ischemia in patients with coronary artery disease, mood disorders, or both, and to identify potential biomarkers and…
- Trial name
- NIRVANA (NCT02962154)
- Testing
- Coronary CT Angiography, Mood Symptom Scale, Anxiety Symptom Scale
- Where
- United States
- Sponsor
- Weill Medical College of Cornell University
Ovarian Cancer, Ovarian Carcinoma
A Study of Intra-operative Imaging in Women With Ovarian Cancer
The purpose of this study is to find out whether using the PINPOINT imaging system intra-operatively can reduce the risk of anastomotic leaks and other complications after surgery for ovarian cancer, compared with standard…
- Trial name
- NCT04878094
- Testing
- Intravenous Indocyanine Green/ICG injection, PINPOINT endoscopic fluorescence imaging system, Endoscopy
- Where
- 9 sites in United States
- Volunteers
- 155 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Hemodynamics of Cranial Arteries, Headache
The Hemodynamics Effect of Glibenclamide on Levcromakalim Assessed by High Resolution Magnetic Resonance Angiography (MRA) Technique in a Randomized Double-blind Cross-over Placebo-controlled Study With Healthy Volunteers
To investigate the effect of levcromakalim/placebo infusion on cranial arteries after glibenclamide administration.
- Conditions
- Hemodynamics of Cranial Arteries, Headache, Cerebral Blood Flow
- Trial name
- NCT03886922
- Testing
- Levcromakalim, Saline
- Where
- 2 sites in Denmark
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Danish Headache Center
Cerebral Vasospasm, Cerebral Aneurysm
Computed Tomographic (CT) Perfusion and CT Angiography as Screening Tools for Vasospasm Following Subarachnoid Hemorrhage
Cerebral vasospasm is a devastating complication of subarachnoid hemorrhage after cerebral aneurysm rupture leading to cerebral ischemia and potentially cerebral infarction.
- Conditions
- Cerebral Vasospasm, Cerebral Aneurysm, Subarachnoid Hemorrhage
- Trial name
- NCT00962546
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- Washington University School of Medicine
Coronary Artery Disease
Xenetix® 350: Comparative Assessment of Image Quality for Coronary CT Angiography
The purpose of this study is to demonstrate the (statistical) non-inferiority of iobitridol (Xenetix® 350) when compared to contrast agents with higher iodine concentrations, iopromide (Ultravist® 370) and iomeprol (Iomeron® 400)…
- Trial name
- X-ACT (NCT01255722)
- Testing
- iobitridol, iopromide, iomeprol
- Where
- 23 sites in France, Germany and 3 more
- Volunteers
- 468 people
- Sponsor
- Guerbet
Endoleak, Abdominal Aortic Aneurysm
Contrast Enhanced Ultrasound, Endoleak Detection Following EVAR v1.3
A single site cross-sectional comparison of paired diagnostic imaging modalities. This study will show the sensitivity and specificity of CEUS in detecting the various types of endoleaks, in comparison to tCTA, following EVAR.
- Trial name
- NCT02688751
- Testing
- time-resolved CT Angiography, Contrast Enhanced Ultrasound
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- Liverpool University Hospitals NHS Foundation Trust
Coronary Artery Disease
CCTA to Optimize the Diagnostic Yield of Invasive Angiography
This study aims to reduce patient risk and costs to the healthcare system by improving the diagnostic yield of invasive coronary angiography through existing triage processes to improve risk stratification using Coronary Computed…
- Trial name
- CarDIA (NCT03554057)
- Testing
- Coronary Computed Tomographic Angiography
- Where
- Canada
- Volunteers
- 186 people
- Sponsor
- Hamilton Health Sciences Corporation
Coronary Artery Disease
Coronary Artery Disease (CAD) in Women Marathon Runners
The aim of this study is to determine the effects of extreme fitness in women. The incidence of coronary artery disease observed via multislice computed tomography (MSCT) angiogram will be compared with age and risk-matched…
- Trial name
- NCT00918372
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Minneapolis Heart Institute Foundation
Cardiovascular Disease
CT COMPARE: CT Coronary Angiography to Measure Plaque Reduction
Background: Coronary artery disease causes plaque in arteries. This can cause stroke or heart disease. Drugs called statins might shrink plaque.
- Trial name
- NCT02740699
- Testing
- Rosuvastatin, Atorvastatin, Cardiac Computed Tomography (CT)
- Where
- United States
- Volunteers
- 79 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Cardiac Function
Evaluation of Whole-body CZT Camera in Gated Tomographic Radionuclide Angiography
Tomographic radionuclide angiography (or blood pool) is a reproducible method to evaluate left ventricular ejection fraction that is needed during oncological treatments or to evaluate cardiopathies.
- Trial name
- STARGAC (NCT04629937)
- Testing
- SPECT acquisitions
- Where
- France
- Volunteers
- 73 people
- Sponsor
- Centre Hospitalier Régional d'Orléans
Coronary Artery Disease
The Effect of GRAVITY on Physiological Measurements During Invasive Coronary Angiography and Intervention
This is a single centre observational study on the impact of change in patient position and hence gravity, on physiological measurements in coronary arteries.
- Trial name
- GRAVITY (NCT03097172)
- Where
- United Kingdom
- Volunteers
- 22 people
- Sponsor
- Mid and South Essex NHS Foundation Trust
Septic Shock
Assessment of Microcirculatory Dysfunction in Septic Shock Patients by OCTA
Purpose and rationale: Sepsis is a life-threatening organ dysfunction caused by a dysregulated host response to infection. Sepsis and septic shock are major public health problems killing one in every three patients.
- Trial name
- SshOCTA (NCT04593212)
- Testing
- Optical Coherence Tomography Angiography
- Where
- Portugal
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hospital da Luz, Portugal
Retinal Vascular, Retinal Disease
Perifoveal Vascular Network Assessed by OCT-Angiography in Type I Diabetes Mellitus
This study is directed to evaluate the role of Optical Coherence Tomography Angiography (OCT-A) in the evaluation of the perifoveal vascular network in type 1 diabetic patients, and to investigate the relationship between…
- Conditions
- Retinal Vascular, Retinal Disease, Retinal Ischemia, Retinal Ischaemia Due to Type 1 Diabetes Mellitus
- Trial name
- NCT03422965
- Testing
- Optical Coherence Tomography Angiography, Blood test, Urine test
- Where
- 2 sites in Spain
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Hospital Clinic of Barcelona
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