Clinical trials: Angiography
Coronary Artery Disease (CAD), Computed Tomography Angiography
AI-assisted CT for Risk Stratification in Coronary Artery Disease (ACTION)
The goal of this observational study is to learn if AI-assisted cardiac CT imaging can improve cardiovascular risk stratification and prediction of future coronary events in an adult population undergoing clinically indicated…
- Conditions
- Coronary Artery Disease (CAD), Computed Tomography Angiography, Biomarkers, AI (Artificial Intelligence)
- Trial name
- ACTION (NCT07577609)
- Where
- Ireland
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- University of Galway
Coronary Atherosclerosis, Diabetes Mellitus
Coronary Computed Tomography Angiography and SPECT in Asymptomatic Diabetes
The purpose of this study is to compare the difference of diagnostic efficiency between coronary CT angiography and myocardial perfusion single photon emission computerized tomography in asymptomatic patients with type 2 diabetes…
- Trial name
- NCT00431717
- Where
- South Korea
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- Seoul National University Bundang Hospital
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
Somatization Disorder
Assessment of Somatic Symptom Burden
The Patient Health Questionnaire-15 (PHQ-15) is a frequently used questionnaire to assess somatic symptom burden. The Somatic Symptom Scale China (SSS-CN) was recently developed as a comprehensive self-report instrument in…
- Trial name
- NCT03321409
- Testing
- The general population, Patients with suspected CAD
- Where
- China
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- RenJi Hospital
Coronary Angiography
Effect of Position on Back Pain and Comfort After Angiography
After coronary angiography, back pain and comfort levels were measured while the intervention group was positioned and the control group was not positioned
- Trial name
- NCT06844682
- Testing
- intervention group
- Where
- Turkey (Türkiye)
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Sanko University
Intracranial Aneurysm
Contrast-enhanced Magnetic Resonance Angiography Investigation of Intracranial Aneurysms and Prospective Study of Risk Factors
This is a prospective observational registry with intent to detect the prevalence of intracranial aneurysms with contrast-enhanced MR angiography (CE-MRA) at 1.5T, and to determine the risk factors such as high blood pressure and…
- Trial name
- EIIA (NCT00997698)
- Where
- China
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Second Military Medical University
Macular Holes, Epiretinal Membrane
Intraoperative OCT Guidance of Intraocular Surgery II
The overall five-year goals of the project are to develop novel technology to provide actionable new information through provision of live volumetric imaging during surgery, improving surgical practice and outcomes.
- Conditions
- Macular Holes, Epiretinal Membrane, Diabetic Retinopathy, Retinal Detachment
- Trial name
- MIOCT (NCT03713268)
- Testing
- Microscope integrated optical coherence tomography
- Where
- United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Duke University
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.
Genitourinary Syndrome of Menopause
Continuous Monitoring and Management of Vaginal Health Via Multifunctional OCT/OCTA/OCE Endoscopy
We have recently developed and optimized a vaginal Optical Coherence tomography/angiography endoscopy imaging system. This technology is able to obtain a comprehensive image of the vaginal epithelium, blood vessels, and lamina…
- Trial name
- NCT04737616
- Testing
- CO2 laser, OCT
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Optical Coherence Tomography, Optical Coherence Tomography Angiography
Relationship Between Alzheimer Disease and Diminution of the Three Macular Nervous Retinal Layers
Alzheimer disease is hard, long and expensive to diagnose. In order to help the clinician, a new biomarker in Alzheimer disease seems to be very useful.
- Conditions
- Optical Coherence Tomography, Optical Coherence Tomography Angiography, Retinal Thickening, Alzheimer Disease
- Trial name
- RETEVAL (NCT04794634)
- Testing
- Optical coherence tomography (OCT), Optical coherence tomograpohy angiography (OCTA)
- Where
- France
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Coronary Atheroscleroses, Coronary Angiography
Risk Factors of Intermediate Coronary Lesion Progression
Coronary intermediate lesions generally refer to lumen narrowing with diameter stenosis% (DS%) between 50% and 70% on angiography.
- Trial name
- NCT03855436
- Where
- China
- Volunteers
- 1,389 people, healthy volunteers welcome
- Sponsor
- China National Center for Cardiovascular Diseases
Primary Open Angle Glaucoma
Electroretinogram and Retinal Vascular Changes After Cataract Surgery
To compare electrophysiological and Optical coherence tomography angiography of optic disc and macula changes after uneventful phacoemulsification between normal and cataractus patients with primary open angle glaucoma.
- Trial name
- NCT05871034
- Testing
- phacoemulsification
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Multi Vessel Coronary Artery Disease
Angiogram Based Fractional Flow Reserve in Patients With Multi-Vessel Disease
This is a prospective, observational, single-center, single-arm, clinical trial designed to assess the efficacy of FFRangio in measuring FFR obtained from angiography compared to Invasive FFR for diagnosing hemodynamically…
- Trial name
- NCT03455244
- Testing
- FFRangio
- Where
- Japan
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- CathWorks Ltd.
Pulmonary Embolism
Assessment of Contrast Enhancement Boost for the Direct Identification of Pulmonary Emboli in Thoracic CT Angiography
Pulmonary embolism is a common cardiovascular disease and thoracic CT angiography is currently considered the gold standard for its non-invasive diagnosis.
- Trial name
- NCT04654156
- Testing
- Contrast Boost post processing technique
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Retinal Vascular, Normal Eyes
Evaluation of the Repeatability and Reproducibility of OCTA Image Quality With the Heidelberg Engineering SPECTRALIS With OCT Angiography Module
Repeatability and Reproducibility of OCTA Image Quality with the Heidelberg Engineering SPECTRALIS
- Trial name
- NCT03530449
- Testing
- OCT Angiography, Color Fundus Photography, Optical Coherence Tomography
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Heidelberg Engineering GmbH
Acupressure, Pain
The Effect of Acupressure After Angiography on Pain Level and Hemodynamic Variables
This randomized controlled study evaluates the effect of acupressure application on the pain level patients after angioography. The hypothesis of this study is that acupressure reduces pain levels and stabilizes hemodynamic…
- Conditions
- Acupressure, Pain, Hemodynamic Instability, Angiopathy, Peripheral
- Trial name
- Acupress (NCT05486533)
- Testing
- Acupressure
- Where
- Turkey (Türkiye)
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Mersin University
Coronary Artery Disease, Coronary Artery Stenosis Stent
Deep Learning CAD Screening on Chest CT
Coronary artery disease (CAD) is one of the leading causes of death worldwide. Many people have early atherosclerosis without symptoms, and some may develop significant coronary stenosis before any warning signs appear.
- Trial name
- CAD-AI (NCT07181512)
- Testing
- Deep Learning Analysis of Non-contrast Chest CT
- Where
- 2 sites in China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Yifan Guo
Vascular Endothelium, Microvascular Circulation
Healthy Age-dependent Reference Values for Microvascular Structure and Function
The greatest challenge in our ageing society are cardiovascular diseases such as stroke, heart attack, peripheral artery disease of the legs with non-healing wounds (ulcers), or diabetes.
- Conditions
- Vascular Endothelium, Microvascular Circulation, Arterial Stiffness, Healthy Ageing
- Trial name
- NCT04897191
- Testing
- Age
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Surrey
CT, Coronary Angiography
Effects of Heart Rates and Variability of Heart Rates on Image Quality of Dual-Source CT Coronary Angiography
The purpose of this study is to investigate the effects of heart rates (including maximum heart rate, average heart rate and minimum heart rate) and variability of heart rate on image quality of DSCT coronary angiography without…
- Trial name
- DSCT (NCT00632918)
- Where
- Taiwan
- Volunteers
- 149 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Prostate Neoplasm
Improvements in Dynamic Contrast-Enhanced MR Angiography and Perfusion and Non-Contrast MRI
This study evaluates if technical improvements in MRI can be used to provide improved performance contrast-enhanced MRI as used for angiography and perfusion as well as in non-contrast MRI.
- Trial name
- NCT06315595
- Testing
- Non-Interventional Study
- Where
- 2 sites in United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic