Clinical trials: Angiogram
Pulsatile Tinnitus
The Recurrence Mechanism of Venous Tinnitus After Boney Wall Reconstruction Based on Multimodal Imaging and Multiphysics Coupling
Venous tinnitus (VT) is seriously affecting the quality of life of five million patients in China. Bony wall reconstruction is the main treatment method, but the postoperative recurrence rate exceeds 30%, and the specific…
- Trial name
- NCT05856175
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Beijing Friendship Hospital
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
Neovascular (Wet) Age-related Macular Degeneration (AMD)
OCT Angiography in Wet AMD
The primary goals of this study are to use optical coherence tomography (OCT) angiography (blood vessel mapping) to: 1. diagnose the presence of new blood vessels in wet age-related macular degeneration (AMD) 2.
- Trial name
- NCT02253030
- Testing
- Optical Coherence Tomography
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Diabetic Retinopathy
Vascular Remodeling and the Effects of Angiogenic Inhibition in Diabetic Retinopathy
The retinal vasculature changes dramatically in patients with diabetic retinopathy especially between non-proliferative and proliferative disease. The retinal vasculature can be imaged and quantified using special dyes.
- Trial name
- NCT00411333
- Testing
- triamcinolone acetonide (Kenalog)
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Coronary Artery Disease, Coronary Disease
The Effect of Hand Reflexology on Anxiety and Vital Signs With Angiography
This study was planned to determine the effect of hand reflexology on anxiety and vital signs in patients undergoing coronary angiography.
- Trial name
- NCT04956055
- Testing
- Reflexology
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Marmara University
Atherosclerosis, Cardiovascular Diseases
Beijing Hospital Atherosclerosis Study
The Beijing Hospital Atherosclerosis Study (BHAS) is a prospective, single-center, observational cohort study performed at the Beijing Hospital in Beijing, China.
- Conditions
- Atherosclerosis, Cardiovascular Diseases, Coronary Artery Disease, Myocardial Ischemia
- Trial name
- BHAS (NCT03072797)
- Where
- China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Beijing Hospital
Multiple Sclerosis
Measuring Blood Vessel Density in the Optic Nerve of Multiple Sclerosis Patients With OCTA
The goal of this observational study is to learn about the effect of multiple sclerosis on the blood flow of the optic nerve of affected patients compared to normal subjects by OCTA. The main question it aims to answer is: 1.
- Trial name
- NCT07629804
- Testing
- Optical Coherence Tomography Angiography
- Where
- Egypt
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Fayoum University
Stroke Not Otherwise Specified, Control Condition
Vessel Angles and Diameters in Stroke Disease
Retrospective analysis of internal carotid artery morphology on CT angiography images of patients with acute ischemic stroke.
- Trial name
- NCT06756724
- Where
- Turkey (Türkiye)
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Tokat Gaziosmanpasa University
Vasospastic Angina
Multidetector Coronary CT In Vasospastic Angina
The purpose of this study is to compare the extent of coronary vessel stenosis between coronary spasm-induced angina attacks (named vasospastic angina, VSA) patients and health volunteers by multi-detector computed tomography…
- Trial name
- NCT02180971
- Testing
- Positive CAG with EG test, Negative CAG with EG test
- Where
- South Korea
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Dong-A University
Virtual Reality, Atherosclerosis
Coronary Angiography THerapeutic Virtual Reality
The CATH-VR study will investigate the effect of virtual reality (VR) on patient pain, anxiety, and radial artery vasospasm during coronary angiography.
- Conditions
- Virtual Reality, Atherosclerosis, Coronary Artery Disease, Anxiety
- Trial name
- CATH-VR (NCT03490903)
- Testing
- Virtual Reality, Fentanyl Injection, Midazolam injection
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Coronary Artery Disease, Risk Factor
Asan Medical Center CCTA Registry
A total of 9269 adults who received CCTA scans for coronary disease evaluation during a general medical checkup at the Health Screening and Promotion Center in Asan Medical Center, Seoul, Korea between January 2007 and December…
- Conditions
- Coronary Artery Disease, Risk Factor, Computed Tomography
- Trial name
- NCT06036901
- Testing
- Coronary CT
- Volunteers
- 6,343 people, healthy volunteers welcome
- Sponsor
- CardioVascular Research Foundation, Korea
Coronary Artery Disease
Evaluation of the CardioSond Electronic Stethoscope in the Detection of Coronary Artery Disease
The study is designed to evaluate the predictive accuracy of the CardioSond digital electronic stethoscope in the detection of coronary artery disease (CAD) in patients with and without known disease who are referred to cardiac…
- Trial name
- NCT01374555
- Where
- United States
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- SonoMedica, Inc.
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
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 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
Myocardial Perfusion
Assessment of Myocardial Perfusion by Tomography and Scintigraphy in Patients With Cardiac Stress Test With Ischemia
Cardiovascular diseases are important cause of death, and of these have highlighted the Coronary Artery Disease (CAD) and its various clinical manifestations.
- Trial name
- Perfusão (NCT02810106)
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo General Hospital
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
Radial Artery Spasm
Topical Nitroglycerine for Prevention of Radial Artery Spasm
In a randomized, double-blind trial, 100 patients undergoing angiography were pre-treated with either topical nitroglycerin (NTG) or placebo.
- Trial name
- NCT06912139
- Testing
- Nitroglycerin transdermal
- Where
- Romania
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Medicine and Pharmacy "Victor Babes" Timisoara
Iatrogenic Hypocalcemia
Usefulness of ICG Angiography-Guided Thyroidectomy for Preserving Parathyroid Function
Transient and/or permanent hypoparathyroidism is the most frequent complication after total thyroidectomy. The identification of the parathyroid glands and a correct dissection during thyroidectomy have been postulated as key…
- Trial name
- GuiArte (NCT05573828)
- Testing
- ICG angiography to show vascular map of parathyroid glands
- Where
- 2 sites in Spain
- Volunteers
- 394 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari de Bellvitge
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