Clinical trials: Angiography
Dietary Habits, Coronary Artery Disease
Relationship Between Diet, Lifestyle, and the Severity of Coronary Artery Disease
This study is a prospective study of patients referred for coronary angiography at Bellevue Hospital Center and NYU Langone Medical Center.
- Conditions
- Dietary Habits, Coronary Artery Disease, Lifestyle
- Trial name
- NCT02382250
- Testing
- Survey
- Where
- United States
- Volunteers
- 440 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Central Serous Chorioretinopathy
Optical Coherence Tomography Angiography (OCT-A) and Central Serous Chorioretinopathy (CSC)
Optical Coherence Tomography Angiography (OCT-A) is a noninvasive imaging technique that allows one to see blood vessels in the retina.
- Trial name
- OPACITY (NCT03950089)
- Testing
- Optical Coherence Tomography Angiography (OCT-A)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Coronary Angiography Patient, Anxiety
Determination of the Effect of Raised Supine Position and Back Support on Back Pain, Anxiety and Comfort Level in Coronary Angiography Patients
In addition to pharmacological methods, non-pharmacological methods are also used to control back pain and anxiety. The aim of the study is to determine the effect of 30 degrees raised supine position and back support applied to…
- Conditions
- Coronary Angiography Patient, Anxiety, Back Pain, Comfort
- Trial name
- NCT05546216
- Testing
- Determination of the Effect of Raised Supine Position and Back Support on Back Pain, Anxiety and Comfort Level in Coronary Angiography Patients
- Where
- Turkey (Türkiye)
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- Kahramanmaras Sutcu Imam University
Glaucoma
To Evaluate the Effect of Ginkgo Biloba Extract on Optic Nerve Head Perfusion Examined Using OCTA
Glaucoma is defined as progressive neuropathy of the optic nerve. It is an important cause of irreversible blindness worldwide. Lowering the intraocular pressure is the only proven treatment for this neurodegenerative disease.
- Trial name
- GBE (NCT04846179)
- Testing
- Ginkgo biloba extract
- Where
- Canada
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Nova Scotia Health Authority
Choroid, Retina
Effect of Different Intensities of Repeated Low-Level Red-Light Therapy on Choroidal and Retinal Blood Flow Among Adults
The purpose of this clinical trial is to evaluate the effect of different intensities of repeated low-level red-light (RLRL) therapy on the choroidal and retinal blood flow among adults.
- Trial name
- NCT05747742
- Testing
- RLRL device
- Where
- China
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- The Second People's Hospital of Foshan
Choroidal Neovascular Membrane In Wet Age Related Macular Degeneration And In Pathological Myopia
Optical Coherence Tomography Angiography Criteria Of The Choroidal Neovascular Membrane In Wet Age Related Macular Degeneration And In Pathological Myopia (Comparative Study).
This study aims to compare choroidal neo-vascular membrane criteria in cases of age-related macular degeneration and cases of pathological myopia.
- Trial name
- NCT05562336
- Testing
- Optical coherence tomography angiography
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Sohag University
Diabetes
Changes of Endothelial Function Before and After DSA in Patients With Diabetes
Endothelial dysfunction is the early step of atherosclerosis. Therefore, the investigators hypothesize that digital subtraction angiography (DSA) can damage endothelial function.
- Trial name
- NCT01556984
- Testing
- DSA assay
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Wuhan General Hospital of Guangzhou Military Command
Retinopathy, Retinal Vein Occlusion
Feasibility and Safety of MB-102 in Ocular Angiography as Compared to Fluorescein Sodium
The objective of this study is to evaluate the safety and image quality of the investigational dye, MB-102, compared to the control dye (fluorescein sodium) in healthy and diseased eyes using fluorescent angiography for retinal…
- Conditions
- Retinopathy, Retinal Vein Occlusion, Diabetic Retinopathy, Macular Degeneration
- Trial name
- NCT04008121
- Testing
- Fluorescein sodium and Zeiss FF450 fundus camera, MB-102 and Zeiss FF450 fundus camera, Fluorescein sodium and commercially available optical angiography imaging system
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- MediBeacon
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
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
High Myopia, Choroid
Effect of Caffeine on Ocular Circulation in High Myopes
To investigate the effect of caffeine on ocular circulation by using Optical Coherence Tomography and Optical Coherence Tomography Angiography.
- Trial name
- NCT03294967
- Testing
- Caffeine, Vitamin E
- Where
- Hong Kong
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia
Optical Coherence Tomography Angiography in Myopic Patients
The aim of this study is to investigate the macular microvascular network alterations in high myopic eyes using optical coherence tomography angiography.
- Trial name
- NCT04135209
- Testing
- Optical coherence tomography angiography OCTA
- Where
- Egypt
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Minia University
Carotid Stenosis
Optical Coherence Tomography Angiography Evaluation of Ocular Changes in Patients With Carotid Artery Stenosis
This study aims to evaluate ocular changes in patients with carotid artery stenosis by optical coherence tomography angiography before and after carotid artery revascularization procedure.
- Trial name
- NCT04326842
- Testing
- Carotid artery revascularization procedure, Optical coherence tomography angiography
- Where
- China
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Harbin Medical University
Ischemia and No Obstructive Coronary Artery Disease, Coronary Microvascular Dysfunction
The DISCOVER INOCA Prospective Multi-center Registry
The overall objective of this multi-center registry is to identify specific phenotypes of INOCA with both an anatomic evaluation (coronary angiography and intravascular imaging) and physiologic assessment with the Abbott…
- Conditions
- Ischemia and No Obstructive Coronary Artery Disease, Coronary Microvascular Dysfunction, Coronary Vasospasm, Endothelial Dysfunction
- Trial name
- DISCOVER INOCA (NCT05288361)
- Testing
- Coroventis Coroflow Cardiovascular System and PressureWire™ X Guidewire
- Where
- 9 sites in United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Yale University
Alzheimer's Disease, Mild Cognitive Impairment
Retinal Imaging in Neurodegenerative Disease
This study aims to develop and evaluate biomarkers using non-invasive optical coherence tomography (OCT) and OCT angiography (OCTA) as well as ultra-widefield (UWF) fundus photography to assess the structure and function of the…
- Conditions
- Alzheimer's Disease, Mild Cognitive Impairment, Parkinson's Disease, Multiple Sclerosis
- Trial name
- NCT03233646
- Testing
- Retinal and Choroidal Imaging
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Duke University
Retinal Microcirculation Disorder
Influence of Daily Activities on Retinal Microcirculation
The daily behaviors such as drinking coffee, wine, reading, exercise and body postural changes may have influence on the function or morphology of the retinal microcirculation in healthy people.A recent study found that the…
- Trial name
- NCT03416088
- Testing
- Beverage consumption, Daily reading, Body motion
- Where
- China
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Jiannan Huang
Macular Degeneration Choroidal Neovascularization
Deep Learning Optical Coherence Tomography (OCT) and OCT Angiography (OCTA) in NVC
To evaluate the activity of neovascular macula degeneretion as assessed by SD-OCTand OCT-A using a split-person study design and deep-learning quantification.
- Trial name
- OCTA (NCT05969418)
- Testing
- Diagnostic test: using artificial intelligence to evaluate the changes OCT and OCTA parameter
- Where
- Italy
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Federico II University
Aortic Aneurysm
Patient Tailored Contrast Volume for Preoperative CT Angiography of the Aorta
An in-house calculator was developed to calculate the appropriate contrast dose, rather than standardly administering a 120ml dose.
- Trial name
- NCT05716568
- Testing
- Contrast dose reduction, CT-angiography
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
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
Coronary Artery Disease (CAD) (E.G., Angina, Myocardial Infarction, and Atherosclerotic Heart Disease (ASHD))
Expansion of SCG/GCG-Based CAD Sceering: Inclusion of Healthy Controls and CCTA Patients
This study evaluates a new, non-invasive method for screening coronary artery disease (CAD) using seismocardiography (SCG) and gyrocardiography (GCG).
- Trial name
- HF-CAD-CCTA (NCT06880133)
- Testing
- Seismocardiography (SCG) and Gyrocardiography (GCG) Screening
- Where
- Uzbekistan
- Volunteers
- 1,600 people, healthy volunteers welcome
- Sponsor
- Heart Force Medical Inc.