Clinical trials: Retinal Vascular Disease
OAG - Open-Angle Glaucoma, OHT - Ocular Hypertension
Study Comparing the Effects of Latanoprostene Bunod and Timolol on Retinal Blood Vessel Density and Visual Acuity
The purpose of this research study is to compare the effect of Latanoprostene Bunod and Timolol on eye pressure and blood vessels of the back of the eye.
- Trial name
- NCT03931317
- Testing
- Latanoprostene bunod 0.024% QD, Timolol maleate 0.5% BID
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Macular Edema, Cystoid, Uveitis
Vascular Endothelial Growth Factor (VEGF) in Uveitis
This study will look for the presence in blood of a substance called vascular endothelial growth factor (VEGF) in patients with uveitis (eye inflammation).
- Trial name
- NCT00001738
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Cognitive Impairment, Progressive, Cerebral Small Vessel Diseases
Circuit Training and Retina
The purpose of this research study is to see if high-speed weight training performed in a circuit (using one machine after another) can improve participant heart and brain function, strength, and power in older persons.
- Trial name
- NCT05714813
- Testing
- High-Speed Circuit Resistance Training, Lecture on Diet, Exercise and Cognition
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Miami
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
Diabetic Retinopathy
Combined Antioxidant Therapy on Oxidative Stress, Mitochondrial Dysfunction Markers in Diabetic Retinopathy
The present study aims to support previous research on antioxidant therapy effects in diabetic retinopathy outcome. The investigators intend to assess 180 patients with diabetic retinopathy in different stages (moderate, severe…
- Trial name
- NCT03702374
- Testing
- Combined antioxidant therapy
- Where
- Mexico
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- University of Guadalajara
Diabetic Retinopathy
Validation of the Artificial Intelligence Subsystem of the DDART Medical Device for the Automated Detection of Lesions Compatible With Diabetic Retinopathy in a Random Sample of Retinal Fundus Photographs
To validate the artificial intelligence subsystem of the DDART medical device for the automated detection of lesions compatible with diabetic retinopathy in a random sample of retinal fundus photographs.
- Trial name
- NCT07758582
- Testing
- Color retinal fundus photograph
- Where
- Greece
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Healthy Subjects, Diabetic Retinopathy
Comparison of Retinal Oxygenation and Retinal Vessel Diameters in Healthy Subjects and Patients With Diabetic Retinopathy or Retinal Vein Occlusion Between DVA and Oxymap
To date two different instruments are commercially available to measure retinal oxygen saturation and retinal vessel diameters: Dynamic Vessel Analyzer (DVA) and Oxymap.
- Conditions
- Healthy Subjects, Diabetic Retinopathy, Retinal Vein Occlusion
- Trial name
- DVA-Oxymap (NCT02521116)
- Testing
- Dynamic Vessel Analyzer, Oxymap T1
- Where
- Austria
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Diabetic Retinopathy
Automated AI-based System for Early Diagnosis of Diabetic Retinopathy
In this pivotal trial, we aim to perform a prospective study to find the efficacy of iPredict, an artificial intelligence (AI) based software tool on early diagnosis of Diabetic Retinopathy (DR)in the primary care, optometrist…
- Trial name
- NCT05324189
- Testing
- Referable versus Non Referable Diabetic Retinopathy diagnostic test
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- The New York Eye & Ear Infirmary
Multiple Sclerosis, Dry Eye Syndromes
Clinical Applications of Advanced Ophthalmic Imaging
The purpose of this study is to determine the clinical application of advanced ophthalmic imaging devices such as optical coherence tomography (OCT), retinal function imager (RFI), slit-lamp biomicroscopy (SLB), PERG in diseased…
- Conditions
- Multiple Sclerosis, Dry Eye Syndromes, Diabetic Retinopathy, Presbyopia
- Trial name
- NCT03135327
- Testing
- Ocufolin
- Where
- United States
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- University of Miami
Dry AMD, Diabetic Retinopathy (DR)
Microperimetry Changes in Retinal Function in Macular Disorders
The purpose of this study is to measure precisely how sensitive the central part of the retina - the light-sensitive film at the back of the eye, is to light.
- Trial name
- MAIAStud (NCT07170683)
- Testing
- MAIA Microperimetry, Microperimetry, Visual Acuity Measurement (logMAR)
- Where
- United Kingdom
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Pituitary Adenoma
Evaluation of Early Retinal Vascular Modifications After Endoscopic Endonasal Pituitary Surgery
This study evaluates the retinal vascular features using optical coherence tomography angiography in patients that received endoscopic endonasal approach for the removal of an intra-suprasellar pituitary adenoma compressing the…
- Trial name
- NCT04425954
- Testing
- Endoscopic Endonasal Pituitary Surgery
- Where
- Italy
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Federico II University
Age-Related Macular Degeneration
The Role of Complement Factor H Polymorphism in the Regulation of Choroidal Vascular Tone in Young Healthy Subjects
Age related macular degeneration (AMD) is a multifactorial disease with a strong genetic component. Given that it is known that impaired regulation of choroidal vascular tone is present in patients with AMD, the current study…
- Trial name
- NCT02102880
- Testing
- the polymerase chain reaction (PCR)
- Where
- Austria
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Diabetic Retinopathy, Type 2 Diabetes Mellitus
The Relationship Between Advanced Glycation Endproducts and Diabetes
The overall purpose of this COMIRB application is to perform a cross-sectional pilot study to aid in the design of a prospective epidemiologic study for an NIH grant application.
- Trial name
- NCT02662010
- Where
- United States
- Volunteers
- 157 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Diabetic Retinopathy
Vascular Reparative Mechanism in Diabetes
The purpose of this research study is to study blood stem cells in diabetic patients and normal patients. We would like to better understand if these cells, called endothelial precursor cells (EPCs), are not working as expected…
- Trial name
- RAAS (NCT02119689)
- Testing
- Diabetic Patients, Healthy Controls
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Mitochondrial Diseases, Mitochondrial Respiratory Chain Deficiencies
A Phase Ia/Ib, SAD and MAD Study of of KL1333 in Healthy Subjects and Patients With Primary Mitochondrial Disease
This will be a double blind, randomised, placebo controlled, single and multiple oral dose study conducted in 3 parts: Part A, Part B and Part C.
- Conditions
- Mitochondrial Diseases, Mitochondrial Respiratory Chain Deficiencies, MELAS Syndrome, Mitochondrial Myopathies
- Trial name
- NCT03888716
- Testing
- KL1333
- Where
- 2 sites in United Kingdom
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Abliva AB
Diabetic Retinopathy, DR
Epivascular Glia Regression and Macular Pigment Restoration After Faricimab in Diabetic Retinopathy
The aim of the study is to evaluate in diabetic patients affected by diabetic retinopathy epivascular glia regression and macular pigment restoration after faricimab injection in diabetic retinopathy in a 1 year follow up
- Trial name
- GLIA-MAC (NCT07526857)
- Testing
- Faricimab Injection [Vabysmo], Aflibercept (2.0 mg)
- Where
- Italy
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Federico II University
Mild Cognitive Impairment, Alzheimer Disease
Retinal Neuro-vascular Coupling in Patients With Neurodegenerative Disease
Alzheimer´s disease (AD) in one of the most important causes of dementia and poses a considerable challenge in health care. Today, criteria for the diagnosis and the follow up of patients with AD mainly rely either on subjective…
- Conditions
- Mild Cognitive Impairment, Alzheimer Disease, Healthy
- Trial name
- NCT02663531
- Testing
- DVA, FDOCT, Pattern ERG
- Where
- Austria
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Diabetes Mellitus, Type 1, Diabetic Retinopathy
Choroidal Blood Flow Changes During Dark/Light Transitions in Patients With Insulin-dependent Diabetes Mellitus (IDDM)
There is evidence from a variety of animal studies that choroidal blood flow is under neural control. Recent results in humans indicate that a light/dark transition is associated with a short lasting reduction in choroidal blood…
- Trial name
- NCT00718614
- Testing
- Light will be switched from 0.5µW/cm2/sr to 115µW/cm2/sr.
- Where
- Austria
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Arthritic Psoriasis, Psoriasis (PsO)
Retinal Capillary Vessel Density and Foveal Avascular Zone Size in Patients With Psoriatic Arthritis: A Case-Control Study.
In terms of blood flow per unit of tissue, the retina is one of the tissues with the highest blood flow in the body. Parameters such as the thickness of the choroid layer, which plays a crucial role in maintaining normal eye…
- Conditions
- Arthritic Psoriasis, Psoriasis (PsO), Retinal Vessels
- Trial name
- PsA-RETINA (NCT07858591)
- Testing
- OCTA-SCP, OCTA-DCP, OCTA-RPC
- Where
- Turkey (Türkiye)
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- Bursa Yuksek Ihtisas Training and Research Hospital
Retinal Artery Occlusion
Optical Coherence Tomography Angiography Examinations in Chronic Retinal Artery Occlusion
Purpose of the study is to examine the retinal blood flow in chronic cases of retinal artery occlusion with non-invasive, non-contact optical coherence tomography angiography.
- Trial name
- RAO-OCTA (NCT03357146)
- Testing
- Optical coherence tomography angiography
- Where
- Hungary
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Semmelweis University