Clinical trials: Retinal Artery Occlusion
Diabetic Retinopathy, Retinal Vein Occlusion
Computer Aided Diagnosis of Multiple Eye Fundus Diseases From Color Fundus Photograph
Blindness can be caused by many ocular diseases, such as diabetic retinopathy, retinal vein occlusion, age-related macular degeneration, pathologic myopia and glaucoma.
- Conditions
- Diabetic Retinopathy, Retinal Vein Occlusion, Retinal Artery Occlusion, Central Serous Chorioretinopathy
- Trial name
- NCT04723160
- Testing
- Software assisted imaging diagnosis
- Where
- 5 sites in China
- Volunteers
- 748 people, healthy volunteers welcome
- Sponsor
- Visionary Intelligence Ltd.
Retinal Artery Occlusion, Retinal Vein Occlusion
Changes in the Diameter of Retinal Vessels After Remote Ischemic Conditioning
Remote ischemic conditioning (RIC) is a therapeutic strategy for protecting organs or tissue against the detrimental effects of acute ischemia-reperfusion injury.
- Trial name
- NCT02898480
- Testing
- Remote ischemic conditioning
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Age-related Macular Degeneration, Coronary Artery Disease
Ranibizumab and the Risk of Arterial Thromboembolic Events
The investigators assume that ranibizumab might be dangerous in patients with history of coronary artery disease or cerebrovascular events.
- Conditions
- Age-related Macular Degeneration, Coronary Artery Disease, Cerebrovascular Disorders
- Trial name
- RATE (NCT01319188)
- Testing
- 0.5 mg of ranibizumab, 0.5 mg of ranibizumab + photodynamic therapy
- Where
- 2 sites in Netherlands, Russia
- Volunteers
- 380 people, healthy volunteers welcome
- Sponsor
- Ural State Medical University
Intracranial Atherosclerosis
ICAS Screen Based on RIC
Intracranial atherosclerosis stenosis (ICAS) is a leading cause of ischemic stroke worldwide and increase the global burden of stroke, especially in the Asian population.
- Trial name
- RICAS (NCT06610578)
- Testing
- fundus imaging
- Where
- China
- Volunteers
- 2,100 people, healthy volunteers welcome
- Sponsor
- Xuanwu Hospital, Beijing
Branch Retinal Artery Occlusion, Central Retinal Artery Occlusion
Retinal Oxygen Saturation, Blood Flow, Vascular Function and High Resolution Morphometric Imaging in the Living Human Eye
Canadians fear loss of vision more than any other disability. Vision loss has an enormous impact on quality-of-life and is extremely costly from a societal and economic perspective.
- Conditions
- Branch Retinal Artery Occlusion, Central Retinal Artery Occlusion, Branch Retinal Vein Occlusion, Central Retinal Vein Occlusion
- Trial name
- NCT01348633
- Where
- Canada
- Volunteers
- 275 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Susac Syndrome
Investigation of Biomarkers in Susac Syndrome
Susac Syndrome is a rare disease and the establishment of the diagnosis is often difficult. The aim of this investigation is to identify relevant biomarkers and to elucidate the pathogenesis of Susac syndrome
- Trial name
- NCT01273792
- Where
- Germany
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Arteriosclerosis
Evaluation of the Capacity of a Camera to Identify Signs of Arteriosclerosis in Retinal Arterioles
Arteriosclerosis is a degenerative and dysmetabolic disease of the arterial walls. It is known to be the principal cause of coronary artery disease (CAD).
- Trial name
- NCT02849405
- Testing
- MHRC: Metabolic Hyperspectral Retinal Camera
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Jean-Claude Tardif
Glaucoma, Retinal Vascular Disorder
Study of Human Ocular Hemodynamics by Holography Dopple
Prospective, interventional, non-randomized, open-label study, multi-center, Gehan-designed study with sequential inclusions in each subgroup, ranging from 4 subjects to a maximum 37 subjects per subgroup included
- Trial name
- HoLoEye (NCT06989996)
- Testing
- Images Acquisition
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion
New Non-invasive Modalities for Assessing Retinal Structure and Function
This study investigates a new technology to assess the structure and function inside the eye. Retinal imaging of subjects with inner and outer retinal defects to detect areas of abnormal structure and function compared to other…
- Conditions
- Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion, Hemianopia, Leber Hereditary Optic Neuropathy
- Trial name
- NCT03475173
- Testing
- LSFG-NAVI
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Randy Kardon
Retinal Disease, Retinal Detachment
High Resolution Optical Coherence Tomography
Comparison of high-resolution optical coherence tomography (High-Res-OCT) to conventional imaging modalities for the diagnosis of eye diseases
- Conditions
- Retinal Disease, Retinal Detachment, Retinal Vein Occlusion, Retinal Dystrophy
- Trial name
- NCT05130385
- Testing
- High-resolution optical coherence tomography (High-Res-OCT), Standard spectral domain OCT (SD-OCT)
- Where
- Switzerland
- Volunteers
- 550 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Cardiovascular Disease, Obesity
Exercise, Arterial Cross-Talk Modulation and Inflammation in an Ageing Population
The aims of the study are twofold. In the cross-sectional approach (Part I), the study will be conducted in an older population to assess the association of physical fitness on different parts of the human vascular bed.
- Conditions
- Cardiovascular Disease, Obesity, Atherosclerosis, Heart; Disease, Activity
- Trial name
- ExAMIN AGE (NCT02796976)
- Testing
- Training or control condition
- Where
- Switzerland
- Volunteers
- 158 people, healthy volunteers welcome
- Sponsor
- University of Basel
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
Ocular Surface Disease, Central Retinal Artery Occlusion
Effects of HFMH-EMS on Ocular Artery Circulation
Investigated the effects of high-frequency multi-band harmonic electromagnetic stimulation on ophthalmic and central retinal artery circulation.
- Trial name
- NCT06861985
- Testing
- BOBY, Control
- Where
- Taiwan
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Chung Shan Medical University
Glaucoma, Glaucoma Suspect
Philadelphia Telemedicine Glaucoma Detection and Follow-Up Study
The goal is to conduct a 5-year prospective, randomized controlled trial to test an innovative, community-based intervention using posterior and anterior fundus photography of the optic nerve and macula and intraocular eye…
- Conditions
- Glaucoma, Glaucoma Suspect, Diabetic Retinopathy, Ocular Hypertension
- Trial name
- NCT02390245
- Testing
- Free Eye Screenings, Enhanced Intervention, Usual Care
- Where
- United States
- Volunteers
- 906 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Dementia Alzheimers, Dementia
Detecting Dementia in the Retina Using Optical Coherence Tomography
This retrospective case control explores the retinal features of dementia associated with neurodegenerative diseases, particularly Alzheimer's disease.
- Conditions
- Dementia Alzheimers, Dementia, Dementia, Vascular, Dementia Senile
- Trial name
- NCT03631069
- Where
- United Kingdom
- Volunteers
- 280,000 people, healthy volunteers welcome
- Sponsor
- Moorfields Eye Hospital NHS Foundation Trust
Dementia, Neurodegenerative Diseases
Retinal Hyperspectral Imaging in Neurodegenerative Diseases
Hyperspectral retinal imaging is a non-invasive imaging modality in which a series of images of the retina are captured using light of different wavelengths.
- Conditions
- Dementia, Neurodegenerative Diseases, Alzheimer Disease, Parkinson Disease
- Trial name
- NCT07545473
- Testing
- Hyperspectral camera
- Where
- Australia
- Volunteers
- 930 people, healthy volunteers welcome
- Sponsor
- Center for Eye Research Australia
Central Retinal Artery Occlusion
Safety and Efficacy After Selective Intra-arterial Thrombolysis for Central Retinal Artery Occlusion
Central retinal artery occlusion (CRAO) is an ophthalmic emergency which leads to devastating visual function defects and poor prognosis.
- Trial name
- NCT05562284
- Testing
- intra-arterial thrombolysis, conservative treatments
- Where
- China
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Xinhua Hospital, Shanghai Jiao Tong University School of Medicine
Uveitis, Conjunctivitis
Ocular Manifestations in Rheumatic Diseases
This is a search strategy for determining the prevalence of ocular complications in inflammatory rheumatic diseases for the purposes of a meta analysis.
- Conditions
- Uveitis, Conjunctivitis, Keratoconjunctivitis Sicca, Xerophthalmia
- Trial name
- NCT03753893
- Testing
- No intervention used
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Retinal Artery Occlusion
The Effect of A2A Adrenoceptor Stimulation on the Diameter of Retinal Arterioles During Hypoxia in Vivo
The purpose is to investigate how the adenosine affects the diameter regulation of retinal arterioles during changes in oxygen tension.
- Trial name
- NCT03090087
- Testing
- Hypoxia, Regadenoson
- Where
- Denmark
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Retinitis Pigmentosa, Macula Off
Transcorneal Electrical Stimulation Therapy for Retinal Disease
Transcorneal stimulation may enable neurons to survive degeneration processes via enhanced secretion of neurotrophic substances and direct stimulation of neurons.
- Conditions
- Retinitis Pigmentosa, Macula Off, Primary Open Angle Glaucoma, Hereditary Macular Degeneration
- Trial name
- NCT00804102
- Testing
- Transcorneal Electrical Stimulation, DTL-electrode attached without energy
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Okuvision GmbH