Clinical trials: Retinal Blood Vessels
Cancer
Bevacizumab Treatment and Retinal Vessel Monitoring
Bevacizumab might influence the dynamic vessel function after being administered intravenously.
- Trial name
- BevaRet (NCT00740168)
- Testing
- bevacizumab treatment
- Where
- Germany
- Volunteers
- 20 people
- Sponsor
- Technische Universität Dresden
Rare Disorders, Undiagnosed Disorders
Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford
The Coordination of Rare Diseases at Sanford (CoRDS) is an international patient registry that serves as a centralized resource for rare disease research.
- Conditions
- Rare Disorders, Undiagnosed Disorders, Disorders of Unknown Prevalence, Cornelia De Lange Syndrome
- Trial name
- CoRDS (NCT01793168)
- Where
- United States
- Volunteers
- 20,000 people
- Sponsor
- Sanford Health
Age Related Macular Degeneration
Effect of Intravitreal Anti-VEGF on Retinal Vessels Diameter
Patients who will be scheduled for intravitreal injection of Ranibizumab or Bevacizumab will be recruited in this prospective self-controlled trial.
- Trial name
- NCT01626339
- Testing
- Intravitreal Ranibizumab, Intravitreal bevacizumab
- Where
- Malaysia
- Volunteers
- 30 people
- Sponsor
- University of Malaya
Diabetes Mellitus, Type 1, Hypertension
Correlation of Flicker Induced and Flow Mediated Vasodilatation in Patients With Endothelial Dysfunction and Healthy Volunteers.
A couple of studies have shown that illuminating the eye with diffuse flickering light is accompanied by an increase of retinal vessel diameters, optic nerve head blood flow and retinal blood flow.
- Conditions
- Diabetes Mellitus, Type 1, Hypertension, Hypercholesterolemia, Regional Blood Flow
- Trial name
- NCT00432029
- Testing
- Forearm blood flow measurement, Flow mediated dilation (FMD), Zeiss Retinal Vessel Analyzer (RVA), Stimulation with Flicker-light
- Where
- Austria
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Macular Degeneration
Aflibercept Injection Into the Vitreous Body of the Eye: Study to Learn More About Patient Relevant Outcomes, Real World Treatment Patterns and How Well the Treatment Works for Patients Suffering From Abnormal Growth of New Blood Vessels Under the Retina.
In this clinical study researchers want to gain a deeper understanding of treatment consistence under real world conditions over the course of 24 months of Aflibercept injections into the eye for patients suffering from abnormal…
- Trial name
- ANDROMEDA (NCT03714308)
- Testing
- Ivt. Aflibercept (Eylea, BAY86-5321)
- Where
- Germany
- Volunteers
- 554 people
- Sponsor
- Bayer
Amblyopia, Regional Blood Flow
Amblyopia and Neurovascular Coupling in the Retina of Humans
The visual disorder of amblyopia affects 2% to 3% of the population. Amblyopia is a developmental condition that is characterized by reduced vision of the eye due to the presence of a sensory impediment during visual development…
- Trial name
- NCT00312390
- Testing
- Flicker, Retinal Vessel Diameter, Retinal Blood Flow
- Where
- Austria
- Volunteers
- healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Retinal Imaging, Cardiovascular Biomarker
High Resolution Imaging of Retinal Vessels as a Biomarker of Cardiovascular Disease in Patients With Renal Insufficiency - RI
The objectives are to better understand, in the dialysis patient, the relationships between microvascular morphometry and cardiovascular events, survival, arterial hypertension, the pathology responsible for renal failure, the…
- Conditions
- Retinal Imaging, Cardiovascular Biomarker, Renal Insufficiency
- Trial name
- IRIR (NCT04116814)
- Testing
- wall-to-lumen ratio measurement
- Where
- France
- Volunteers
- 83 people
- Sponsor
- GCS Ramsay Santé pour l'Enseignement et la Recherche
Retinal Detachment, Achilles Tendon
A Study of Fluoroquinolones Exposure and Collagen-Related Serious Adverse Events
The purpose of this study is to evaluate whether there is an increased risk of achilles tendon rupture (ATR), retinal detachment (RD) or aortic aneurysm and dissection (AAD) following exposure to fluoroquinolone (FQ) or other…
- Conditions
- Retinal Detachment, Achilles Tendon, Aneurysm, Dissecting
- Trial name
- NCT03479736
- Testing
- Oral Fluoroquinolones (FQ), Other Antibiotics, Febrile Illness Not Treated with Antibiotics Will be Analyzed as an Exposure
- Where
- United States
- Volunteers
- 117,911 people
- Sponsor
- Janssen Research & Development, LLC
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
Surgical Retinal
CD160 Expression in Retinal Vessels is Associated With Retinal Neovascular Diseases
The aims of this study were to analyze CD160 expression in both normal and pathological eyes from human adults to evaluate association between CD160 presence on endothelial cells from blood vessels and retinal vascular disease
- Trial name
- NEOVASC-CD160 (NCT03940664)
- Testing
- immunohistochemistry on Formalin fixed and paraffin embedded blocks
- Where
- France
- Volunteers
- 75 people
- Sponsor
- CHU de Reims
Central Retinal Vein Occlusion
Retinal Blood Flow in Response to an Intravitreal Injection of Ranibizumab for Central Retinal Vein Occlusion (CRVO)
Ranibizumab (Lucentis, Genentech) is an off-label drug used for the clinical treatment of central retinal vein occlusion, which is one of the most common retinal vascular disorders.
- Trial name
- NCT01303276
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Non-traumatic Subarachnoid Haemorrhage
Retinal Vessel Analysis (rGA) at the Patient Bed in the Context of Non-traumatic Subarachnoid Haemorrhage
A subarachnoid hemorrhage occurs in about 10 out of 100,000 people each year. This bleeding leads to irritation and constriction of blood vessels in the brain (vasospasm) in two out of three people affected within four to 21 days…
- Trial name
- NCT04094155
- Testing
- retinal vascular analysis
- Where
- Germany
- Volunteers
- 150 people
- Sponsor
- RWTH Aachen University
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
Microvascular Disease, Retinal Disease
Collecting Data on Retinal Blood Blood Flow and Blood Vessel Shape/Appearance Using an Investigational Device, XyCAM CRE, and to Then Compare Those Images With Images Collected From a Patient's Routine Clinical Examination.
The primary objective of the XyCAM CRE Camera Study is to evaluate retinal blood flow, choroidal blood flow, and retinal structural features and their association with the progression and characterization of retinal diseases…
- Trial name
- NCT07641738
- Testing
- XyCAM CRE Imaging
- Where
- United States
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Stuart Terry Eye Associates
Diabetic Retinopathy
Green Laser Photocoagulation Study in Proliferative Diabetic Retinopathy
To Demonstrate that indigenous green laser produces similar treatment effect on the retina when compared with already available green laser.
- Trial name
- NCT00355680
- Testing
- Green Laser (Aurolas, Aurolab), Green Laser (Iridex)
- Where
- India
- Volunteers
- 24 people
- Sponsor
- Aurolab
Proliferative Diabetic Retinopathy
The Individually Marked Panretinal lasEr phoTokoagUlation for Proliferative Diabetic Retinopathy Study - DETECT
The purpose of this study is to determine the threshold level of proliferative diabetic retinopathy progression and regression after standard panretinal photocoagulation.
- Trial name
- IMPETUS-D (NCT02157350)
- Testing
- Panretinal laser photocoagulation
- Where
- Denmark
- Volunteers
- 65 people
- Sponsor
- Odense University Hospital
Proliferative Diabetic Retinopathy, Diabetic Macular Edema
Effectiveness of Multimodal Imaging for the Evaluation of Retinal Oedema And New vesseLs in Diabetic Retinopathy
Given the high number of people with DMO and PDR, the need for patients to be seen at short follow-up intervals, the need for frequent treatments and the requirement for long-term follow-up, there is a very large workload in…
- Trial name
- EMERALD (NCT03490318)
- Where
- 13 sites in United Kingdom
- Volunteers
- 401 people, healthy volunteers welcome
- Sponsor
- Belfast Health and Social Care Trust
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
Amblyopia ex Strabismus, Amblyopia ex Anisometropia
Neurovascular Coupling in Subjects With Amblyopia
Amblyopia is a developmental condition that is characterized by reduced vision of the eye due to the presence of a sensory impediment during visual development, such as strabismus (ocular misalignment) or anisometropia (unequal…
- Trial name
- NCT01746693
- Testing
- Dynamic Vessel Analyzer, Laser Doppler Velocimetry, 7-Tesla MRI
- Where
- Austria
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Arterial Hypertension
Aliskiren on Retinal Vasculature Treatment Study
Hypertension affects approximately one fourth of the world population and therefore contributes substantially to the worldwide burden of cardiovascular (CV) disease and end-organ damage.
- Trial name
- ARTS (NCT01318395)
- Testing
- Aliskiren
- Where
- 2 sites in Germany
- Volunteers
- 56 people
- Sponsor
- University of Erlangen-Nürnberg Medical School