Clinical trials: Change; Retina
Presence of Retinal Fluid, Changes in Macular Pigment Optical Density
Aflibercept 8 mg for nAMD: Early Anatomical and Functional Changes
Neovascular age-related macular degeneration (nAMD) is one of the main causes of irreversible vision loss in older people worldwide.
- Trial name
- NCT07074054
- Where
- Italy
- Volunteers
- 40 people
- Sponsor
- Federico II University
Retina; Change
Adaptation Time Required for the Optimisation of Maia Microperimetry Visual Field Testing
Microperimetry is a relatively new and extremely sensitive method of assessing visual function. It projects light stimuli onto a defined area of the retina to map retinal perceptual thresholds.
- Trial name
- NCT02729818
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Oxford
Epiretinal Membrane
Change in Foveal Avascular Zone After Removal of Epiretinal Membrane and Internal Limiting Membrane
Fovea is characterized by its vessel-free zone, called foveal avascular zone and it can be visualized by fluorescein angiography.
- Trial name
- NCT01985490
- Testing
- epiretinal membrane and internal limiting membrane removal
- Where
- South Korea
- Volunteers
- 32 people
- Sponsor
- Samsung Medical Center
Diabetic Retinopathy, Macular Edema
Visual Function, Center Point Thickness and Macular Volume After Photocoagulation
The purpose of this study is to correlate changes of visual function three weeks after photocoagulation for macular edema, with changes of center point thickness and macular volume.
- Trial name
- NCT00906659
- Where
- Mexico
- Volunteers
- 89 people
- Sponsor
- Hospital Juarez de Mexico
Retinitis Pigmentosa, Usher Syndrome Type 2
Retinal Imaging in CNTF -Releasing Encapsulated Cell Implant Treated Patients for Early-stage Retinitis Pigmentosa
This clinical trial is a single-site, 30 patient study for participants who have early stage retinitis pigmentosa, or Usher syndrome (type 2 or 3). Funding Source - FDA OOPD and Foundation Fighting Blindness.
- Conditions
- Retinitis Pigmentosa, Usher Syndrome Type 2, Usher Syndrome Type 3
- Trial name
- NCT01530659
- Testing
- NT-501
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- Neurotech Pharmaceuticals
Diabetic Macular Edema
OCT-Based Screening for Early Retinal Changes in Asymptomatic Diabetic Patients
The goal of this observational study is to detect early retinal changes in people with diabetes who do not have visual symptoms.
- Trial name
- DREAM-OCT (NCT07232225)
- Testing
- Spectral Domain OCT Imaging
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Assiut University
Diabetes
The Retinal Function in Relation to Glucose Changes
This project has the following specific purposes: To develop a clinically usable test to determine the blood glucose level or HbA1c-level, to which the retina is adapted.
- Trial name
- NCT00973726
- Testing
- Glucose test
- Where
- Denmark
- Volunteers
- 80 people
- Sponsor
- Glostrup University Hospital, Copenhagen
Multiple Sclerosis
Using Optical Coherence Tomography to Capture Retinal Microvascular Changes Associated With Multiple Sclerosis
Recent studies have shown that people with multiple sclerosis (MS) who also have diseases related to vascular health such as high cholesterol, high blood pressure, diabetes, cardiovascular disease, and others, may end up more…
- Trial name
- OCT in MS (NCT01596881)
- Where
- United States
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Neovascular (wet) Age-Related Macular Degeneration
The Effect of Phacoemulsification on the Macular Changes in Patients with Neovascular Age-related Macular Degeneration
The macula has a very high concentration of photoreceptor cells - the cells that detect light. They send signals to the brain, which interprets them as images.
- Trial name
- it does not (NCT06759597)
- Volunteers
- 50 people
- Sponsor
- Assiut University
Age Related Macular Degeneration (AMD), Age Related Macular Degeneration
Evaluating the Relationship Between Function and Structure Using Data From a GA Natural History Cohort
Geographic atrophy (GA) is an advanced form of dry age-related macular degeneration that leads to progressive and irreversible vision loss.
- Conditions
- Age Related Macular Degeneration (AMD), Age Related Macular Degeneration, AMD, Geographic Atrophy
- Trial name
- ARCHERY (NCT07424235)
- Volunteers
- 60 people
- Sponsor
- IRCCS Ospedale San Raffaele
Malignant Melanoma, MEK Inhibitor-Associated Retinopathy
Retinal Structural and Functional Changes in Patients Treated With BRAF/MEK Inhibitors
Patients treated with BRAF/MEK inhibitor combinations for malignant melanoma may develop retinal changes known as MEK inhibitor-associated retinopathy (MEKAR).
- Trial name
- NCT07431489
- Testing
- Ophthalmologic Retinal Monitoring During BRAF/MEK Inhibitor Therapy
- Where
- Slovenia
- Volunteers
- 30 people
- Sponsor
- Institute of Oncology Ljubljana
Ophthalmology, Macular Edema
Evaluation of Changes in Visual Acuity in Patients With Diabetic Macular Edema (DME) Starting Treatment With an Approved Anti-VEGF Therapy
POLARIS : A non-interventional study in patients with diabetic macular edema (DME) with central involvement to assess the effectiveness of existing anti-vascular endothelial growth factor (anti-VEGF) treatment regimens.
- Conditions
- Ophthalmology, Macular Edema, Macular Degeneration
- Trial name
- POLARIS (NCT01771081)
- Testing
- Ranibizumab (or other DME treatment)
- Where
- 8 sites in France, Germany and 6 more
- Volunteers
- 911 people
- Sponsor
- Bayer
Diabetic Retinopathy
Study on Exosome Changes in Patients With Proliferative Diabetic Retinopathy
Diabetic retinopathy is a common complication of diabetes and one of the leading causes of low vision and blindness in adults. In recent years, the prevalence of diabetes and the incidence of diabetic retinopathy have increased…
- Trial name
- NCT06198543
- Volunteers
- 60 people
- Sponsor
- Xuanwu Hospital, Beijing
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
Rhegmatogenous Retinal Detachment
Axial Length Change in Eyes Treated by Silicone Sponge Scleral Buckling
All existing medical literatue regarding axial length (AL) changes after scleral buckling surgery for retinal detachment, descibes changes after solid silicone buckling.
- Trial name
- NCT01647373
- Where
- 2 sites in Israel
- Volunteers
- 50 people
- Sponsor
- Meir Medical Center
Epiretinal Membrane, Pseudophakic Cystoid Macular Edema
"Cataract Surgery in Eyes With Epiretinal Membrane"
The purpose of the study is to evaluate retinal thickness change and the occurrence of central structural retinal changes after uneventful small-incision cataract surgery in eyes with asymptomatic early stages of epiretinal…
- Conditions
- Epiretinal Membrane, Pseudophakic Cystoid Macular Edema, Irvine-Gass Syndrome, Cataract
- Trial name
- NCT03404323
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- St John of God Hospital, Vienna
Retinal Diseases
UHR-OCT and HD-OCT for Preretinal Membranes: ICG Versus Membrane Blue
Using the UHR-OCT and HD-OCT to evaluate early postoperative changes in patients with diagnosis preretinal membrane after successfully performed pars-plana vitrectomy and membrane peeling with two different types of dyes.
- Trial name
- NCT00437593
- Testing
- ppVE, MP, ICG, ppVE, MP, MB
- Where
- Austria
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- The Ludwig Boltzmann Institute of Retinology and Biomicroscopic Laser Surgery
Pregnancy Induced Hypertension
Optical Coherence Tomography Angiography Compared to Maternal Doppler in Screening for Hypertension in Pregnancy
Pregnancy related hypertension is one of the most prevalent obstetric complications. The aim of the study is to evaluate the validity and sensitivity of OCT angiography in prediction of pregnancy induced hypertensive disorders in…
- Trial name
- NCT05330949
- Testing
- Optical coherence Tomography Angiography, Uterine artry doppler
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Minia University
Coronary Artery Disease
The Prediction of Extent and Risk Profile of Coronary Atherosclerosis and Their Changes During Lipid-lowering Therapy Based on Non-invasive Techniques
The prediction of extent and risk profile of coronary atherosclerosis based on clinical evaluation and non-invasive techniques. Detailed analysis of plaque volume, plaque composition, risk plaque features and shear stress (WSS)…
- Trial name
- PREDICT (NCT01773512)
- Testing
- Rosuvastatin
- Where
- 3 sites in United States, Czechia
- Volunteers
- 60 people
- Sponsor
- General University Hospital, Prague
Ischemic Stroke
Characterization of Retinal Microvascular and FAZ Changes in Ischemic Stroke and Its Different Types
The study aimed to access the microvascular changes in the superficial capillary plexus (SCP) and deep capillary plexus (DCP) in patients with ischemic stroke and its different types using optical coherence tomography angiography.
- Trial name
- NCT05243849
- Testing
- Optical Coherence Tomography Angiography
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital