Clinical trials: Vision Loss, active
Obesity
A Study to See How Metabolism is Influenced by Weight Loss Due to Intervention With Cagrilintide and Semaglutide Compared to Diet
In this study we will be looking into how CagriSema influences metabolism (the process by which food is used to supply energy for the body) compared to a diet. CagriSema is a new investigational medicine.
- Trial name
- NCT07184086
- Testing
- CagriSema (Cagrilintide B + semaglutide I), Low Energy Diet
- Where
- 2 sites in United States
- Volunteers
- 80 people
- Sponsor
- Novo Nordisk A/S
Frailty, Age-Related Macular Degeneration
Visual Frailty in Ageing
The goal of this observational study is to define visual frailty and refine monitoring for an ageing population. It involves piloting a visual frailty assessment tool in a cohort of patients aged 60 and above with a known…
- Conditions
- Frailty, Age-Related Macular Degeneration, Functional Status, Mental Health
- Trial name
- VFiA (NCT06604104)
- Where
- 2 sites in United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
MELAS Syndrome, Lebers Hereditory Optic Neuropathy With Extra Ocular Symptoms (LHON-Plus)
A Basket Clinical Study to Assess Glycerol Tributyrate in Patients With Mitochondrial Encephalopathy, Lactic Acidosis, Stroke-like Episodes (MELAS) or Leber's Hereditary Optic Neuropathy-Plus (LHON-Plus)
This is a parallel arm non-randomized dose-escalation, open-label basket exploratory phase 1 clinical trial where Mitochondrial encephalopathy, lactic acidosis, stroke-like episodes (MELAS) and Leber's hereditary optic…
- Trial name
- NCT06792500
- Testing
- Glycerol Tributyrate
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- George Washington University
Non-exudative Age-related Macular Degeneration, Diabetic Retinopathy
Clinical Trial of Autologous Intravitreal Bone-marrow CD34+ Stem Cells for Retinopathy
This pilot study is to determine whether it would be safe and feasible to inject CD34+ stem cells from bone marrow into the eye as treatment for patients who are irreversibly blind from various retinal conditions.
- Conditions
- Non-exudative Age-related Macular Degeneration, Diabetic Retinopathy, Retina Vein Occlusion, Retinitis Pigmentosa
- Trial name
- NCT01736059
- Testing
- CD34+ bone marrow stem cells intravitreal
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- University of California, Davis
Age - Related Macular Degeneration (AMD)
International Study of the SING IMT™ Prosthesis in Pseudophakic patiEnts With Stable Moderate to Profound Bilateral Central vIsion Impairment Due to adVancEd AMD / PERSPECTIVE Study
This study aims to expand the CE mark IFU of the SING IMT™ to pseudophakic (patients with an intraocular lents) patients with late stage of AMD (Age-Related Macular Degeneration) and bilateral central vision impairment.
- Trial name
- PERSPECTIVE (NCT07164378)
- Testing
- Lens-Exchange, Add-on
- Where
- 12 sites in France, Germany and 1 more
- Volunteers
- 44 people
- Sponsor
- VisionCare, Inc.
Visual Impairment
Causes of Visual Impairment Among Patients Applying for the Visually Disability Certification
Causes of Visual Impairment Among Patients Applying for the Visually Disability Certification in Upper Egypt: A Retrospective Study
- Trial name
- NCT06518148
- Testing
- 1- uncorrected and best corrected visual acuity (UCVA and BCVA) by Snellen's-chart.2-slit lamp bio microscopy (Haag-Streit, USA).3-IOP measurements (Goldmann Applanation tonometer)
- Where
- Egypt
- Volunteers
- 2,000 people
- Sponsor
- New Valley University
Hemianopia, Visual Field Defect Following Cerebrovascular Accident
Screening and Rehabilitation of Visual Field Defects in Post-Stroke Patients
In this study, the investigators will use a wearable device capable of performing this bedside assessment to evaluate the incidence of visual field loss in post-stroke patients.
- Trial name
- SCRiCaViPS (NCT07317739)
- Testing
- Early multisensory audio-visual stimulation training, Early visual field test
- Volunteers
- 300 people
- Sponsor
- Fondazione David Chiossone - Impresa Sociale
Glaucoma
Glaucoma Drainage Device and Endothelial Cell Loss Compare Trial
Glaucoma Drainage Device and Endothelial Cell Loss Compare Trial (DECLARE) is a multi-center, outcome-masked, randomized clinical trial.
- Trial name
- DECLARE (NCT05924477)
- Testing
- Sulcus tube placement, Anterior chamber (AC) tube placement
- Where
- 8 sites in United States, Canada
- Volunteers
- 226 people
- Sponsor
- University of Pennsylvania
Peri-implantitis, Alveolar Bone Loss
Diagnostic Accuracy of Large Language Models for Peri-Implant Marginal Bone Loss on Panoramic Radiographs
Dental implants are a routine treatment for missing teeth, but the number of implants affected by peri-implantitis, a progressive inflammatory disease of the tissues around implants, is increasing.
- Conditions
- Peri-implantitis, Alveolar Bone Loss, Dental Implant
- Trial name
- NCT07907900
- Testing
- Multimodal large language model evaluation (ChatGPT, Gemini, Claude, DeepSeek, Grok)
- Where
- Turkey (Türkiye)
- Volunteers
- 784 people, healthy volunteers welcome
- Sponsor
- Ankara University
Giant Cell Arteritis, Visual Impairment
Visual Involvement in Giant Cell Arteritis
This observational study aims to enhance the description of the different ways Giant Cell Arteritis (GCA) affects vision. The latest technology and knowledge are used to improve how we diagnose and predict patient outcomes.
- Conditions
- Giant Cell Arteritis, Visual Impairment, Central Retinal Artery Occlusion, Anterior Ischemic Optic Neuropathy
- Trial name
- Visu-GCA (NCT06500728)
- Testing
- Fluorescein and Indocyanine green Angiography, High-resolution Optical Coherence Tomography, Angio-Optical Coherence Tomography
- Where
- Italy
- Volunteers
- 762 people
- Sponsor
- ASST Fatebenefratelli Sacco
Stroke, Ischemic, Hemianopia, Homonymous
Statistical Learning as a Novel Intervention for Cortical Blindness
This project aims to develop a novel visual training paradigm for use in visually-intact participants and those sufferings from stroke-induced visual impairments.
- Conditions
- Stroke, Ischemic, Hemianopia, Homonymous, Hemianopsia, Occipital Lobe Infarct
- Trial name
- NCT06578117
- Testing
- Vision Training and Learning Task
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Type 2 Diabetes Mellitus, Obesity
The TRIABETES - ARMMS-T2D Study: A Randomized Trial to Compare Surgical and Medical Treatments for Type 2 Diabetes
This research study is being performed to begin to determine the effectiveness of two dominant bariatric surgery procedures versus an intensive lifestyle intervention to induce weight loss in patients and promote improvements in…
- Trial name
- TRIABETES (NCT01047735)
- Testing
- Roux-en-Y Gastric Bypass Surgery, Laparoscopic Adjustable Gastric Banding, Lifestyle Weight Loss Intervention
- Where
- United States
- Volunteers
- 69 people
- Sponsor
- University of Pittsburgh
Central Visual Impairment, Peripherical Visual Impairment
A Study of Taste- and Olfactory-Evoked Potentials in Patients With Visual Impairment: Taste, Smell, and Vision
Visual impairment, whether central or peripheral, may influence the plasticity of other sensory modalities, such as taste and smell.
- Conditions
- Central Visual Impairment, Peripherical Visual Impairment, Macular Retinal Dystrophy, Peripherical Macular Dystrophy
- Trial name
- GOUSTAVIS (NCT07707219)
- Testing
- Taste and smell evaluation, Recording of evoked potentials (EP)
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Age-related Macular Degeneration
Visual Remapping to Aid Reading With Field Loss
Reading performance in patients with Central Vision Loss and age matched controls with artificial scotomas will be measured with and without different kinds of remapping of missing text to different parts of the visual field.
- Trial name
- NCT03848663
- Testing
- Traditional Remapping, Personalized Remapping
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Stargardt Disease, Stargardt Macular Dystrophy
A Study About the Safety of a Single ASP2020 Eye Injection and if it Helps People With Vision Loss From Stargardt-type Eye Conditions
Macular dystrophies are a group of inherited eye conditions that affect the macula. The macula is in the center of the retina, the light sensitive part at the back of the eye.
- Conditions
- Stargardt Disease, Stargardt Macular Dystrophy, Stargardt-like Macular Dystrophy
- Trial name
- DEVOTE (NCT07734064)
- Testing
- ASP2020
- Where
- 4 sites in United States
- Volunteers
- 30 people
- Sponsor
- Astellas Institute for Regenerative Medicine
Amblyopia, Amblyopia Unilateral
Valproate for the Treatment of Residual Amblyopia
The goal of this clinical trial is to determine the efficacy of valproate as an adjunct therapy to treat amblyopia beyond the critical period in children aged 8-17 years who have amblyopia of ≥3 lines of interocular…
- Conditions
- Amblyopia, Amblyopia Unilateral, Amblyopia, Anisometropic, Amblyopia Strabismic
- Trial name
- VARA (NCT07226141)
- Testing
- Valproate, Patch
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Boston Children's Hospital
Optic Neuritis
Privosegtor Investigation in Optic Neuropathies Efficacy Evaluation Research
The goal of this clinical trial is to evaluate the safety and efficacy of privosegtor, a neuroprotective candidate, in patients diagnosed with optic neuritis (ON).
- Trial name
- PIONEER-1 (NCT07623668)
- Testing
- Privosegtor, Methylprednisolone
- Where
- 4 sites in United States
- Volunteers
- 210 people
- Sponsor
- Oculis
Age-Related Macular Degeneration
Expressive Arts-based Intervention for Adults With Age-related Visual Impairment
Age-related Macular Degeneration (AMD) is an age-related eye disease resulting in vision loss. Persons with AMD not only experience a gradual loss of ability in independent living, but also profound impairment in psychosocial…
- Trial name
- NCT05675150
- Testing
- Expressive Arts-Based Intervention
- Where
- Hong Kong
- Volunteers
- 154 people
- Sponsor
- The University of Hong Kong
Visual Impairment
Assessment of Caries Impacts and Experiences in a Visually Impaired Versus Sighted Children Using CARIES-QC/A
The goal of this observational study is to to compare dental caries impacts and experience among visually impaired and sighted children.
- Trial name
- NCT07665047
- Volunteers
- 140 people
- Sponsor
- Cairo University
Retinitis Pigmentosa (RP), Usher Syndrome Type 2
Study to Evaluate Ultevursen in Subjects With Retinitis Pigmentosa (RP) Due to Mutations in Exon 13 of the USH2A Gene
The purpose of this Phase 2b study is to evaluate the safety and tolerability of ultevursen administered via intravitreal injection (IVT) in subjects with Retinitis Pigmentosa (RP) due to mutations in exon 13 of the USH2A gene.
- Conditions
- Retinitis Pigmentosa (RP), Usher Syndrome Type 2, Deaf Blind, Retinal Disease
- Trial name
- LUNA (NCT06627179)
- Testing
- Intravitreal Injection of Ultevursen, No intervention, will not receive any active study intervention
- Where
- 26 sites in United States, Belgium and 8 more
- Volunteers
- 81 people
- Sponsor
- Laboratoires Thea