Clinical trials: Vision Screening
Visual Fatigue, Dry Eye
A Study of Full-Spectrum Screen Lighting for Reducing Screen-Related Eye Fatigue and Dry Eye
This study will evaluate whether full-spectrum screen bar lighting can reduce eye fatigue and dry eye symptoms after a standardized screen task.
- Conditions
- Visual Fatigue, Dry Eye, Computer Vision Syndrome
- Trial name
- NCT07706231
- Testing
- Full-spectrum screen bar light, Brightness-matched screen task without screen bar lighting
- Where
- China
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Glaucoma, Macular Disease
CEI Van Outreach Screening Study
The primary goal of the trial is to show that optical coherence tomography (OCT) technology can be used to effectively screen for diseases of the eye including glaucoma, macular diseases and keratoconus.
- Conditions
- Glaucoma, Macular Disease, Keratoconus
- Trial name
- NCT01510392
- Testing
- OCT imaging, the FDA Cleared iVue
- Where
- United States
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Computer Vision Syndrome, Asthenopia
Yogic Eye Exercises for Computer Vision Syndrome in Female Design Students
Computer vision syndrome (CVS) is a cluster of eye and musculoskeletal complaints - dryness, redness, blurred vision, foreign body sensation, excessive tearing, and neck, shoulder or back pain - that arises from prolonged work at…
- Conditions
- Computer Vision Syndrome, Asthenopia, Eye Strain, Dry Eye
- Trial name
- NCT07816419
- Testing
- Yogic eye exercise programme
- Where
- Saudi Arabia
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- King Saud University
Age Related Macular Degeneration, Diabetic Retinopathy
Strategies for Improving Linkage-to-Care After Eye Disease Screening
The goal of this randomized, parallel-group, controlled trial is to compare methods of improving linkage-to-care for participants in the Village Integrated Eye Worker II (VIEW II) trial who are referred to the eye hospital…
- Conditions
- Age Related Macular Degeneration, Diabetic Retinopathy, Glaucoma
- Trial name
- NCT06943599
- Testing
- Text Message Reminder, Health Worker Visit
- Where
- United States
- Volunteers
- 3,000 people
- Sponsor
- University of California, San Francisco
Glaucoma
GlaukomAI: Clinical Validation of an AI System for Early Glaucoma Screening
Glaucoma is one of the leading causes of irreversible blindness worldwide. Early diagnosis is crucial to prevent vision loss, but current diagnostic pathways require multiple specialist visits and tests, leading to long waiting…
- Trial name
- GlaukomAIcare (NCT07668193)
- Testing
- GlaukomAI (Sens-vue GlaukomAI)
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Fondazione G.B. Bietti, IRCCS
Amblyopia
5 Years of Eye Screening for ARF in Children Aged <3 Years in Flanders
Researchers will investigate the distribution and evolution of amblyopia risk factors and other refractive errors in children younger than 3 years of age.
- Trial name
- NCT05612568
- Where
- Belgium
- Volunteers
- 250,000 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Eye Fatigue, Diet, Healthy
Lutein Supplementation in Healthy Children
This is a single site, randomized, double-blind placebo controlled parallel arm study assessing the effects of 6 months lutein supplementation on cognitive and visual outcomes in healthy children exposed to excessive digital…
- Conditions
- Eye Fatigue, Diet, Healthy, Cognitive Change
- Trial name
- NCT05314647
- Testing
- lutein
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Northcentral University
Diabetes Mellitus, Diabetic Retinopathy
CLEAR SIGHT: A Trial of Non-Mydriatic Ultra-Widefield Retinal Imaging to Screen for Diabetic Eye Disease
Diabetic eye disease causes major vision loss in many Canadians and is costly. There are effective preventions and treatments for diabetic eye disease but they strongly depend upon regular screening in asymptomatic patients.
- Trial name
- NCT02579837
- Testing
- Optos 200Tx, Zeiss Cirrus
- Where
- Canada
- Volunteers
- 742 people
- Sponsor
- Western University, Canada
Glaucoma
Glaucoma Portugal Screening Trial
Two primary care-based screening systems will be used to identify subjects with referrable glaucoma to hospital care. Subjects between 55 to 65 years old living in two primary care areas (urban area in Lisbon ; countryside…
- Trial name
- Glaucoma PoST (NCT05875090)
- Testing
- Glaucoma Screening
- Where
- 3 sites in Portugal
- Volunteers
- 6,000 people, healthy volunteers welcome
- Sponsor
- Centro Hospitalar Universitário Lisboa Norte
Transthyretin Amyloid Cardiomyopathy
Retinal Fundus Imaging and OCT Imaging for Ocular Detection of ATTR-CM
This multicenter pilot study will enroll adult participants with a confirmed clinical diagnosis of transthyretin amyloid cardiomyopathy (ATTR-CM) and heart failure (HF) controls with documentation within the past 2 years that…
- Trial name
- NCT07690436
- Where
- 20 sites in United States, Germany and 3 more
- Volunteers
- 500 people
- Sponsor
- AstraZeneca
Diabetic Retinopathy, Diabetes Mellitus
Overcoming Barriers in Vision Care Utilization of African Americans With Diabetes
The goal of this project is to implement a Collaborative Translational Research Center (TRC) Network Study which aims to assure optimal two-way communication between ophthalmologists and their patients' primary care physicians…
- Trial name
- NCT01744132
- Testing
- Aim 3: Contract
- Where
- United States
- Volunteers
- 3,000 people
- Sponsor
- Wills Eye
Amblyopia
Gocheck Kids vs. Welch Allyn Spot Vision Screener
The investigators are conducting a prospective evaluation of the ability of two vision photoscreening devices (GoCheck Kids and the Welch Allyn Spot Vision Screener) to detect risk factors for amblyopia.
- Trial name
- NCT04321538
- Testing
- Gocheck Kids, Welch Allyn Spot Vision Screener, Physical Exam
- Where
- United States
- Volunteers
- 227 people
- Sponsor
- Yale University
Glaucoma
Glaucoma Screening to Enhance At-Risk Californians' Health
The vast majority of glaucoma cases in the United States go undetected and untreated until the late stages of the disease. Open-angle glaucoma is a progressive condition that is asymptomatic in its early to moderate stages and…
- Trial name
- G-SEARCH (NCT06854198)
- Testing
- Glaucoma screening with optical coherence tomography (OCT), color fundus photography, and tonometry, Educational Brochure
- Where
- 3 sites in United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Visual Impairment
mHealth Intervention for Improving Eye Health at Community Level
This study is a community trial that aims to establish and evaluate an mHealth screening and promotional tool for improving eye health in Iran.
- Trial name
- Vison mHealth (NCT03922347)
- Testing
- Screening program including 2 consecutive tests, Screening program with mobile health
- Where
- Iran
- Volunteers
- 3,300 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
Glaucoma
Glaucoma Screening With Smartphone Ophthalmology
The purpose of this study is to assess the accuracy and reliability of smartphone ophthalmoscopy compared to slit-lamp biomicroscopy in glaucoma screening for potential community screening programs.
- Trial name
- NCT02520674
- Testing
- optic nerve head ophthalmoscopy
- Volunteers
- 110 people
- Sponsor
- Università degli Studi di Brescia
Neurocognitive Deficit
Validation of MoCA-B and MoCA-Blind for Screening Cognitive Decline
The objective of this observational study is to assess the efficacy of two neuropsychological tests (MoCA-B and MoCA-Blind) in detecting cognitive decline in older adults.
- Trial name
- NCT07846839
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Universidade Federal do Rio Grande do Norte
Amblyopia
Disinvestment Study of Population-Based Vision Screening in Children
The purpose of this study is to determine the optimal screening intervals and cost-effectiveness of population-based vision screening in preverbal children in the Netherlands.
- Trial name
- NCT01675193
- Testing
- Disinvestment protocol
- Where
- 2 sites in Netherlands
- Volunteers
- 10,803 people, healthy volunteers welcome
- Sponsor
- Erasmus Medical Center
2WIN-S Portable Refractor
Comparing Preschool-Aged Refractive Measurements and Amblyopia Risks Using the 2WIN-S Portable Refractor with Vision Screening by Cycloplegic Refraction in Bangkok
The goal of this diagnostic test is to compare the results of refraction and amblyopia risks between using 2WIN-S portable refractor and cycloplegic refraction in pre-school age.
- Trial name
- NCT06148519
- Testing
- 2WIN-S portable refractor
- Where
- Thailand
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Eye Abnormalities, Stroke
The Stroke Vision App: A Screening Tool for Visual Stroke
Visual impairment can affect up to 70% of stroke survivors, but many do not have their vision adequately assessed in hospital. An unidentified visual defect can cause significant problems for recovery and quality of life.
- Trial name
- NCT02539381
- Testing
- Formal Perimetry (Goldman or Octopus visual Field), Albert's visual inattention test, Star cancellation visual inattention test
- Where
- United Kingdom
- Volunteers
- 62 people
- Sponsor
- NHS Greater Glasgow and Clyde
Brain Concussion, mTBI - Mild Traumatic Brain Injury
Screening Instruments for Measuring Visual Symptoms in Victims of Concussion
Visual dysfunction after mild traumatic brain injury (mTBI) is common but often remain undiscovered during longer periods of time. No valid, reliable and easy-to-use screening instrument for uncovering visual dysfunction exists.
- Trial name
- VisCom (NCT05862571)
- Where
- Denmark
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Bispebjerg Hospital