Clinical trials: Low Vision
Eye Disease
Characterization of Potential Biomarkers of Eye Disease and Vision
Characterize potential biomarkers of sight-threatening eye diseases based on the information acquired in clinical practice at CEC, AIBILI
- Trial name
- EYE-MARKER (NCT02500862)
- Where
- Portugal
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Association for Innovation and Biomedical Research on Light and Image
Dry Age-related Macular Degeneration
Observational Study of Vision Improvement in Late Stage Dry AMD Patients
The purpose of this study is to assess the vision improvement achieved by patients with late stage dry age-related macular degeneration who received corneal treatments by a low vision aid device.
- Trial name
- NCT04349254
- Testing
- Corneal treatment by a low vision aid device
- Where
- Canada
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Optimal Acuity Corporation
Persons With Visual Disabilities, Breast Neoplasms
Breast and Cervical Cancer Awareness Training in Visually Impaired Women
This quasi-experimental study aims to determine whether a breast and cervical cancer awareness training program can increase participation in cancer screening among women with visual impairments.
- Conditions
- Persons With Visual Disabilities, Breast Neoplasms, Uterine Cervical Neoplasms, Awareness
- Trial name
- GORSEM (NCT07541859)
- Testing
- Cancer Screening Awareness Education for Visually Impaired Women
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Marmara University
Blindness, Blindness, Acquired
Advanced Spatiomotor Rehabilitation for Navigation in Blindness & Visual Impairment
One of the most challenging tasks for blind and visually impaired individuals is navigation through a complex environment. The goal of the present multidisciplinary study is to increase spatial-cognition abilities in people who…
- Conditions
- Blindness, Blindness, Acquired, Low Vision, Blindness, Complete
- Trial name
- NCT05377853
- Testing
- Cognitive-Kinesthetic Navigational Training
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Smith-Kettlewell Eye Research Institute
Vision Loss
First-Sight Refractive Error Correction in the Developing World
The aim of this study is to test the efficacy of the First-Sight refractive kit designed to provide refractive correction of simple hyperopia, myopia and astigmatism with autorefraction.
- Trial name
- NCT01598818
- Where
- 2 sites in United States, Haiti
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Breast Cancer Awareness and BSE in Visually Impaired Women
Visually Impaired Women Model-based Cancer Education and Breast Self-examination
The aim of our study was to raise awareness among visually impaired women, who are in the vulnerable group, about breast cancer, which ranks first among female cancers, and to teach breast self-examination.
- Trial name
- NCT06274762
- Testing
- Training and BSE application on a model
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Marmara University
Neurofibromatosis Type 1 (NF1), NF2-related Schwannomatosis
How Can the Experience of Hospital Outpatient Departments be Improved?
This project aims to improve outpatient departments by working with patients and staff to make these spaces more inclusive for people with sensory challenges (it focuses on people with nerve tumour conditions as they are more…
- Trial name
- NCT07818213
- Testing
- Qualitative data collection activities
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- King's College London
Relative Afferent Pupil Defect (RAPD)
Measuring Relative Afferent Pupillary Defect
The goal of this prospective reliability study is to test the effectiveness of a commercially available, off-the-shelf virtual reality head-mounted display (VR HMD) and machine learning (ML) algorithms in detecting Relative…
- Trial name
- RAPD (NCT05799066)
- Testing
- Swinging Light test, Virtual Reality Head-Mounted Display (VR HMD)
- Where
- United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Visual Impairment
Validity of at Home Visual Acuity Measurements for Telemedicine During Corona Virus (COVID-19) Pandemic
Prompted by the current COVID-19 pandemic, the American Academy of Ophthalmology has recommended the use of telemedicine to continue ophthalmic care while maintaining patient and provider social distancing.
- Trial name
- NCT04391166
- Testing
- Non invasive visual acuity testing
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Glaucoma
The Water Drinking Test in Glaucoma Study
To investigate the correlation and agreement between the intraocular pressure peaks detected during the water drinking test and modified diurnal tension curve in glaucomatous eyes and to analyse whether this is associated with…
- Trial name
- WIGS (NCT05283031)
- Testing
- Modified Diurnal Tension Curve
- Where
- United Kingdom
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Visual Impairment, Age-Related Macular Degeneration (AMD)
Prevalence and Determinants of Shoulder Girdle Musculoskeletal Complaints in Geriatric Patients With Diminished Vision
This case-control study aims to investigate the prevalence and determinants of shoulder girdle musculoskeletal complaints (pain, spasm, stiffness, range of motion impairments) in geriatric patients (aged 60+) with diminished…
- Conditions
- Visual Impairment, Age-Related Macular Degeneration (AMD), Musculoskeletal Pain, Shoulder Pain
- Trial name
- NCT07206654
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Beni-Suef University
Macular Degeneration, Age-Related, Diabetic Retinopathy
Visual Enhancement Device in Low Vision Patients
This study will be a prospective, non-randomized study of low-vision individuals diagnosed with either age-related macular degeneration (AMD) or diabetic macular edema with ETDRS visual acuity from 20/60 to 20/400 in both eyes…
- Trial name
- Evergaze (NCT03794752)
- Testing
- Head-Mounted Visual Enhancement Device
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Psychophysiology, Visually Impaired Persons
Study of Effectiveness of Audio Guided Deep Breathing on Improving the Quality of Life of Physically Disabled Group
Diaphragmatic breathing brings different advantages to improve physical and mental health but it could be difficult for the physically disabled group to follow the practice by themselves especially those with vision impairment.
- Conditions
- Psychophysiology, Visually Impaired Persons, Physiological Phenomena, Psychological Stress
- Trial name
- NCT05396027
- Testing
- Audio-guided deep breathing
- Where
- Malaysia
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Universiti Tunku Abdul Rahman
Ocular Surface Disease, Glaucoma
Effects of Topical Low Dose Preservative-free Hydrocortisone on Intraocular Pressure
Evaluation of the safety and efficacy of hydrocortisone eye drops in the treatment of OSD (ocular surface disease) patients with and without glaucoma.
- Trial name
- NCT04536129
- Testing
- Hydrocortisone (CORTIVIS ®)
- Where
- Italy
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Molise
Visual Impairment, Hearing Loss
Survey of Sensory Impairment Indicators Among Adults Aged 65 Years and Older in Xinxing County
This cross-sectional population-based survey will be conducted among residents aged 65 years and older in Xinxing County, Yunfu, Guangdong Province, China.
- Conditions
- Visual Impairment, Hearing Loss, Dual Sensory Impairment, Cataract
- Trial name
- NCT07694505
- Where
- China
- Volunteers
- 2,854 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Concussion, Eye
The Effects of Concussion on Gait and Posture in Individuals With Peripheral Vision Loss
Changes in gait and balance often occur in individuals who have suffered a concussion. In addition, a subset of concussed individuals also experience peripheral vision loss.
- Trial name
- NCT05948501
- Where
- 2 sites in United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Gaylord Hospital, Inc
Vision Impairment, Eye Diseases
The Proactive Ophthalmic Examination Cohort
The Proactive Ophthalmic Examination Cohort of Older Adults is a prospective cohort study recruiting community-dwelling older adults aged 65 years or older.
- Trial name
- POEC (NCT05851287)
- Where
- China
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Space Flight Associated Neuro-ocular Syndrome
Countermeasures for Visual Impairment in Astronauts
This study is being done to prevent changes in the vision of astronauts during prolonged residence on the International Space Station or a mission to Mars.
- Trial name
- STOP-VIIP (NCT05016414)
- Testing
- Lower body negative pressure
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Vision Disorders, Vision, Low
Viewing Strategy Training in Children With (Cerebral) Visual Impairment
Viewing strategies are strategies used to process visual Information. Many children with visual impairment seem to lack systematic viewing strategies.
- Trial name
- NCT05600140
- Testing
- Viewing strategy training
- Where
- Netherlands
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Royal Dutch Visio
Parkinson Disease, Visual Impairment
The Correlation of Reduction of Levodopa and Non-motor Symptoms of Parkinson's Disease After Deep Brain Stimulation
Patients with parkinson disease (PD) usually reduced the dose the levodopa after received deep brain stimulation (DBS). However, studies seldomly mentioned about the influences on non-motors systems after the reduction.
- Trial name
- NCT05901350
- Testing
- Levodopa
- Where
- China
- Volunteers
- 338 people, healthy volunteers welcome
- Sponsor
- Qilu Hospital of Shandong University