Clinical trials: Visual Field Defects
Glaucoma
Analysis of the Eye in Patients With Primary Open-Angle Glaucoma and a Visual Field Defect in One Eye
The study aims to further understand glaucoma pathogenesis and progression by utilizing enhanced depth imaging optical coherence tomography to visualize and measure lamina cribrosa in vivo and segmentation technology to…
- Trial name
- NCT02622191
- Testing
- Spectral domain Optical Coherence Tomography
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Stroke, Ischemic, Quadrantanopia
Visual Rehabilitation After Occipital Stroke
This research aims to examine changes in plastic potential of the visual system with time from stroke affecting primary visual cortex.
- Conditions
- Stroke, Ischemic, Quadrantanopia, Vision Loss Partial, Visual Field Defect, Peripheral
- Trial name
- NCT04798924
- Testing
- Subacute Training in the intact field, Subacute Training in the blind field, Chronic Training in the blind field
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Rochester
Acquired Visual Field Defects
Rehabilitation For Acquired Visual Field Defects: Development Of A Bottom-Up Approach
Cortical Visual Field Defects (CFVD) are common after acquired brain injury. They often cause problems with reading and visual exploration which impact on patients' quality of life.
- Trial name
- VISIOTRAIN (NCT01730560)
- Testing
- Treatment A, Treatment B
- Where
- France
- Volunteers
- 22 people
- Sponsor
- Hospices Civils de Lyon
Acute Stroke, Visual Field Loss
Fluoxetine for Visual Recovery After Ischemic Stroke
The purpose of this study is to determine whether fluoxetine, a selective serotonin reuptake inhibitor commonly used for depression, enhances visual recovery after an acute ischemic stroke.
- Trial name
- FLUORESCE (NCT02737930)
- Testing
- Fluoxetine
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- Bogachan Sahin
Glaucoma
Heidelberg Edge Perimetry (HEP) Detecting Glaucomatous Visual Field Defects
The purpose of this study is to compare standard automated perimetry (SAP) using the Heidelberg Edge Perimeter (HEP) to the Octopus Visual Field (OVF) analyzer and determine test-retest reliability of both parameters in detecting…
- Trial name
- HEP (NCT02526654)
- Testing
- Heidelberg Edge Perimeter, Octopus Visual Field, Optical Coherence Tomography
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Stroke, Visual Field Defect
Visual Restoration Using Focused Ultrasound Stimulation and Immersive Virtual Reality After Stroke
This research will explore if brain stimulation combined with virtual reality therapy improves visual impairment. The stimulation technique is called low-intensity focused ultrasound stimulation (LIFUS).
- Conditions
- Stroke, Visual Field Defect, Visual Field Defect Following Cerebrovascular Accident, Hemianopia
- Trial name
- LIFU-IVR (NCT06875206)
- Testing
- Low-intensity focused ultrasound, Immersive virtual reality, Inactive Low-intensity focused ultrasound
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Duke University
Optic Nerve Disease, Macular Disease
Implementation of the NEDS EyeCTester App
Group 4a and 4b was an FDA trial that showed that patients who have an Amsler grid abnormality on paper, have a similar abnormality on the app.
- Conditions
- Optic Nerve Disease, Macular Disease, Visual Pathway Disorder
- Trial name
- NCT04607369
- Testing
- EyeCTester
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Neuro-Eye Diagnostic Systems, LLC
Pseudotumor Cerebri
Multifocal Chromatic Pupilloperimetry in Patients With Pseudotumor Cerebri and Healthy Subjects.
PTC(Pseudotumor cerebri) patients may develop increased Intracranial pressure (ICP) that can produces increased pressure around the distal optic nerve,which is likely followed by venule compression, ischemia, and loss of visual…
- Trial name
- NCT03304314
- Testing
- objective chromatic multifocal pupillometer
- Where
- Israel
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Visual Field Defect, Peripheral
Feasibility of Visual Field Screening Apps
A visual field (VF) is a measurement of how wide an area our eyes can see when fixed onto a point. Visual field testing is one of the ways of assessing how much vision there is in each eye and how much vision might have been lost…
- Trial name
- VISA (NCT05169983)
- Testing
- iPad-Based Visual Field Test
- Where
- United Kingdom
- Volunteers
- 45 people
- Sponsor
- University Hospital Southampton NHS Foundation Trust
Hemianopia, Homonymous, Tunnel Vision
Feasibility Tests for Various Prism Configurations for Visual Field Loss
The investigators will develop and test different configurations of high-power prisms to expand the field of vision of patients with visual field loss to assist them with obstacle detection when walking.
- Conditions
- Hemianopia, Homonymous, Tunnel Vision, Visual Field Defect, Peripheral, Visual Field Constriction Bilateral
- Trial name
- NCT04424979
- Testing
- High power prisms
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Visual Fields Hemianopsia, Hemianopsia, Homonymous
Visual Perceptual Learning for the Treatment of Visual Field Defect
This study evaluates the efficacy of visual perceptual learning for the treatment of visual field defect caused by brain damage.
- Trial name
- VIVID2 (NCT04102605)
- Testing
- Nunap Vision, Nunap Vision-C
- Where
- 5 sites in South Korea
- Volunteers
- 80 people
- Sponsor
- Nunaps Inc
Hemianopia, Quadrantanopia
The Use of Transcranial Direct Current Stimulation (TDCS) to Enhance the Rehabilitative Effect of Vision Restoration Therapy
The purpose of our study is to explore the efficacy of combination of brain stimulation with visual rehabilitation in patients with visual field loss resulting from brain lesions.
- Conditions
- Hemianopia, Quadrantanopia, Scotoma, Visual Field Loss
- Trial name
- NCT00921427
- Testing
- Vision Restoration Therapy (VRT), Transcranial direct current stimulation (tDCS)
- Volunteers
- 20 people
- Sponsor
- Beth Israel Deaconess Medical Center
Hemianopsia, Homonymous
Testing of a Functional Outcome Measure for Those With Visual Field Defects
This study is designed in two Phases. In phase 1, the Functional Outcome Measure will be tested to determine its validity and reliability in three populations, subjects that have not had a stroke and have no visual field defect…
- Trial name
- FOM (NCT00731796)
- Testing
- Functional Outcome Measure
- Where
- 3 sites in United States
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- NovaVision, Inc.
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
Ischemic Stroke, Visual Field Defect
Norwegian Occipital Ischemic Stroke Study
Patients who suffer an ischemic stroke in the occipital lobe often experience Visual Field defects. Visual Field defects are negatively correlated to falling, institutionalisation, rehabilitation outcome and quality of life.
- Trial name
- NOR-OCCIP (NCT02307981)
- Testing
- Training with vision teacher (visual rehabilitation)
- Where
- 2 sites in Norway
- Volunteers
- 75 people
- Sponsor
- Haukeland University Hospital
Visual Field Defect, Peripheral, Stroke
Improving Visual Field Deficits With Noninvasive Brain Stimulation
This is a randomized, pilot interventional study in participants with visual field deficit (VFD) caused by cortical lesion. Damage to the primary visual cortex (V1) causes a contra-lesional, homonymous loss of conscious vision…
- Conditions
- Visual Field Defect, Peripheral, Stroke, Visual Impairment, Hemianopsia
- Trial name
- NCT05085210
- Testing
- transcranial random noise stimulation (tRNS), Computer Based Visual Training, Virtual Reality Based Visual Training
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Beth Israel Deaconess Medical Center
Retinitis Pigmentosa
Evoked Retinal Response
Retinitis pigmentosa (RP) is the name given to a group of inherited eye diseases that affect the retina (the light-sensitive part of the eye).
- Trial name
- NCT01415453
- Testing
- Ultrasound Stimulus
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Columbia University
Age Related Macular Degeneration
Comparison Between Foresee Home and Optical Coherence Tomography (OCT) Visual Field Defects in Patients With Choroidal Neovascularization (CNV)
The Foresee Home is used in the recent years to detect age-related macular degeneration (AMD) lesions. The device is capable of differentiation as to stages of AMD and early detection of changes including choroidal…
- Trial name
- NCT01073592
- Where
- Israel
- Volunteers
- 10 people
- Sponsor
- Notal Vision Ltd.
Stroke
Pilot RCT of Computer-based Eye Movement Training
The goal of this study is to learn whether NeuroEyeCoach, a computer-based eye movement training programme, can help stroke survivors with visual field loss. The study will also assess whether a larger clinical trial is feasible.
- Trial name
- CRYSTAL (NCT07752563)
- Testing
- NeuroEyeCoach eye movement training, Usual Care
- Volunteers
- 60 people
- Sponsor
- Glasgow Caledonian University
Visual Field Defect Following Cerebrovascular Accident, Hemianopia
Multisensory Telerehabilitation for Visual Field Defects
Brain injuries may cause the loss of the ability to see portions of the visual field, the so-called visual field defects (VFDs).
- Conditions
- Visual Field Defect Following Cerebrovascular Accident, Hemianopia, Brain Injuries
- Trial name
- MUST (NCT06341777)
- Testing
- Audio-visual training (AVT) telerehabilitation
- Where
- Italy
- Volunteers
- 72 people
- Sponsor
- Istituto Auxologico Italiano