Clinical trials: Homonymous Quadrantanopia
Vision Loss Partial, Vision; Loss, Both Eyes
Effect of Visual Retraining After Stroke
This project is intended to collect data using standard clinical tests and psychophysics to quantify the effect of visual cortical damage on the structure of the residual visual system, visual perception, spatial awareness, and…
- Conditions
- Vision Loss Partial, Vision; Loss, Both Eyes, Hemianopia Homonymous, Hemianopia
- Trial name
- urochester (NCT06121219)
- Testing
- Training in the Blind Field
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Rochester
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
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
Vision Loss Partial, Vision; Loss, Both Eyes
Understanding Visual Processing After Occipital Stroke
The purpose of this study is to investigate how visual orientation discrimination and metacognition (i.e., perceptual confidence) are affected by occipital stroke that causes hemianopia and quadrantanopia in adults.
- Conditions
- Vision Loss Partial, Vision; Loss, Both Eyes, Hemianopia, Homonymous, Hemianopia
- Trial name
- NCT06352086
- Sponsor
- University of Rochester
Visual Field Defect, Stroke
Home-based Vision Rehabilitation Guided by Brain Imaging
The BRIGHT (Behavioral Rehabilitation Through Image-Guided Home-based Training) study aims to evaluate the effectiveness of image-guided, home-based perceptual training at improving visual performance in individuals with visual…
- Conditions
- Visual Field Defect, Stroke, Hemianopia Homonymous, Quadrantanopia
- Trial name
- BRIGHT (NCT07635329)
- Testing
- High-level perceptual learning-based training, Low-level perceptual learning-based training
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Georgetown University
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
Vision Loss Partial, Hemianopia
Effect of Visual Retraining on Visual Loss Following Visual Cortical Damage
This project is intended to collect data using standard clinical tests and psychophysics to quantify the effect of visual cortical damage on the structure of the residual visual system, visual perception, spatial awareness, and…
- Conditions
- Vision Loss Partial, Hemianopia, Hemianopia Homonymous, Quadrantanopia
- Trial name
- NCT05098236
- Testing
- Training in the Blind Field, Training in the Sighted Field
- Where
- United States
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Homonymous Hemianopia, Homonymous Quadrantanopia
Reminder-cue Scanning Training for Homonymous Visual Field Loss
This study will evaluate a new approach to training people with visual field loss to scan when driving
- Trial name
- NCT06136169
- Testing
- Reminder-cue scanning training
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Homonymous Hemianopsia, Homonymous Quadrantanopia
PAVE (Parallactic Visual-Field Enhancement) System for Treatment of Chronic Visual Field Loss Due to Stroke, Traumatic Brain Injury, or Brain Surgery
This is a research study to evaluate the effectiveness of the PAVE (Parallactic Visual-Field Enhancement) System for the treatment of chronic visual field loss due to stroke, traumatic brain injury, or brain surgery.
- Trial name
- NCT07185971
- Testing
- PAVE (Parallactic Visual-Field Enhancement) treatment using a virtual reality head mounted display
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- NeuroAEye LLC
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
Stroke, Ischemic, Quadrantanopia
Vision Loss Impact on Navigation in Virtual Reality
The purpose of this research is to better understand the impact of cortically-induced blindness (CB) and the compensatory strategies subjects with this condition may develop on naturalistic behaviors, specifically, driving.
- Conditions
- Stroke, Ischemic, Quadrantanopia, Hemianopsia, Homonymous, Hemianopia, Homonymous
- Trial name
- NCT06047717
- Testing
- Virtual Reality Driving Task
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Rochester