Clinical trials: Hemianopia, Homonymous
Hemianopia, Brain Tumor
Visual Rehabilitation in Children With Homonymous Hemianopia: a Pilot Study on Virtual-reality Stimulation
There are currently no visual rehabilitation strategies for children presenting visual field defects consecutive to a brain tumor or its treatment.
- Conditions
- Hemianopia, Brain Tumor, Children, Only
- Trial name
- HH-IVR (NCT05065268)
- Testing
- Immersive Virtual-Reality Stimulation
- Where
- 2 sites in Canada
- Volunteers
- 10 people
- Sponsor
- The Hospital for Sick Children
Homonymous Hemianopia
Clinical Trial of Multi-Periscopic Prism Glasses for Hemianopia
This clinical trial will evaluate the efficacy of two types of high-power prism glasses that provide field of view expansion for patients with homonymous hemianopia (the complete loss of half the field of vision on the same side…
- Trial name
- NCT04827147
- Testing
- Multi-Periscopic Prism (MPP) glasses, Fresnel Peripheral Prism (FPP) glasses
- Where
- 8 sites in United States
- Volunteers
- 64 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
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
Ongoing Effect of Expansion Prisms Following the Discontinuation of Use on Visual Field Enlargement and Retrograde Ganglion Cell Degeneration in Homonymous Hemianopia Patients
The goal of this observational study is to learn about the long-term effects of Pelli prism in Hemianopia patients who take Prisms for awareness of the area they cannot see.
- Trial name
- NCT06674369
- Testing
- Peli prism for hemianopia
- Where
- Turkey (Türkiye)
- Volunteers
- 15 people
- Sponsor
- Okan University
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
Homonymous Hemianopia
Homonymous Hemianopia in Childhood
The study will consist of two connected components at a single centre. Phase 1 is observational, phenotyping children with Homonymous hemianopia (HH).
- Trial name
- HHIC (NCT06115317)
- Testing
- Prism
- Where
- United Kingdom
- Volunteers
- 25 people
- Sponsor
- Institute of Child Health
Hemianopsia, Homonymous Hemianopia
Feasibility Test of Virtual Reality Obstacle Detection for Low Vision Walking
The investigators are developing a new test of pedestrian hazard detection in virtual reality (VR) head-mounted display (HMD) headset, which shows virtual oncoming pedestrians in 3D while subjects are walking in real-world…
- Conditions
- Hemianopsia, Homonymous Hemianopia, Tunnel Vision, Visual Field Defect, Peripheral
- Trial name
- NCT05141604
- Testing
- Field expansion view
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Massachusetts Eye and Ear Infirmary