Clinical trials: Cerebral Visual Impairment
Cortical/Cerebral Visual Impairment, Cerebral Palsy
Examining the Effect of Eye Gaze Technology on Children With Cortical Visual Impairment
The goal of this study is to learn about eye gaze technology's use as an assessment and intervention of visual skills and the impact on occupational performance in children with cortical/cerebral visual impairment.
- Trial name
- NCT06067607
- Testing
- eye gaze technology
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Rockhurst University
Amblyopia
Early Detection and Prevention of Amblyopia and Visual Impairment Through Systematic Pediatric Vision Screening
Amblyopia, characterized by reduced visual acuity, develops in childhood due to insufficient sensory stimulation of the affected eye.
- Trial name
- FALSSE (NCT07112560)
- Testing
- Standard screening procedure for amblyopia, New amblyopia screening method using a virtual reality headset.
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Preterm Less Than 32wks With IVH, WMI/PVL, Late Preterm or Term (37-42wks) With Neonatal Encephalopathy Treated With Hypothermia for HIE
Cerebral/ Cortical Visual Impairment: Screening, Identification and Outcome Prediction in Neonates
Cerebral/Cortical Visual Impairment (CVI) is the leading cause of childhood visual impairment in the United States and other industrialized countries.
- Trial name
- CVI (NCT07275021)
- Testing
- Prospective Clinical and Neurodevelopmental Data Collection
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Brigham and Women's Hospital
Pituitary Adenoma
OCT-angiography as a Pronostic Marker for Visual Impairment in Patients Undergoing Neurosurgery for Compressive Macroadenoma : a Prospective Study.
The aim of the study is to assess accurancy of OCT angiography as a pronostic marker for patients undergoing neurosurgery for compressiver macroadenoma as compared with visual acuity, visual field and OCT.
- Trial name
- FIRST (NCT04074642)
- Testing
- Neurosurgery
- Where
- 2 sites in France
- Volunteers
- 21 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
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
Amblyopia, Anisometropia
Amblyopia (Lazy Eye) Treatment Study
The purpose of this study is to compare the results of two standard treatments for amblyopia in order to find out if one is more effective than the other.
- Conditions
- Amblyopia, Anisometropia, Strabismus
- Trial name
- NCT00001864
- Testing
- Atropine, Patch
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- National Eye Institute (NEI)
Visual Impairment, Cerebral Visual Impairment
VIPPSTAR-G1 Digital Early Intervention for Visual Impairment
Visual impairment in infancy is associated with significant risks for neurodevelopmental impairment. Early intervention based on enriched visual and multisensory experiences may promote neuroplasticity and improve developmental…
- Conditions
- Visual Impairment, Cerebral Visual Impairment, Neurodevelopmental Disorders, Prematurity
- Trial name
- VIPPSTAR-G1 (NCT07717671)
- Testing
- VIPPSTAR Digital Early Intervention, Standard Clinical Care
- Where
- 5 sites in Belgium, Italy and 1 more
- Volunteers
- 150 people
- Sponsor
- Università degli Studi di Brescia
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
Low Vision, Central Visual Impairment
Vision Rehabilitation Training With Multimodal Feedback in Central Vision Loss
Central vision loss from macular degeneration creates blind spots that impair reading, face recognition, and navigation. Individuals must learn to use peripheral vision, requiring retraining of eye movements.
- Conditions
- Low Vision, Central Visual Impairment, Macular Degeneration
- Trial name
- NCT07577219
- Testing
- eccentric viewing training with biofeedback
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- New England College of Optometry
Visual Impairment, Stroke
Re-Orchestration of Interregional Oscillatory Activity to Promote Visual Recovery
This project assesses the effect of bifocal cross-frequency transcranial alternating current stimulation (tACS) combined with visual training to improve visual recovery and orchestrated oscillatory activity in stroke patients…
- Conditions
- Visual Impairment, Stroke, Parkinson Disease
- Trial name
- R4V (NCT05220449)
- Testing
- Cross-frequency dual-site tACS
- Where
- Switzerland
- Volunteers
- 30 people
- Sponsor
- Ecole Polytechnique Fédérale de Lausanne
Parkinson Disease
Low Vision Occupational Therapy in Parkinson's Disease
The primary aim of this study is to determine whether low-vision occupational therapy improves quality of life in Parkinson's Disease (PD) patients.
- Trial name
- NCT04127838
- Testing
- Low Vision Occupational Therapy
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- University of Alabama at Birmingham
Cerebral Visual Impairment
Neurodevelopmental Outcomes in Cerebral Visual Impairment
Cerebral visual impairment (CVI) is one of the leading causes of pediatric visual impairment and negatively impacts the development of motor, language, and cognitive skills.
- Trial name
- CVI-ND (NCT07212010)
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Cerebral Visual Impairment
joyVision: The Superiority of Co-design in the Development of a Serious Game for Children With Cerebral Visual Impairment
The goal of this clinical trial is to evaluate the superiority of the through codesign redesigned game joyVision over the iVision game for children with a cognitive age between 3 and 12 with CVI.
- Trial name
- NCT07893379
- Testing
- serious game
- Volunteers
- 34 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cortical Visual Impairment
Remote Access: Cortical Visual Impairment
This study aims to compare the efficacy of an in-home telehealth-based intervention to standard care for children with cortical visual impairment and their caregivers and to assess the feasibility and acceptability of an in-home…
- Trial name
- NCT03957980
- Testing
- Occupational therapy
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Central Visual Impairment
Peripheral Reading
The purpose of this study is to evaluate reading performance in the visual periphery by simulating central vision loss using a computer-controlled gaze-contingent display with an eye tracker.
- Trial name
- NCT03640130
- Testing
- Gaze-contingent text enhancement
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Houston
Age-related Macular Degeneration, Dementia
Words on the Brain: Can Reading Rehabilitation for Age-Related Vision Impairment Improve Cognitive Functioning?
Age-related vision impairment and dementia both become more prevalent with increasing age. Research into the mechanisms of these conditions has proposed that some of their causes (e.g., macular degeneration/glaucoma and…
- Conditions
- Age-related Macular Degeneration, Dementia, Low Vision, Low Vision Aids
- Trial name
- WOTB (NCT04276610)
- Testing
- Low Vision Reading Rehabilitation
- Where
- 2 sites in Canada
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Université de Montréal
Hemianopsia, Homonymous, Brain Injury
Biofeedback for Hemianopia Vision Rehabilitation
Patients with brain injury secondary to stroke, surgery, or trauma frequently suffer from homonymous hemianopia, defined as vision loss in one hemifield secondary to retro- chiasmal lesion.
- Conditions
- Hemianopsia, Homonymous, Brain Injury, Stroke, Brain Tumor
- Trial name
- NCT05397873
- Testing
- Biofeedback training
- Where
- Canada
- Volunteers
- 32 people
- Sponsor
- University Health Network, Toronto
Spinocerebellar Ataxia
Measuring Neurological Impairment and Functional Visual Assessment In Spinocerebellar Ataxias
Measuring the various difficulties patients with spinocerebellar ataxias (SCA) report in an accurate manner is important to be able to test any therapy that may be developed.
- Trial name
- NCT00654251
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- University of Mississippi Medical Center
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
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