Status:
UNKNOWN
Rehabilitating Visual Deficits Caused by Stroke
Lead Sponsor:
University of Oxford
Collaborating Sponsors:
University of Rochester
University of Turin, Italy
Conditions:
Hemianopia
Hemianopsia
Eligibility:
All Genders
18-80 years
Phase:
NA
Brief Summary
This research aims to understand the efficacy of a visual training task to improve visual loss after stroke, also known as hemianopia. The investigators aim to understand whether training can improve ...
Detailed Description
Damage to the primary visual cortex (V1) due to stroke usually results in loss of visual function in half of the visual world, this is known as hemianopia. This visual loss can negatively affect quali...
Eligibility Criteria
Inclusion
- Aged 18-80
- Participant is willing and able to give informed consent for participation in the study
- Fluent English-speaking healthy adults
- Has suffered damage to the visual cortex at least 6 months before the study
Exclusion
- Previous eye disease or impairment other than hemianopia
- Neurological or psychiatric illness
- Contraindication to MRI
- Pregnant or breast feeding
- Second stroke during training
- Data quality assurance (participant data will be removed from analysis for the following reasons):
- Concurrent participation in other "vision therapy"
- Unreliable visual fields, indicated by greater than 20% fixation losses, false positives, or false negatives
- Inability to demonstrate fixation stability on eye movement monitored testing
- Failure to complete at least 100 training sessions over 6-months
Key Trial Info
Start Date :
December 13 2020
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
October 16 2024
Estimated Enrollment :
20 Patients enrolled
Trial Details
Trial ID
NCT04878861
Start Date
December 13 2020
End Date
October 16 2024
Last Update
May 10 2021
Active Locations (1)
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1
Wellcome Centre For Integrative Neuroimaging, University of Oxford
Oxford, Oxfordshire, United Kingdom, OX3 9DU