Training Oculo-motor Control to Improve Vision When Using a Preferred Retinal Locus
Central Visual Impairment
About this trial
This is an interventional treatment trial for Central Visual Impairment
Eligibility Criteria
Central Vision Loss Group Inclusion Criteria: Bilateral foveal loss that includes the fovea in each eye, as determined through retinal examination fluent in English Cognitive function MoCA (Montreal Cognitive Assessment) test >20 Binocular visual acuity 20/800 or better able to sit for at least an hour Exclusion Criteria: speech impediment history of neurological or psychiatric disease inability to provide informed consent inability to follow instructions in English Normal Vision Control Group Inclusion Criteria: fluent in English Cognitive function MoCA (Montreal Cognitive Assessment) test >25 Binocular visual acuity 20/40 or better able to sit for at least an hour Exclusion Criteria: any ophthalmic disease that might impact on the conduct of the study, especially conditions that cause vision field loss speech impediment history of neurological or psychiatric disease inability to provide informed consent inability to follow instructions in English
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Experimental
Active Comparator
central vision loss
normal vision
will receive behavioral intervention
using simulated central scotomas, will receive behavioral intervention