Visual Remapping to Aid Reading With Field Loss

Recruiting now · Not applicable

Conditions studied: Age-related Macular Degeneration

In brief

Reading performance in patients with Central Vision Loss and age matched controls with artificial scotomas will be measured with and without different kinds of remapping of missing text to different parts of the visual field.

Key facts

Study ID

NCT03848663

Run by

University of Minnesota

People needed

108

Starts

2022-02-01

Expected to finish

2026-11-01

Last updated by the study team

2026-07-08

Who can join

Age: 16 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• 16 years or older
• Central vision loss of at least 5 deg diameter, including the fovea, from bilateral central scotomas
• Stable fixation (+/- 1 deg) using their PRL.
• No cognitive impairment as indicated by a Mini-Mental State Examination (MMSE).
• Satisfactory calibration achievable using eye tracker

You may not qualify if…

• Central vision loss of less than 5 deg diameter; scotomas that do not cover the fovea; unilateral scotomas
• Poor fixation (worse than+/- 1 deg) using their PRL.
• Cognitive impairment as indicated by a Mini-Mental State Examination (MMSE).
• Satisfactory calibration not achievable using eye tracker

Where it is running

• University of Minnesota — Minneapolis, Minnesota, United States (enrolling)

Full record on ClinicalTrials.gov

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