Can a PowerPoint slideshow help stroke survivors see again?

NCT ID NCT06241209

Recruiting now Symptom relief Sponsor: University of Alberta Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether a simple PowerPoint program that shows moving images in the blind part of a person's vision can help expand their visual field. The trial enrolls 40 adults with hemianopsia (partial blindness) after stroke or brain injury. Participants will watch slides with objects like food or money, and researchers will measure if their vision improves using a standard eye test.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: PowerPoint visual stimulation program
What this could lead to: If it works, this could offer a simple, low-cost way to partially restore vision in people with hemianopsia.
What could go wrong: This is a very small, early-stage study with only 40 participants. The visual stimulation is basic (PowerPoint slides) and may not produce meaningful or lasting improvement. There is a small risk of triggering seizures in susceptible individuals.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for HEMIANOPSIA are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

Hemianopsia vision disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HEMIANOPSIA VISUAL FIELD DEFECT, PERIPHERAL VISUAL IMPAIRMENT

Contacts and locations

Locations

Eye Institute of Alberta, Royal Alexandra Hospital
RECRUITING

Edmonton, Alberta, T5J 0N3, Canada

More trials for these conditions

Other studies related to the condition(s) this trial covers.