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Visual rehabilitation using video game stimulation for Stargardt disease
Dhanashree Ratra1, Archayeeta Rakshit2, Vineet Ratra3
1Department of Vitreoretinal diseases, Medical Research Foundation, Sankara Nethralaya, Chennai, India.
Therapeutic Advances in Ophthalmology
|March 20, 2019
Summary
Video game play can improve vision in Stargardt disease patients by enhancing visual acuity and fixation. This simple technique offers a new rehabilitation option for those with central vision loss.
Area of Science:
- Ophthalmology
- Neuroscience
- Rehabilitation Medicine
Background:
- Stargardt disease is a common inherited macular degeneration causing severe vision loss.
- Video games offer a potential biofeedback mechanism for visual rehabilitation and fixation training.
Purpose of the Study:
- To explore visual improvement in Stargardt disease patients using video game stimulation for rehabilitation.
Main Methods:
- Eight Stargardt disease patients with nonatrophic macula underwent 40 hours of video game training.
- Evaluations included visual acuity, contrast sensitivity, fixation stability, and electroretinography before and after training.
Main Results:
- Significant improvements were observed in visual acuity (p=0.027), contrast sensitivity (p=0.002), and fixation stability (p=0.022).
- Subjective improvements in vision-related tasks were reported, alongside enhancements in stereopsis and pattern visual evoked potentials.
Conclusions:
- Video game stimulation can effectively improve visual functions in Stargardt disease patients.
- This method presents a simple, accessible rehabilitatory technique for central vision loss management.
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