Glaucoma Patient (IMAGE) American Academy of Ophthalmology Caption A patient is evaluated with the newly developed virtual reality-based balance assessment test at the UCSD Visual Performance Laboratory. Credit UCSD Visual Performance Laboratory Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.