Sanjay Sharma, Queen's University (IMAGE) Queen's University Caption Queen's University Ophthalmology professor Sanjay Sharma leads a team investigating sudden-onset flashes and floaters. Credit Insidermedicine 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.