Jordan Burnham, MD, APMC, an ophthalmologist, owner, and founder at Louisiana Retina in Baton Rouge, Denham Springs, Hammond, and Amite, LA, will present the Department of Ophthalmology Grand Rounds, "Vitrectomy for Vitreous Opacities," at 5 p.m. Thursday, Nov. 21, at UMMC Lakeland Medical (764 Lakeland Dr), room LP104, and online via Webex.