Retinal endovascular surgery helps those with CRVO, HRVO

Fort Lauderdale, FL-Vitrectomy with retinal vein cannulation and infusion of tissue plasminogen activator (t-PA) is a relatively safe procedure that improves vision in patients with central retinal vein occlusion (CRVO) or hemispheric retinal vein occlusion (HRVO), according to Jeffrey N. Weiss, MD.