glaucoma valve (AGV) implantation. Design Randomized clinical trial. Participants Sixty-two
eyes from 62 patients undergoing AGV. Methods We randomly assigned patients
undergoing AGV to 2 arms of the study. The case group received AGV implantation with
preoperative betamethasone eye drops, and the control group did not receive preoperative
betamethasone. Follow-up examinations were performed on postoperative day 1, at least …