Subscleral Trabeculectomy With Iris Incarceration in Buphthalmous

Purpose: To evaluate a new modification for surgical treatment of Buphthalmous using subscleral trabeculectomy (SST) with iris incarceration Design: Prospective, randomized, consecutive interventional comparative study. Setting: Ophthalmology department, Faculty of Medicine, Minia University, 61519, El-Minia, Egypt. Patients and Methods: This was a prospective study of eyes of 40 eyes with buphthalmous in 25 child 15 bilateral and 10 with unilateral Buphthalmous divided into 2 groups. Group 1 (20 eyes ) those underwent subscleral trabeculectomy (SST) with iris incarceration a new modification to SST and group 2 conventional rigid trabeculotomy through a period of 4 years between Jan., 2015 and Feb., 2019. Patient's data of 2 years follow-up were recorded. The primary outcomes were the mean intraocular pressure (IOP) control in which complete success was defined as an IOP ≤18 mm Hg without the use of anti-glaucoma drugs and a qualified success when medications were used to reach this target and times of another surgical interference till reach IOP control. The secondary outcomes were studding bleb formation, the change in corneal diameter (CD), cup disc ratio (C/D) , and axial length (AXL)