Efficacy of ab-interno gelatin microstent implantation in primary and refractory glaucoma.

Objective: To evaluate the outcomes of ab interno gelatin microstent implantation alone and in combination with phacoemulsification for the reduction of intraocular pressure (IOP).

Design: Retrospective cohort study.

Participants: 141 eyes of 141 patients with any glaucoma subtype, including refractory glaucoma, operated in the Centre Hospitalier de l'Université de Montréal (CHUM) from 2015-2018.