Primary viscocanalostomy versus trabeculectomy in white patients with open-angle glaucoma: A randomized clinical trial.


PURPOSE To compare viscocanalostomy, a nonpenetrating procedure for glaucoma treatment, with trabeculectomy. DESIGN Randomized controlled trial. PARTICIPANTS Twenty white subjects (20 eyes) with open-angle glaucoma with no history of surgery were enrolled. METHODS Ten subjects were randomly assigned to viscocanalostomy according to Stegmann's… (More)