Angle-Closure Glaucoma (Closed-Angle Glaucoma) By Douglas J Rhee, MD, University Hospitals / Case Western Reserve University Reviewed / Revised Apr 2023 View Patient Education Etiology Pathophysiology Symptoms and Signs Diagnosis Treatment Key Points Topic Resources Eye: Anterior and Posterior... Angle-closure glaucoma is glaucoma associated with a physically obstructed anterior chamber angle, which may be chronic or, rarely, acute.