Appositional Choroidal Detachment Following XEN45 Gel Stent Requiring Surgical Drainage.

An 82-year-old man with severe primary open angle glaucoma on maximal medical therapy underwent an ab externo closed conjunctival Xen45 device insertion with mitomycin C. The surgery was uncomplicated, with a first postoperative day intraocular pressure (IOP) of 4▒mmHg and visual acuity of 20/40 OD. Ten days later, the patient presented with an IOP of 5mmHg and a visual acuity of counting fingers at 5 feet. Examination showed Seidel negative...