Gold Micro-Shunt Implants Versus Ahmed Glaucoma Valve

Purpose: To compare long-term outcomes of Ahmed glaucoma valve (AGV), 24 μm Gold Micro-Shunt (GMS), and 48 μm GMS implantation for treatment of refractory glaucoma. Patients and Methods: This was a 3-armed randomized interventional prospective clinical trial. Within an institutional setting, 29 adults (29 eyes) with refractory glaucoma [mean baseline intraocular pressure (IOP) ≥22 mm Hg on maximal medication, status post at least 1 failed...