,PROCEDURE: ,The risks and benefits of glaucoma surgery were discussed at length with the patient including bleeding, infection, reoperation, retinal detachment, diplopia, ptosis, loss of vision, and loss of the eye, corneal hemorrhage hypotony, elevated pressure, worsening of glaucoma, and corneal edema. 
,PROCEDURE : , The risks and benefits of glaucoma surgery were discussed at length with the patient including bleeding , infection , reoperation , retinal detachment , diplopia , ptosis , loss of vision , and loss of the eye , corneal hemorrhage hypotony , elevated pressure , worsening of glaucoma , and corneal edema .