Comparing the Baerveldt and Paul Glaucoma Drainage Devices and Their Effects on the Corneal Endothelium

Exclusion Criteria

• •History of intraocular surgery (e.g. vitrectomy, cataract surgery, cyclodestructive procedures etc).
• •History of ocular comorbidity (e.g. active uveitis, proliferative diabetic retinopathy).
• •Pseudophakia.
• •Functionally monocular patients.
• •Need for glaucoma surgery combined with other ocular procedures (i.e. cataract surgery, keratoplasty, or retinal surgery) or an anticipated need for additional ocular surgery.
• •Narrow anterior chamber angle.
• •Best corrected visual acuity less than 0.1.
• •Severe blepharitis.