Age

18–any

Sex

ALL

Healthy volunteers

Accepted

Diagnosis of primary open angle glaucoma (OAG); including ocular hypertension, pigmentary dispersion syndrome and pseudoexfoliation syndrome
Participant must be over 18 years of age
IOP \> 16mmHg on at least two consecutive occasions separated by one month
Two sighted eyes with visual acuity of 20/200 or better
Informed consent from patient

Diagnosis of secondary OAG (aside from pigmentary and pseudoexfoliation glaucoma) or narrow angle glaucoma
Previous incisional glaucoma surgery
Incisional glaucoma surgery scheduled within 1 year of intervention
Corneal disease affecting visualization of anterior chamber of the eye
Treatment or plan to treat with topical or systemic steroids
Previous laser treatments (selective laser trabeculoplasty or Argon laser trabeculoplasty)
Other eye disorders or surgical procedures (ie retinal detachment) that may influence the results of glaucoma surgery.

Effect of Mitomycin-C on the Outcomes of Patients Receiving Ahmed Glaucoma Valve Implantation Surgery