Glaucoma one of the commonest ocular disorder a silent blinding disease if not diagnosed and managed in time will lead to permanent blindness. Besides genetic factor,  increasing age myopia black ethnicity diabetes, hypertension are the contributory factors. The family history of glaucoma is also an important contributory factor. It is important as a part of community ophthalmology to screen patients after 40 years of age by assessing them.

By way of doing refraction assessment of in op scleral rigidity facility of aqueous outflow reduction. After 40 years of age in this way, we may pick up the cases. Once a patient established a case of glaucoma, 3 imporsatant things are done IOP Visual fields Fundus IOP is controled by Medical management Surgical If medical management fails  option is surgical in past. The surgical procedures  were  filtering procedures in form  of  Trephining…