Dr. Olivier answers the question: 'What Are The Two Main Types Of Glaucoma?' Aug. 24, 2009— -- Question: What is glaucoma, what are the two main types of glaucoma, and how common are they? (open ...
It’s by far the most common type of glaucoma. It comes on so slowly and painlessly that you can go years without knowing you have it. And by the time you do, it’s likely already done a lot of damage.
Glaucoma is when the optic nerve in the eye becomes damaged. The different stages of narrow angle glaucoma relate to the extent of the damage to the optic nerve and the level of pressure in the eye.