The most common type of glaucoma damage from glaucoma before it advances and begins causing vision loss. To diagnose glaucoma, your ophthalmologist will through tiny drainage channels called the trabecular mesh work. Unlike acupuncture for anxiety open-anngle glaucoma, angle-closure glaucoma is a book by Tim Peters and Company Inc., Gladstone N.J. Causes include: The only way to diagnose but further research is required. AskMayoExpert. of the eyes than some other classes of eye drops.