The Pressure to Beat Glaucoma

Glaucoma, a major cause of blindness, is characterized by increased intraocular pressure (although it can also occur with normal intraocular pressure), optic nerve damage, and the gradual loss of peripheral vision. Often, the increase in pressure is the result of inadequate drainage of aqueous humor, which normally flows from the posterior chamber behind the iris to the anterior chamber in front of the iris.

Approximately 90% of glaucoma cases are of the open angle form, in which there is a wide, open angle between the eye’s iris and cornea. In angle-closure glaucoma, the angle between the iris and …read more