Glaucoma is the development of increased pressure within the eye. If left untreated, glaucoma may damage the optic nerve, resulting in visual impairment and eventually blindness.
Update Date 8/24/2013
Updated by: Franklin W. Lusby, MD, Ophthalmologist, Lusby Vision Institute, La Jolla, California. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.