Injury or infection of the cornea, the transparent front window of the eye, can lead to serious visual impairment.
Review Date 5/10/2017
Updated by: Franklin W. Lusby, MD, ophthalmologist, Lusby Vision Institute, La Jolla, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.