
Keratoconjunctivitis sicca (KCS), or dry eye, is a painful condition in which tear production is decreased or absent and the cornea becomes dry and irritated. If the condition is left untreated, loss of vision can result.

Keratoconjunctivitis sicca (KCS), or dry eye, is a painful condition in which tear production is decreased or absent and the cornea becomes dry and irritated. If the condition is left untreated, loss of vision can result.

Published: March 1st 2005 | Updated: