What is Keratoconus?
Keratoconus is a bilateral, progressive disorder of the cornea (the clear front surface of the eye) which causes it to thin and bulge into the shape of a cone. Prevalence is about 1 in 2000. This cone shaped curvature causes a loss of vision similar to taking a picture through a warped camera lens. The cause of keratoconus is not completely understood, however underlying genetic factors have been shown to play a large part and the genes responsible for it have been identified. Not everyone with the keratoconus gene gets the condition, so environmental factors such as allergies and resultant chronic eye rubbing, are believed to play a part in turning the genes on. Continue reading