Corneal Collagen Cross Linkage

It is a para surgical technique which uses UV light and photo sensitizer( riboflavin) to strengthen chemical bonds in the cornea .The goal of the treatment is the halt progression and irregular changes in the corneal shape known as ectasia .These ectasic changes lead to corneal thinning and increase in curvature of the cornea leading to high myopia and astigmatism .The most common form of ectasia is keratoconus.