Kerato-what?

For the last few years, Corneal Collagen Cross-linking should have been the "next big thing" for people with keratoconus, and is just now about to hit the mainstream. It can be done with or without the surgical element. Will optometry be providing corneal collagen cross-linking? Based on this article, probably so:

Epithelium on cross-linking

What is keratoconus? Wikipedia gives the best starting place:

Keratoconus

Image: National Keratoconus Foundation