Overcorrections. It's Also possible that the laser will eliminate a lot of tissue from a eye. Overcorrections may very well be more difficult to repair than undercorrections. The thickness from the cornea is a crucial consideration for LASIK candidacy. If the corneas are much too skinny, substitute procedures like PRK https://directoryark.com/listings13454115/the-best-side-of-lasik-eye-surgery