PRK/LASIK/LASEK |
Overcorrection/undercorrection |
Astigmatism |
Regression |
Glare, halo, monocular diplopia |
Dry eye symptoms |
Reduced contrast sensitivity |
|
More common in PRK |
Postoperative pain |
Delayed epithelial healing |
Infection |
Scarring/stromal haze |
|
More common in LASIK |
Flap complications |
Epithelial ingrowth |
Diffuse lamellar keratitis (Sands of Sahara) |
|
More common in LASEK |
Postoperative pain |
Stromal haze |
Flap complications |
|