Difference between of PRK and LASIK
PRK | LASIK | |
Pain and discomfort | Moderate | Mild |
Need for bandage contact lens | Yes for 3-5 days | Not required |
Functional visual recovery | 1-2 weeks | Clear vision from next day |
Stable refraction | 1 month | 2 weeks |
Best for | Patients with thin cornea and low errors of refraction | Wider acceptable criteria for correction |
Intraoperative complications | Nil | Flap related complication like free cap , incomplete cap etc |
Post operative | No major complications except corneal haze rarly | Flap displacement spontaneous or trauma related is always a risk |
Good for people who | Are into contact sports, combat situations eg army | Need a very fast visual recovery |