Table 1 FDA Indications for LASIK and PRK: [2]
From: Excimer laser 6th generation: state of the art and refractive surgical outcomes
LASIK | PRK | |
|---|---|---|
Myopia | Less than −14.0 D with or without astigmatism between −0.50 and −5.00 D | Up to −12.0 D with or without astigmatism up to −4.00 D |
Hyperopia | Up to + 5.00 D with or without astigmatism up to +3.00 D | Up to +5.00 D with or without astigmatism up to +4.00 D |
Mixed astigmatism | Astigmatism up to 6.00 D, cylinder is greater than sphere and of opposite sign. | |