From: Impact of keratoconus stage on outcome after corneal crosslinking
Stage | Kmax | Morphological characteristics |
---|---|---|
Group I | < 48 dpt | Vogt’s striae, no corneal scars, corneal thickness ≥ 400 μm |
Group II | 48–53 dpt | No central scars, corneal thickness ≥ 400 μm |
Group III | > 53 dpt | No central scars, corneal thickness ≥ 400 μm |