Fig. 3From: One-year follow-up of accelerated transepithelial corneal collagen cross-linking for progressive pediatric keratoconusOne-year topographic map changes in a typical case. (Comparison of topographic maps preoperatively and at 1 year postoperatively, showing an increase in K1 of 0.9 D, and a decrease in K2 of 1.7 D)Back to article page