Persistent Corneal Edema After Collagen Cross-Linking for Keratoconus

We are intrigued by the case series by Sharma and associates documenting corneal edema after collagen cross-linking. Our group has reported a similar case. An account by Gokhale and 4 cases reported by Koppen and associates constitute other similar reports. This sight-threatening complication seems to be rare, and a series of cases from a single center raises a few questions.

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