MARRAKECH, Morocco — The preliminary results of a study comparing individualized topography-guided corneal cross-linking with epithelium-on high-oxygen protocol vs. epithelium-off room-air protocol show that the epi-on procedure might be a valid alternative, with comparable results but less pain.
“CXL can be used to treat keratitis but can also cause keratitis, probably because of removal of the epithelium. In addition, the epi-off treatment results in quite severe pain for at least 4 days,” Anders Behndig, MD, PhD, said at the European Society of Cataract and Refractive
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