Corneal Crosslinking with Riboflavin
Eyes with progressive keratoconus and ectasia after refractive surgery, especially LASIK.
Corneal crosslinking (CXL) with riboflavin is a procedure where the surface layer of the cornea (epithelium) is generally removed, riboflavin (vitamin B2) drops are placed in the eye for 20-30 minutes, and then controlled ultraviolet light is applied to the cornea for another 2-30 minutes. It is usually performed in n office or minor surgery setting using topical anesthesia. Results demonstrate stabilization of the keratoconus and post-LASIK ectasia, for months or years. Early complications include haze, infection, scarring and worse vision. Long-term results are complications are not yet known. It is not currently FDA-approved for use in the U.S.