PHILADELPHIA — In patients with keratoconus, corneal thickness decreased 3 months after collagen cross-linking but recovered after 1 year, a speaker said at the Wills Eye Conference.
A retrospective review of patients with keratoconus and ectasia who had undergone corneal cross-linking looked at preoperative and postoperative characteristics using Scheimpflug imaging.
Thirty-four eyes with keratoconus and one eye with ectasia were followed up for at least 6 months, Nataliya Pokeza, MD, said.
Before treatment, corneal thickness averaged 457 µm, with a decrease to 440 µm at 3
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