Corneal cross-linking, started by Theo Seiler and others, has changed the management of keratoconus. Guest columnist Farhad Hafezi, MD, PhD, FARVO, discusses how cross-linking performed at the slit lamp takes the procedure to another level.
Amar Agarwal, MS, FRCS, FRCOphth OSN Complications Consult Editor
Over the last 20 years, corneal cross-linking (CXL) has grown from being a treatment to slow or halt the progression of corneal ectasia keratoconus to one that not only treats all corneal ectasias, but also Terrien’s marginal degeneration and even sterile melting. In 2008, a second major