Comparison of Ectasia versus Pseudoectasia using the Ectasia Risk Factor Score System.

Objectives: To evaluate and compare ectasia and pseudoectasia in post-myopic LASIK patients presenting with corneal topographic changes indicative of ectasia using the Ectasia Risk Factor Score System (ERFSS).

Methods: Single-center retrospective comparative case series of a consecutive chart review of cases in 18 years who underwent bilateral myopic-LASIK and showed topographic changes indicative of ectasia.

Results: Four patients were included.