conclusion: surprisingly, standard CXL showed close results to CXL-plus at the 24 th follow-up month. Standard CXL acted as a stabilizing procedure associated with a late myopic component reduction. CXL-plus acted as a refractive and stabilizing procedure with an early effect on both the myopic and the astigmatic component but no later improvement. Standard CXL seems to be more powerful ... إقراء المزيد

PURPOSE: The purpose of this study was to evaluate prevalence of keratoconus among candidates of refractive surgery in upper Egypt . SETTING: Sohag university hospital and Future center (a private center) for LASIK and refractive surgery in Sohag governorate, Egypt. DESIGN: Observational cross-sectional study. PATIENTS AND METHODS: refractive surgery candidates referred for preoperative evaluation before laser in-situ keratomiliusis (Lasik), photorefractive ... إقراء المزيد