Patient selection criteria for LASIKPatients above 20 years of age Stable refraction for at least 12 months Motivated patients Myopia up to -12D The absence of corneal pathology Corneal thickness > 500 m​Contraindications of LASIKMonocular patient Infections eg: conjunctivitis Glaucoma Autoimmune disease Thin cornea (< 450 microns) Keratoconus Poor endothelial cell count in the cornea (< 1500) Dry eye Diabetic retinopathy