The aim of this study is to assess the relationship between intraocular pressure (IOP) and corneal stromal thickness, corneal curvature following laser in situ keratomileusis (LASIK) for myopia or myopic astigmatism. Method: 73 patients (73 eyes) including 56 females, 17 males with mean age 23.4 (19 to 41) treated refractive errors by LASIK with microkeratome Moria from 1/2008 to 6/2008 at HCMC Eye Hospital were prospectively evaluated.