Keratectomy, Subepithelial, Laser-Assisted

**Definition:** A surgical technique to correct REFRACTIVE ERRORS of the EYE, such as MYOPIA and ASTIGMATISM. In this method, a flap of CORNEAL EPITHELIUM is created by exposure of the area to dilute alcohol. The flap is lifted and then replaced after laser ablation of the subepithelial CORNEA.

**Tree numbers:** - E02.594.480.500 - E04.014.520.480.500 - E04.378.500.500 - E04.540.825.437.249

**Synonyms:** - Laser Subepithelial Keratomileusis - LASEK - Laser-Assisted Sub-Epithelial Keratomileusis - Subepithelial Keratectomy, Laser-Assisted - Subepithelial Keratomileusis, Laser-Assisted - Subepithelial Photorefractive Keratectomy - Laser-Assisted Subepithelial Keratectomy - Keratomileusis, Subepithelial, Laser-Assisted