laser-assisted epithelial keratoplasty
laser-assisted epithelial keratoplasty (LASEK),
refractive surgery in which the epithelial layer of the cornea is removed and the corneal stroma is replaced with an excimer laser to achieve the desired refraction. The epithelial layer is then replaced.
la·ser-as·sis·ted ep·i·the·li·al ker·a·to·plas·ty(lā'zĕr ă-sis'tĕd ep'i-thē'lē-ăl ker'ă-tō-plas-tē)
Refractive surgery in which the epithelial layer of the cornea is removed, the excimer laser carves the corneal tissue into the desired refraction, after which the epithelial layer is replaced.