略語大辞典 [Med] 14 LTK laser thermal keratoplasty レーザー熱角膜整形(手術).laser thermal keratoplasty; a laser surgery in ophthalmology; coagulates corneal tissue thermally in a pattern around the optic zone; e.g. uses Ho:YAG laser light at 2100 nm wavelengths; ref. LRK(laser-refractive keratoplasty) or PRK(pho 丸善「略語大辞典」JLogosID : 11881220