| 单词 | phototherapeutic keratectomy |
| 释义 | > as lemmasphototherapeutic keratectomy phototherapeutic keratectomy n. Ophthalmology treatment of corneal defects or disease by means of laser surgery; cf. photorefractive keratectomy at photorefractive adj. 3b. ΚΠ 1990 Refractive & Corneal Surg. 6 352 (title) Excimer laser phototherapeutic keratectomy for a corneal nodule. 2000 PS Nov. 152/1 Phototherapeutic Keratectomy (PTK) is where excess tissue is removed from the cornea to correct problems like corneal ulcers and surface irregularities. < as lemmas |
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