单词 | keratectasia |
释义 | > as lemmaskeratecˈtasia keratecˈtasia n. Brit. /ˌkɛrətɛkˈteɪzɪə/ , /ˌkɛrətɛkˈteɪʒə/ , U.S. /ˌkɛrəˌtɛkˈteɪʒ(i)ə/ , /ˌkɛrəˌtɛkˈteɪziə/ [ectasia n.] Ophthalmology protrusion of the cornea.ΚΠ 1887 New Sydenham Soc. Lexicon Keratectasia. 1904 L. W. Fox Dis. Eye vi. 172 Keratectasia. The term applied to the undue protrusion of an opaque cornea as the result of some inflammatory condition. 1918 J. H. Parsons Dis. Eye (ed. 3) xi. 198 As the cicatrix becomes consolidated the bulging may disappear, or it may remain permanently as an ectatic cicatrix (keratectasia from ulcer). 1972 Biol. Abstr. 54 6213/2 Differential diagnosis is discussed for keratoconus, keratectasia,..and corneal transplant marginal degeneration. < as lemmas |
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