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題 名 | The Intraocular Pressure Level before and after Laser in Situ Keratomileusis=雷射屈光角膜重塑術與術前術後眼壓值 |
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作 者 | 徐聖曜; 李思銘; 許明木; 蔡榮坤; | 書刊名 | 慈濟醫學 |
卷 期 | 17:5 民94.10 |
頁 次 | 頁319-322+382 |
分類號 | 416.703 |
關鍵詞 | 眼壓; 雷射原位角膜重塑術; 角膜厚度; IOP; LASIK; Corneal thickness; |
語 文 | 英文(English) |
中文摘要 | 目的:本研究分析雷射原位角膜重塑術之術前術後眼壓值與術前術後中心角膜厚度及雷射切削深度術後之關聯。材料與方法:所用方法為前瞻性研究52位近視或近視合併散光之受術者(104眼),並追蹤3個月。檢查包括術前一週之眼壓及術後三個月之眼壓、中心角膜厚度、雷射切削深度、隙細燈及眼底檢查、調節放鬆前後之屈光。結果:受術者有14位男性及38位女性,平均年齡為28.6歲。術前1週平均眼壓為14.5mmHg,術後三個月平均眼壓為8.2 mmHg,術後眼壓值平均降低6.3 mmHg。術前平均中心角膜厚度為537.2 µm,術後平均中心角膜厚度為435.3 µm,平均角膜雷射切削深度為115.04 µm。術前術後眼壓值分別與術前術後中心角膜厚度正相關,但和年紀無顯著相關。術後眼壓測量值顯著下降,眼壓下降值和術前眼壓值正相關,但和年紀、角膜切削深度、術前及術後角膜厚度經迴歸分析並無顯著相關。結論:我們建議雷射屈光角膜重塑術後,眼壓測量值下降,值得醫師加以牢記,以免低估眼壓值。 |
英文摘要 | Objective: To analyze the relationship between the decreased intraocular pressure (IOP) level after laser in situ keratomileusis (LASIK) and the preoperative central corneal thickness (CCT), postoperative CCT, and the central corneal ablation depth (CCAD). Materials and Methods: Prospective study of 52 patients (104 eyes) with myopia or myopic astigmatism. All subjects receiving LASIK surgery were analyzed with a mean follow-up time of 3 months. The examination included IOP 1 week before surgery and 3 months after surgery, the preoperative and postoperative CCT, the CCAD, anterior segment and fundus examination, and manifest and cycloplegic refraction. Results: There were 14 men and 38 women with a mean age of 28.6 years. The mean IOP levels were 14.5±2.8 mmHg 1 week preoperatively and 8.2±2.2mmHg 3 months postoperatively. The mean decreased IOP level after LASIK was 6.3 mmHg. The mean preoperative CCT, postoperative CCT, and CCAD were 537.2±35.1, 435.3±33.8, and 101.89±21.27μm respectively. The preoperative IOP positively correlated with the preoperative CCT; the postoperative IOP positively correlated with the postoperative CCT. Age showed no correlation with the preoperative or postoperative IOP. The difference in IOP level before and after LASIK was statistically significant and the decreased IOP level was significantly correlated with the preoperative IOP, but there were no correlations with patient age, CCAD, preoperative CCT and postoperative CCT. Conclusion: We suggest that the IOP reduction after LASIK must be kept in mind by ophthalmologists to avoid underestimating the IOP level. |
本系統中英文摘要資訊取自各篇刊載內容。