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1.
目的观察评价准分子激光角膜切削术(photorehaefive keratectomy,PRK)和准分子激光原位角膜磨镶术(excimer laser insitu keralcmileusis,LANK)治疗近视眼术后的远期疗效。方法对。164例328眼,按手术方法,近视屈光度分为两组,一组行PRK手术,屈光度-1.25DS~-7.00DS,二组行LASIK手术,屈光度-2.50DS~一12.00DS,对行准分子激光治疗后1~6年患者的视力、并发症角膜上皮下基质混浊、眼压进行观察分析。结果裸眼视力达到术前最佳矫正视力(≥5.0),PRK组为75%(114眼),LASIK组为78.4%(138眼),角膜下基质混浊,影响视力,PRK组6%,LASIK组未见角膜混浊,眼压平均12mmHg。结论准分子激光治疗近视安全有效,大部分远期疗效较好,PRK组个别患者发生角膜混浊,应引起重视。  相似文献   

2.
LASIK矫治PRK术后屈光度欠矫及回退   总被引:1,自引:0,他引:1  
目的 探讨准分子激光原位角膜磨镶术(LASIK)用于矫治屈光性角膜切削术(PRK)后欠矫及屈光度回退的效果。方法 2 6例(4 9眼)因PRK术后屈光度欠矫及回退再行LASIK矫治。49眼PRK术前的屈光度为-5 . 5 0D~-10 . 0 0D ,平均(-6 2 5±1 .5 0 )D ,PRK术后欠矫及回退的度数为-2. 2 5D~-5 . 75D ,平均(-3 0±1. 12 )D。观察LASIK矫治术后裸眼视力、屈光度、最佳矫正视力及并发症。术后随访6月以上。结果 裸眼视力≥0 .5者42眼(85. 71% ) ,其中≥1 .0者2 3眼(4 6 .94% )。实际屈光矫正度在预测矫正度的±0. 75以内者为43眼(87 .76% ) ,1眼发生角膜瓣下上皮植入。结论 PRK术后屈光欠矫及回退而残留的近视度数可以用LASIK手术矫治,且疗效好、安全性高,但远期效果尚需进一步观察。  相似文献   

3.
准分子激光原位角膜磨镶术治疗近视的初步研究   总被引:6,自引:0,他引:6  
目的评价准分子激光原位角膜磨镶术(LASIK)治疗低中度和高度近视的疗效.方法对127例(249眼)屈光度在-1.25~-14.00D的近视和近视散光行LASIK手术.术后观察6月以上.按术前屈光度分为A、B两组.A组中低度近视(-1.25D~-6.00D)137眼,B组高度近视(-6.25D~-14.00D)112眼.结果术后6月两组的屈光度在±1D以内者分别为92.7%、84.8%.在±0.5D以内者为83.2%、72.3%;裸眼视力0.5以上者分别为97.8%、92.0%,1.0以上者为89.1%、73.2%.术中及术后无任何严重并发症.结论LASIK手术矫正低中度、高度近视均有良好的效果,治疗低中度近视的准确性优于高度近视,是一种安全有效、预测性好的屈光手术.  相似文献   

4.
准分子激光原位角膜磨镶术远期疗效观察   总被引:24,自引:3,他引:21  
Yang Y  Du X  Pan Q  Xia W  Yao K 《中华眼科杂志》2002,38(3):151-153
目的 探讨准分子激光原位角膜磨镶术 (laserinsitukeratomileusis,LASIK)治疗近视的远期疗效。方法 按近视屈光度数 - 1 5 0~ - 6 0 0D、- 6 12~ - 12 0 0D和 - 12 12~ - 2 5 0 0D将716例 (12 85只眼 )近视患者分为A、B和C 3个组行LASIK ,术后平均随访时间 2 6 7个月 ,对资料进行总结和分析。结果 术后 2年 ,屈光度数 <± 1 0 0D者A组为 93 4 % ,B组为 86 7% ,C组为 6 5 5 % ;屈光度数 <± 0 5 0D者A组为 84 4 % ,B组为 79 7% ,C组为 4 2 1%。裸眼视力≥ 0 5者A组为99 6 % ,B组为 93 8% ,C组为 6 2 6 % ;裸眼视力≥ 1 0者A组为 90 4 % ,B组为 6 8 6 % ,C组为 2 7 2 %。39只眼因屈光度数回退或欠矫 ,2只眼因角膜上皮植入再次行LASIK。结论 LASIK可有效治疗轻度至超高度近视 ,手术安全、预测性好 ,远期随访 2年疗效稳定。  相似文献   

5.
目的:评价PRK术中应用低浓度(0.02g/L)丝裂霉素(PRK+LMMC)30s治疗低、中度近视眼术后疗效。

方法:选取我院接受屈光性角膜切削术(PRK)治疗的30例57眼低、中度近视患者,术中应用0.02g/L的MMC 30s,将术后6mo的随访结果与同期接受准分子激光原位角膜磨镶术(LASIK)治疗的疗效进行比较。

结果:术后6mo,PRK+LMMC治疗组等值球镜屈光度0.210D、等值球镜屈光度在±0.50D范围内的发生率71.9%、裸眼视力≥1.0者77.2%,平均最佳矫正视力1.19±0.18; LASIK治疗组等值球镜屈光度-0.017D,等值球镜屈光度在±0.50D范围内的发生率70.1%,裸眼视力≥1.0者72.7%,平均最佳矫正视力1.16±0.19,两组比较差异均无统计学意义(P>0.05)。术后6mo,PRK+LMMC治疗组没有出现超过1级的haze,所有眼最佳矫正视力均好于术前。LASIK治疗组1眼因角膜上皮植入使最佳矫正视力较术前下降3行,其余眼最佳矫正视力均好于术前。

结论:PRK术中应用0.02g/L的MMC 30s治疗低、中度近视同LASIK具有同样的视力结果,避免了LASIK瓣的并发症,不失为一个可取的手术程序。  相似文献   


6.
目的评价准分子激光角膜原位磨镶术(LASIK)矫治高度近视准分子激光屈光性角膜切削术(PRK)后屈光回退的疗效。方法回顾性临床研究。对PRK术后2年以上、屈光回退且屈光度稳定的患者8例14眼行LASIK,对LASIK术后术眼进行评价。患眼PRK术前屈光度为-6.25~-12.50 D,PRK术后屈光度为-1.50~-6.25 D。随访观察LASIK矫正1年后术眼的裸眼视力、最佳矫正视力、屈光度、上皮下雾状混浊(haze)形成和角膜厚度的变化。结果所有患眼术后主观症状较轻。LASIK术后1年平均球镜度数为(-0.62±0.94)D。LASIK术后0.5≤裸眼视力〈0.8者4眼,≥0.8者9眼,1眼(7.1%)最佳矫正视力下降2行。4眼术后出现不同程度的haze,包括2级haze 3眼、3级haze 1眼。应用氟米龙滴眼液1个月后,haze及屈光回退减轻;术后1年,1级haze 2眼,2级haze 2眼,3级haze 1眼。LASIK术前角膜厚度为(467±38)μm,术后为(422±21)μm。结论高度近视PRK术后屈光回退行LASIK矫治是一种可行的方法,但少数患者术后可出现haze,仍需治疗。  相似文献   

7.
准分子激光原位角膜磨镶术治疗高度近视   总被引:1,自引:0,他引:1  
朱靖  张晓燕 《眼科新进展》2000,20(6):420-421
目的评价准分子激光原位角膜磨镶术治疗高度近视的疗效。方法采用LASIK治疗高度近视186例308眼,按术前屈光度将患者分为2组。对1a随访结果进行统计分析。结果A组术前近视-6.0~-10.0D(等值球镜,下同)术后1a裸眼视力达到0.5和1.0者分别为95.76%和77.58%,剩余屈光度为-0.32D±0.46D。B组术前近视-10.25~-20.00D,术后1a裸眼视力达0.5和1.0者分别为62.24%和37.06%.剩余屈光度-0.92D±1.13D。结论LASIK治疗高度近视安全有效,并有较好的预测性和稳定性。  相似文献   

8.
不同切削模式LASIK治疗超高度近视远期疗效   总被引:5,自引:1,他引:5  
目的探讨不同切削模式LASIK治疗超高度近视(等效球镜度数>-10.00D)的远期疗效及安全性。方法对90例(165只眼)超高度近视根据角膜厚度分为单区切削LASIK及多区LASIK组,术前屈光度数-10.00D~-16.00D平均(-13.2±2.21)D(等效球镜)。A组(单区切削组)32例(59只眼)。平均屈光度为-10D~-12D平均(-11.2±2.21)D(等效球镜)。角膜厚度546~618μm。平均565±23.2μm,平均535μm±21.4μm。术中多区切削为2~3区,切削直径4.5~6μm。单区切削,切削直径为5.75~6.5μm。术后随12访~24个月。结果术后12个月时裸眼视力≥0.5A组49只眼(83%),B组86只眼(81.1%),术后最佳矫正视力A组50只眼(84.7%)B组88只眼(83%),屈光度在±1D以下者两组分别为41只眼(69.4%)72只眼(67.9%),屈光度<±2.00D者两组分别为47只眼(79.6%)82只眼(78.3%),统计学无显著差异。术后两个月内眩光、夜视力下降等并发症以B组为多,3个月左右减轻或消失。屈光回退A组4只眼(6.6%),B组8只眼(7.5%)可能与B组屈光度更高有关。结论对于超高度近视角膜较薄单区切削不够时可选择多区切削模式。多区切削不失为一种有效安全的方法。  相似文献   

9.
目的探讨准分子激光矫治RK术后残余近视的临床效果.方法对接受RK(放射状角膜切开术)手术3年以上,残留屈光度-2.5D~-6.25D稳定1年以上的36例患者(40眼)根据条件分别施行PRK(准分子激光光学角膜切削术)、LASIK(准分子激光原位角膜磨镶术)矫治,术后随访观察半年以上.结果所有病例的术后裸眼视力均较术前提高.一般于3个月以后趋于稳定,术后6个月时≥1.0者32例(80.0%),≥0.6者(100%),术后最佳矫正视力≥术前者100%.90%的术眼术后残余近视度≤±1.0D,两组术式结果无显著性差异.除部分PRK手术患者术后出现≤1级的Haze,少数术者出现眩光、暗适应下降外余未出现明显的并发症.结论两种术式均是弥补RK术后屈光欠矫的有效方法.PRK安全简便,LASIK稳定性、预测性更好,应根据术眼的残余屈光度,疤痕愈合情况、角膜曲率、眼压等条件及患者的意愿选择术式.  相似文献   

10.
LASIK治疗RK后屈光欠矫临床观察   总被引:2,自引:0,他引:2  
目的评价准分子激光原位角膜磨削术(LASIK)治疗放射状角膜切开术(RK)术后屈光欠矫的临床效果。方法对34眼(21人)RK术后残余近视、散光患者行LASIK治疗,年龄20~38岁,残余球镜屈光度-2.00~-13.00D(-5.87D±2.65D),柱镜屈光度0~3.5D(-1.15D±0.94D)。结果术后6个月屈光稳定,裸眼视力≥术前矫正视力32眼(94.12%),所有眼屈光度在术前预期矫正±1.00D以内。1眼最佳矫正视力较术前下降l行。无角膜瓣移位、脱失、角膜混浊等并发症。结论LASIK治疗RK后屈光欠矫安全、有效、预测性好。  相似文献   

11.
准分子激光原位角膜磨镶术治疗超高度近视远期疗效分析   总被引:16,自引:0,他引:16  
Li DZ  Xu XM  Zhou SL  Fu JS 《中华眼科杂志》2004,40(12):816-818
目的探讨准分子激光原位角膜磨镶术(LASIK)治疗超高度(等效球镜度数>-10.00 D)近视的远期效果和安全性.方法对99例(173只眼)超高度近视行LASIK矫正,术前屈光度数-10.00~-23.50 D,平均(-13.7±3.6)D(等效球镜),其中-15.00 D以上41只眼.常规行裂隙灯显微镜、三面镜眼底检查、OrbscanⅡ眼前段分析系统、眼压、A超、角膜测厚、电脑验光、散瞳检影、主观验光等检查.术后随访18个月以上.结果术后18个月时裸眼视力≥0.5者148只眼(85.6%),最佳矫正视力高于或等于术前最佳矫正视力者147只眼(84.4%),未见术后最佳矫正视力较术前最佳矫正视力低于2行以上的眼;屈光度数稳定在±1.00 D以下者109只眼(63.0%),术前屈光度数在-14.75 D以下和-15.00 D以上达到±1.00 D内者的百分数分别为73.5%(97只眼/132只眼)和29.3%(12只眼/41只眼).术后角膜后表面前移,术后3个月时后表面顶点距理想球面的距离为(0.069±0.031)mm,18个月为(0.065±0.025)mm,均大于术前的(0.029±0.010)mm;角膜微皱褶2只眼,诉暗视力下降眩光6例(10只眼).结论 LASIK矫正超高度近视有效安全,同时在选择手术适应证方面应谨慎从之.对于屈光度数太高而角膜厚度偏薄者行LASIK应慎重,可考虑其他方法矫正如晶状体屈光手术或联合手术.(中华眼科杂志,2004,40816-818)  相似文献   

12.
PURPOSE: A prospective study was conducted to compare the effectiveness, safety, and stability of photorefractive keratectomy (PRK) and laser in situ keratomileusis (LASIK) for correction of low to moderate myopia. METHODS: Forty-five patients with a manifest refraction (PRK, -4.54 +/- 0.80; LASIK, -4.82 +/- 1.10) from -1.50 to -6.00 diopters (D) were treated and followed-up for 6 months. In each case, 1 eye received PRK and the other LASIK. The first eye treated, and the surgical method used in the first eye, were randomized. Uncorrected and corrected visual acuity, manifest refraction, corneal haze, and topographic analysis of ablation decentration were examined. RESULTS: The uncorrected visual acuity was 20/20 or better in 35 PRK eyes (77.8%) and 28 LASIK eyes (62.2%) at 6 months (P =.107). At 6 months, 28 eyes (62.2%) that received PRK showed a spherical equivalent of within +/-0.5 D as compared with 24 eyes (53.4%) that received LASIK (P =.393). The amount of ablation decentration was 0.37 +/- 0.25 mm in PRK eyes and 0.49 +/- 0.38 mm in LASIK eyes at 3 months (P =.36). CONCLUSIONS: In our study, PRK and LASIK were found to be similarly effective and predictive of correction in low to moderate myopia. PRK has the advantage of less ablation decentration and is safer than LASIK, so we recommend PRK for eyes with low to moderate myopia.  相似文献   

13.
PURPOSE: To evaluate tear secretion and corneal sensitivity after laser in situ keratomileusis (LASIK) for the correction of myopia. METHODS: In a prospective study, 48 consecutive eyes (24 patients) underwent LASIK to correct myopia ranging from -3.5 to -12.25 diopters. Tear secretion tested by the tear function index and corneal sensitivity tested using the Cochet-Bonnet esthesiometer were evaluated preoperatively and 1 week and 1, 3, 6, and 9 months postoperatively. RESULTS: Tear secretion and corneal sensitivity after LASIK were reduced during the first 3 months after surgery (p<0.001). Tear secretion returned to its preoperative values only after 9 months. Tear secretion and corneal sensitivity were more depressed in long-term contact lens wearers preoperatively and 6 months after surgery (p<0.05). CONCLUSION: In the correction of myopia, tear secretion was depressed after LASIK during the first 6 months after surgery.  相似文献   

14.
准分子激光角膜原位磨镶术治疗近视   总被引:68,自引:5,他引:63  
Lian J  Zhou D  Ye W  Wang K 《中华眼科杂志》1998,34(4):287-290
目的 评价准分子激光角膜原位磨镶术(LASIK)在治疗近视眼中的作用。方法 将678例(928只眼)近视眼患者(-2.00 ̄-20.00D)分为3组:I组为-2.00 ̄-6.00D、Ⅱ组为-6.10 ̄-10.00D及Ⅲ组为-10.10 ̄-20.00D,均采用LASIK进行治疗,术后平均随访1年(6 ̄18个月),并对其资料进行分析。结果 I组:术后1年时平均残余屈光度为-0.24±0.50D,屈光度  相似文献   

15.
目的 探讨多焦点准分子激光原位角膜磨镶术(LASIK)治疗老视前近视的可行性.方法 前瞻性对照研究.共32例(64只眼)近视眼患者,平均年龄(38.5 ±2.7)岁;主视眼行常规LASIK,非主视眼行多焦点LASIK.检测项目:远近视力、屈光度、角膜地形图、眼压、超声角膜厚度、对比敏感度、调节幅度、焦深、波阵面像差等.对计量资料计算均数和标准差,检验水准α为0.05,对数据进行双侧检验.将调节增幅和术后角膜多焦点指数、手术前后球差改变进行相关分析.结果 随访6~11个月,平均(7±3)个月.非主视眼术前近视力为(LogMAR-0.082±0.220),术后6个月为(LogMAR-0.004±0.213),术后较术前提高(t=4.108,P=0.009);主视眼术前近视力(LogMAR-0.055±0.218),术后6个月为(LogMAR-0.034±0.187),差异无统计学意义(t=1.051.P=0.334).术后6个月6 mm拟合球面Q值,非主视眼平均为(0.08±0.27),主视眼平均为(0.46±0.27),两组差异有统计学意义(t=4.301,P=0.000).非主视眼术后角膜中央区出现高屈光力范围(手术预期视近区域),平均为(5.64±3.05)mm2;术后6个月,非主视眼4只眼(12.5%)出现正球差,平均均方根值为(-0.204±0.195)μm,与术前比较差异无统计学意义(t=0.532,P=0.600);主视眼无正球差出现,均方根值为-0.791~-0.083μm,平均(-0.470±0.208)μm,和术前相比负球差明显增加,差异有统计学意义(t=12.622,P=0.000),术后两组的差异有统计学意义(t=9.214,P=0.000).非主视眼术后6个月调节幅度较术前增加(0.84±0.61)D,主视眼较术前降低(0.10±0.67)D.非主视眼手术后调节力增幅和术后角膜多焦点指数、球差改变具有相关关系.结论 多焦点准分子激光原位角膜磨镶术治疗老视前近视安全、有效.多焦点准分子激光原位角膜磨镶术后能够得到一定程度的伪调节,角膜多焦点性质和非球面性是手术后伪调节产生的根源,伪调节和术后负球差的减少有关.  相似文献   

16.
To evaluate the safety, effectiveness, predictability, and stability of the combination of angle-supported phakic intraocular lens (PIOL) implantation and laser-assisted in situ keratomileusis (LASIK) for the correction of high myopia.Noncomparative interventional case series.At the Instituto Oftalmológico de Alicante, Spain, 24 consecutive eyes of 12 patients with a preoperative spherical equivalent between -9 and -26 diopters were studied. Implantation of an angle-supported PIOL was done as the first surgery. Laser-assisted in situ keratomileusis was performed at least 6 months after PIOL surgery, once stability of topography and refraction were proved. Main outcome measures were uncorrected visual acuity (UCVA), best-corrected visual acuity (BCVA), refraction, applanation tonometry, and corneal endothelial study (cell density, hexagonality, and coefficient of variation), with a minimum follow-up of 12 months after LASIK.The mean spherical equivalent refraction decreased from -15.17 +/- 5.15 diopters before PIOL implantation to -1.33 +/- 1.18 diopters after PIOL surgery and to 0.01 +/- 0.53 12 months after LASIK. Uncorrected visual acuity was 0.39 +/- 0.12 after PIOL surgery, increasing to 0.65 +/- 0.23 12 months after LASIK. There was an increase in 20/40 or better UCVA from 16.6% after PIOL surgery alone to 83.3% after addition of LASIK. At final follow-up, spherical equivalent was within +/- 1 diopter of emmetropia in 22 eyes (91.7%) and in 18 eyes (75%) within +/- 0.50 diopters. Vector analysis demonstrated that astigmatic components of refractive error after PIOL surgery were well corrected by LASIK. At final follow-up the mean endothelial cell loss was 4.88% (P <.001). There were no statistically significant differences between mean endothelial cell count, percentage of hexagonality, or coefficient of variation before LASIK and 12 months after LASIK, suggesting that no corneal endothelial damage was produced by LASIK itself. No sight-threatening complications occurred through the follow-up period.The combination of angle-supported PIOL implantation and LASIK appears to be a safe, effective, predictable, and stable procedure for the correction of high myopia. This paper emphasizes the benefits of adding LASIK to the use of PIOL alone.  相似文献   

17.
PURPOSE: To evaluate excimer laser in situ keratomileusis (LASIK) for the correction of hyperopia. METHODS: We reviewed retrospectively the medical records of 46 patients treated with LASIK for hyperopia. All patients had a complete ophthalmologic evaluation. The corneal bed was ablated using the Bausch & Lomb Chiron Keracor 117C excimer laser to create a paracentral annular ablation under a nasally hinged 160-microm corneal flap with the Chiron Automatic Corneal Shaper microkeratome. Follow-up was a minimum of 6 months. RESULTS: Eighty eyes of 46 patients (23 males and 23 females) were included. Age ranged from 18 to 65 years (mean, 42 yr). The range of preoperative spherical equivalent refraction was +0.50 to +11.50 D (mean, +3.40 D). Mean postoperative spherical equivalent refraction at 6 months was +0.26 D. Six months after surgery, 35 eyes (44%) achieved uncorrected visual acuity of 20/20 or better and 78 eyes (97.5%) achieved 20/40 or better. Forty-six eyes (58%) had a postoperative spherical equivalent refraction within +/-0.50 D of attempted correction, and 67 eyes (84%) were within +/-1.00 D of attempted correction. When using the Bausch & Lomb Chiron Keracor 117C excimer laser to correct hyperopia, eyes with a spherical equivalent refraction less +2.00 D should be overcorrected by 25%, +2.00 to +4.00 D by 30%, and over +4.00 by 40%. The positive cylinder should be overcorrected by 10%. CONCLUSIONS: LASIK was safe and effective in the treatment of hyperopia from +0.50 to +11.50 D. Regression following LASIK for hyperopia remains a problem. A special nomogram was required to achieve results comparable with those for myopia.  相似文献   

18.
目的研究Verisyse有晶状体眼人工晶状体(phakic intraoeular lens,PIOL)植入和准分子激光原位角膜磨镶术(laser in situ keratomileusis.LASIK)矫正高度近视术后的视觉质量。方法收集两组高度近视患者,一组15例(26眼),近视屈光度数为-8.25~-21.00D,行有晶状体眼虹膜固定型人工晶状体(Verisyse)植入矫正;一组15例(27眼),近视屈光度数为-9.00- -16.00D,行LASIK矫正。术前行常规检查,包括视力、验光、裂隙灯、眼底等,术后1d行裂隙灯检查,术后1周测裸眼视力并行裂隙灯检查,术后3个月查视力、验光以及iTrace综合仪测量高阶像差。结果PIOL组和LASIK组有效性指数平均值分别为105.73±27.60和92.5±24.79,PIOL组高于LASIK组,但差异无统计学意义。PIOL组和LASIK组安全性指数平均值分别为121.28±32.78和105.32±32.06,PIOL组高于LASIK组,但差异无统计学意义。术后3个月,屈光度数在±1.0D范围内者PIOL组和LASIK组分别占80.8%和92.6%。术后3个月,高阶像差在4mm瞳孔下彗差(RMS-COMA)、球差(RMS-SPHERICAL)、三阶像差(RMS3)差异均有统计学意义,PIOL术后彗差比LASIK术后大,球差比LASIK术后小,但两者术后的高阶像差在4mm瞳孔下无明显差异。结论对高度和超高度近视,Vefisyse PIOL植入和LASIK均能达到预期的矫正效果,两组安全性和有效性相当、在术后3个月时,PIOL的各项视觉与屈光参数——最佳矫正视力、裸眼视力等与LASIK的效果无明显差异,甚至有些效果好于LASIK。  相似文献   

19.
目的:探讨准分子激光原位角膜磨镶技术(laser in situker-atomileusis,LASIK)治疗高度近视的疗效。方法:应用日本Nidek EC5000Ⅱ准分子激光仪,采用多步分区切削法治疗高度近视。按屈光度分为两组,I组:-6.00~-9.00D,128眼;II组:-9.00~-14.00D,147眼。术后随访1a,并对结果进行分析。结果:两组患者术后1a裸眼视力≥0.6者占89.6%,≥1.0者占55.6%(其中I组≥0.6者占95.1%,Ⅱ组≥0.6者占88.9%)。术后最佳矫正视力大于术前者占38.1%,小于术前者占6.0%,94.0%术后最佳矫正视力不变或上升。术后1a实际矫正度在预测矫正度±1.00D内者占81.3%,±2.00D内者占90.2%。激素性高眼压占0.04%。结论:准分子激光原位角膜磨镶技术多步分区切削法治疗高度近视伴薄角膜及超高度近视是一种安全、有效,且稳定性较好的方法,能有效预防屈光回退的发生,同时可以减少术后眩光和暗视力下降等现象。  相似文献   

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