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Study On The Stability Of Refractive Status And Its Influencing Factors After Cataract Phacoemulsification

Posted on:2018-01-28Degree:MasterType:Thesis
Country:ChinaCandidate:C C ZhuFull Text:PDF
GTID:2334330518487078Subject:Ophthalmology
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Objective : To study the postoperative refractive status stabilization time of phacoemulsification combined with foldable intraocular lens (IOL) and the related factors influencing the stability of refractive status in patients with transparent corneal incision catheters, and to provide theoretical basis for postoperative time Ametropic patients get the best visual effects as soon as possible.2.Methods: Seventy patients (105eyes) with 3mm transparent corneal incision cataract phacoemulsification combined with foldable intraocular lens implantation were enrolled in the Department of Ophthalmology, Second Affiliated Hospital of Kunming Medical University from November 2015 to November 2016. Among them,43 males (66 eyes), 27 females (39 eyes), aged 50 years to 88 years, mean age (70.46±13.23) years old. AL<26mm 80 eyes,AL ?26mm 25 eyes. The patients were followed up for 3 months. The uncorrected visual acuity, the best corrected visual acuity, the depth of the anterior chamber, the length of the anterior axis, and SER?SIA were observed and recorded after 1 day, 1month, 2months and 3 months ,servation of intraocular lens was a significant tilt angle and deviation from the center.3.Results:1.CUDVA?BCDVA: There was significant difference between the two groups (p <0.05), and there were significant differences between the two groups (P<0.05) Month and subsequent observation time points were no significant difference,visual acuity in 2moths after the time gradually stabilized.4.ACD:There was significant difference between the two groups (p <0.05). There was significant difference between the two groups (p <0.05), and the depth of the anterior chamber was significantly higher than that before operation ,There was no significant difference between the two groups (P> 0.05). The depth of the anterior chamber was deepened after operation and stabilized at 1 month after operation.5.AL:There was no significant difference between preoperative and postoperative time points (P> 0.05). There was no significant difference Variety.6.SER:There was no significant difference between the two groups (P> 0.05). The postoperative equivalent spherical mirror showed a decreasing trend at each observation point and stabilized in 2moths.7.SIA:(P <0.05). There was a significant difference between the two groups (P <0.05).SIA at each time observation point was gradually decreased, and in 2moths when the trend is stable.8.Conclusion: Cataract phacoemulsification postoperative refractive status in 2moths tends to be stable, and with the axial length, gender-independent, age-related, and negatively correlated with age, according to the results of the study, clinical guidance of postoperative refractive Not correct patients with glasses, in order to obtain the best visual effects as soon as possible after surgery.
Keywords/Search Tags:Cataracphacoemulsification, Spherical equivalent refraction, Surgically-induced astigmatism
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