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The Efficacy Of The Training Of Three Grade Visual Function Of Treatment Of Amblyopia

Posted on:2009-01-09Degree:MasterType:Thesis
Country:ChinaCandidate:D L HuangFull Text:PDF
GTID:2144360242981026Subject:Ophthalmology
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Purpose Through comparing efficacy of comprehensive therapy of amblyopia and comprehensive therapy combined with the training of visual function in the different time treatment of amblyopia ,effective establishment of visual function,relapse rate and the efficacy of treatment for a relatively perfect amblyopia treatment programmes,and to provide clinical basis.Patients May 20022006 january, One hundred and thirty-five consecutive out-patients (199 eyes) in my hospital visit amblyopia treatment for amblyopia were included, 62 male(95eyes) and 73 female(104 eyes). exclude other eye disorders.Methods cases were randomly divided into two groups:the control group were given comprehensive treatment methods for the treatment group in the control group treated with the increase depending on the basis of visual function.30 days for a course of treatment.In the treatment of the two groups,treatment results,statistics on the rate of recurrence of control.Result X2 test data processing,p<0.05 found there were significant differences.Results1. Treatment with the extension of the basic cure rate of the two groups are improving.For a month and 3-month,both the cure rate compared no statistical significance .For 6 months and 12 months,both the cure rate were significantly different.2. (1) the degree of the effect of treatment of amblyopia with 6the deepening of the basic level of amblyopia cure rate is gradually declining.Light to moderate amblyopia basic cure rate of the treatment group compared with the control group were significantly different.(2)the relationship between age and the curative effect 3-5 years and 6-8 years of age basic cure rate of the treatment group compared with the control group were significantly different.(3) the relationship between amblyopia types and the curative effect two groups are in effect ametropia group highest cure rate,strabismic amblyopia second,and once again the anisometropia amblyopia. Ametropia amblyopia and strabismus amblyopia treatment group basically cured rate compared with the control group were significant differences between the treatment group anisometropia oup compared with the control group were significantly differ.The anisometropia amblyopia treatment group basic cure rate compared with the control group was not significant. (4) the relationship between watching nature and the curative effect the center fixation amblyopia and non- center fixation amblyopia treatment group basic cure rate compared with the control group was significant.3. After amblyopia basically cured one year, the relapse rate of treatment group compared with the control group were significant differences.4. The visual functional recovery of two groups are significant difference in 12 months.Conclusions The visual function training combined with comprehensive therapy of amblyopia is a effective approach of amblyopia treatment, but also need a little time to take advantage of the treatment. As with the treatment of age small, light to moderate, ametropia, Strabismus, non-center fixation amblyopia of the efficacy particularly obvious. The visual function training combined with comprehensive therapy of amblyopia can effectively improve visual function, lower relapse rate.1. from the treatment of age, the study of a cure rate of the two groups are 3-5 years old had the highest. Human visual development is sensitive before the 12-year-old , before the 3-year-old is critical period[22], the beginning of the treatment sooner, the better the effect. From the nature of fixation, non- center fixation amblyopia basic cure rate of the treatment group compared with the control group were significantly different.We believe that on the basis of the red light flashes, training of visual function can change the non- center fixation amblyopia to center fixation amblyopia effective in treating the nature of fixation. From Degree of the amblyopia , light amblyopia basic cure rate in the two groups were in the highest, probably due to the extent of the lighter the visually-impaired, visually-impaired eyes checked more superficial level, the higher the cure rate. From the type of amblyopia, the highest cure rate are two basic ametropia amblyopia, probably due to its three visual function better than the other two types.2. the effect of the treatment group and the control group and no significant difference at 1 months and 3 months,It is could be attributed to:, The visual function training is effective when monocular vision correction must be reached 0.4. comprehensive pre-therapy must improve visual acuity before visual functional training, so effectual slow. In addition, simultaneously watching , integration and stereopsis function of eyes is a progressive process, visual function training is a gradual effectual process.3. The visual sensory systems and eye movement system of eyes must be associated organically and correctly,humans can be clear to three-dimensional and the depth sense of the objects outside. Visual function is perfect or no is close to cure rate of amblyopia. In this study, two groups are ametropia the highest cure rate, the cure rate strabismic amblyopia second, and once again the anisometropia amblyopia.We think that there may be reasons: ametropia amblyopia due binocular vision or close to equal, although his eyes were not as clearly focused on macular center, but did not like the eyes of the obstacles of integration, the majority of children with visual function test results were good, amblyopia cure rate is high. Strabismic amblyopia in children visual will be difficult fusing on center of the retina, it is not easy form binocular single vision, so strabismic amblyopia cure rate is lower. Anisometropia amblyopia due to a big gap between the binocular vision, even wearing correct refractive errors, because the sizes of two eyes is different, it is difficult to fusion, the cure rate is lower. comprehensive therapy combined with the training of visual function can be establish the simultaneously watching function more effective , and lay the foundation for establishingâ…¡grade three-dimensional visual function andâ…¢grade integration function.4. One of reasons of recurrence after treatment possible is not able to establish normal three grade visual function, the eye of amblyopia may once again be inhibited. The better three grade visual functiona restoration, the lower amblyopia rate of recurrence. We also note the recurrence of amblyopia may be other reasons: They stop treatment own before consolidation after treatment improved vision, not periodic review, removal of their glasses or remove eye covered too early, covering amblyopia eye after strabismus correction. To avoid the recurrence of amblyopia, we think that on the basis of comprehensive treatment should be combined with binocular vision timely for targeted training to improve with stereoscopic vision, reduced the recurrence rate.Outlook In recent years, various new methods of treatment of amblyopia endless. Treatment of amblyopia may be personalized treatment of a variety of the joint application in the futureIn short, comprehensive therapy combined with the training of visual function is the most effective way for visually-impaired. It can shorten the course of treatment, enhance the effectiveness and improve the visual function, and reduce the relapse rate.
Keywords/Search Tags:amblyopia, three grade visual function
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