儿童屈光性弱视波前像差的分析.pdfVIP

第45卷第l2期 山 东 大 学 学 报 (医 学 版) Vo1．45 No．12 2OO7年 l2月 JOURNAL OF SHANDONG UNIVERSITY(HEALTH SCIENCES) Dec．20Dr7 文章编号：1671—7554(2007)12—1267—04 儿童屈光性弱视波前像差的分析 杨瑁 ，张晓 ，曹乾忠 (1．山东大学医学院，济南250012；2．山东大学齐鲁医院眼科，济南250012； 3．济南市第二人民医院眼科，济南250001) 摘要：目的 了解儿童屈光性弱视波前像差的特点，探讨波前像差在屈光性弱视形成中的作用。方法 83例屈光不正性弱视儿童经l％阿托品散瞳3 d后进行检影验光，电脑验光、20 d后复光，获得矫正视力， 并行波前像差检查，观察各类高阶像差的分布，近视、远视及散光对高阶像差的影响，弱视程度与高阶像差 的关系。结果 眼球总RMS(波前像差的均方根)值与屈光度呈正相关(P0．05)，随散光度的增加，高阶像 差中的三叶散光、慧差、球差都增加(P0．05)。结论 像差随屈光度数的增大而增大，散光度数对高阶像 差有明显的影响。高阶像差分析有助于了解儿童屈光不正性弱视形成的原因。 关键词：屈光；弱视；波前像差；儿童 中图分类号：R777．44 文献标志码：A Wavefront aberration in children with refraction amblyopia YANG Jun 一，ZHANG Xiao：，CAO Qian．zhong3 (1．School of Medicine，Shandong University，Jinan 250012，China； 2．Department of Ophthalmology，Qilu Hospital of Shandong University，Jinan 250012，China； 3．Department of Ophthalmology，Jinan Second People S Hospital，Jinan 250001，China) Abstract：Objective To study the characteristics and role of wavefront aberrations in children with refractive aln- blyopia．Methods 83 children with refractive amblyopia were involved．After using 1％ atropine ointment．once a day for three!days，optometry was determined by refinoscopy optometry and computer optometry，then after 20 days the wavefront aberrations were determined by the Allegretto wavefront analyzer．The characteristics and disturbances of all kinds of high order wavefront aberrations in amblyopia patients of refraction eiTor were observed，and the relationship be- tween amblyopia and wavefront aberration Was also observed．Result The total root mean square(RMS)values were significantly related to the refractive power in diopters(P0．05)，and the aberrations of trefoil，conla and sperieal in- Cl~．1se