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Diagnosis of amblyopia with 15△ prism inducing deviation
Pages: 706-708
Year: Issue:  8
Journal: JOURNAL OF SHANDONG UNIVERSITY(HEALTH SCIENCES)

Keyword:  三棱镜注视弱视;
Abstract: 目的:探讨15△三棱镜诱发眼斜诊断弱视的作用.方法:采用双盲法检查278例儿童视力和用15△三棱镜诱发眼斜检查确定注视类型,并比较结果.结果:①53例用15△三棱镜诱发眼斜检查确定为双眼持续注视,其双眼视力相等,46例双眼视力均为1.0,7例视力为1.0-2-3;②51例用15△三棱镜诱发眼斜检查确定为轻度弱视的患者中,44例双眼视力相差两行或少于两行,视力为0.6~0.8;7例双眼视力相差两行以上,视力为0.4~0.5;③122例用15△三棱镜诱发眼斜检查确定为明显弱视的患者双眼视力相差两行以上,视力均在0.2~0.5之间,与我国中度弱视视力诊断标准相符合;④31例用15△三棱镜诱发眼斜检查确定为重度弱视患者视力均低于0.1;⑤21例用15△三棱镜诱发眼斜检查确定为双眼持续注视,其双眼视力相等,但双眼视力为0.6~0.8;⑥用检查视力和15△三棱镜诱发眼斜两种方法诊断弱视的符合率为92.4%(257/278).结论:15△三棱镜诱发眼斜检查确定注视类型,提高弱视的诊断率,使早期治疗弱视成为可能.
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