视力正常的青年中有关眼底改变的统计报导不多。近年来,我们在四川、辽宁、吉林及黑龙江等省体验,散瞳检查眼底4710名,发现眼底有改变者834名(17.31%)。本文就这些眼底改变的分类、性质及地区间差异作一简单的统计分析。对象和方法检查对象为16～18周岁的男性青年,双眼远视力≥1.0,近视力J_1,屈光状态为正视和轻度的屈光不正。用2%后马托品散瞳,充分散大后,用 There are few reports of fundus changes in normal-sight youth. In recent years, we experienced 4,710 fundus examinations in dilapidated cities in Sichuan, Liaoning, Jilin and Heilongjiang provinces. We found that 834 (17.31%) changed eyes. This article makes a simple statistical analysis of the classification, nature and regional differences of these fundus changes. Subjects and methods The subjects were 16 to 18 years old male youth, binocular vision ≥ 1.0, near vision J_1, refractive status was positive and mild refractive errors. After using 2% horsetail mydriasis, fully dispersed, with