为矫正视力和外观,角膜接触镜的应用已愈来愈普遍,据统计,美国1985年有2000万人使用接触镜,我国配戴接触镜者近年亦在明显增多。尽管接触镜的材料和设计在不断改进,但其并发症,特别是角膜感染仍应给以高度的重视,因为角膜溃疡一旦发生,可造成永久性视力损害。一、角膜溃疡角膜溃疡是接触镜最严重的并发症。根据Laibson的总结,Wills眼科医院1978～1981年的角膜溃疡病人,10％与戴软性角膜接 To correct eyesight and appearance, the application of contact lenses has become more and more common. According to statistics, 20 million people in the United States used contact lenses in 1985, and contact lens wear in China has also been significantly increased in recent years. Although the materials and design of contact lenses are constantly improving, their complications, especially corneal infections, should still be given high priority because permanent corneal ulcers can cause permanent visual impairment. First, corneal ulcer Corneal ulcer is the most serious complications of contact lenses. According to Laibson’s summary, Wills Eye Hospital 1978 ~ 1981 corneal ulcer patients, 10% and wearing soft corneal