角膜擦伤是一种常见的眼部损伤,男女均可能患病,可发生在任何年龄。[1]Lubeck D, Greene JS. Corneal injuries. Emerg Med Clin North Am. 1988;6:73-94.http://www.ncbi.nlm.nih.gov/pubmed/3278888?tool=bestpractice.com在英国,12%到13%的眼科急诊患者存在角膜擦伤。[2]Chiapella AP, Rosenthal AR. One year in an eye casualty clinic. Br J Ophthalmol. 1985;69:865-870.http://www.pubmedcentral.nih.gov/picrender.fcgi?artid=1040761&blobtype=pdfhttp://www.ncbi.nlm.nih.gov/pubmed/4063253?tool=bestpractice.com[3]Knox KA, McIntee J. Nurse management of corneal abrasions. Br J Nurs. 1995;4:440-442,459-460.http://www.ncbi.nlm.nih.gov/pubmed/7772979?tool=bestpractice.com而在英国综合性医院的急诊科,6% 的病例与眼病有关,其中 80% 为角膜擦伤或者异物相关疾病。[4]Edwards RS. Ophthalmic emergencies in a district general hospital casualty department. Br J Ophthalmol. 1987;71:938-942.http://www.pubmedcentral.nih.gov/picrender.fcgi?artid=1041349&blobtype=pdfhttp://www.ncbi.nlm.nih.gov/pubmed/3427004?tool=bestpractice.com这些损伤常见发生于工作中。例如,据估计在美国从事汽车行业的工人中,每年每1000名工人中就有15人发生眼外伤,占总受伤事件的6%。[5]Wong TY, Lincoln A, Tielsch JM, et al. The epidemiology of ocular injury in a major US automobile corporation. Eye. 1998;12:870-874.http://www.ncbi.nlm.nih.gov/pubmed/10070526?tool=bestpractice.com这些眼外伤患者中,87%与角膜异物相关,且其中1/3的患者中断工作1 d。[5]Wong TY, Lincoln A, Tielsch JM, et al. The epidemiology of ocular injury in a major US automobile corporation. Eye. 1998;12:870-874.http://www.ncbi.nlm.nih.gov/pubmed/10070526?tool=bestpractice.com在美国的初级保健诊所,2%的就诊者主诉有眼部症状,其中8%与外伤和异物有关。[6]Shields T, Sloan PD. A comparison of eye problems in primary care and ophthalmology practices. Fam Med. 1991;23:544-546.http://www.ncbi.nlm.nih.gov/pubmed/1936738?tool=bestpractice.com