结膜吸吮线虫21例发病特点分析

Analysis of the character of ocular thelaziasis in 21 patients

目的分析结膜吸吮线虫21例的发病特点。方法统计分析对2006年1月至2014年10月在湖北民族学院附属民大医院眼科就诊的21例结膜吸吮线虫（28只眼）患者的病例资料，分析发病年龄、发病地域、生活环境、眼部症状及体征等。结果年龄在3岁以内的12例（57．1％），60岁以上的6例（28．6％），3岁至60岁之间的有3例（14．3％），集中发病的有三个区域，每个区域分别有5、4、4例，其他均为散发病例，眼部有刺激症状的有18例（85．7％），无症状的3例，夏秋季发病的有17例（81．0％），春天发病的有4例（19．0％），冬天无病例发现，家有狗和猫动物的13例（61．9％），双眼同时发病的有7例（33．3％）。结论结膜吸吮线虫好发于婴幼儿患者，易在夏秋季节发病，管理好狗和猫以及灭蝇是控制传染源和切断传播途径的有效方法。

Objective To characterize the clinical feature of 21 patients with ocular thelaziasis. Methods Medical records of all 21 patients were reviewed. District, living environment, ages of patients, symptoms and signs of ocular were analyzed. Results Twelve patients （57.1%） were less than 3 years old, 6 patients （28.6%） were more than 60 years old, and 3 patients （14.3%） were be- tween 3 and 60 years old. There was a high prevalence of the disease in three region, which had 5, 4, 4 cases respectively. Eight patients were sporadic cases. Eye irritation were reported in 18 patients （85.7%） and 3 patients had no symptom. Seventeen patients （81.0%） came to our hospital .in summer or autumn. Four and none patients were recorded in spring and winter, respectively. Thirteen patients （61.9%） came from a family keeping dogs or cats. Seven cases （33.3%） had thelaziasis in binocular. Conclusions Thelaziasis often infects infant in summer and autumn. Paying attention to the health of cats and dogs, wiping out flies are effective way to control infection and cut off the route of transmission.