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目的 了解番禺区人群华支睾吸虫分布状况及流行特点,为今后制定防治策略提供依据。方法 根据番禺区各乡镇的地理分布,选择东南西北中各一个镇辖内1～3个自然村的人群及部分中学生作为调查点,用清水沉淀法或改良加藤氏厚涂片法粪检华支睾吸虫虫卵,并计算每克粪便虫卵数;对餐饮业重点人群采血进行华支睾吸虫抗体检测。结果 5年共粪检10715人,华支睾吸虫感染1597人,感染率为14.90％。重点人群华支睾吸虫抗体检测127530人,阳性12278人,阳性率9.63％。2002年番禺区华支睾吸虫感染率比1988年上升了76.35％。结论 华支睾吸虫已对当地人们身体健康构成严重的危害,感染人数有增无减。应加强宣教工作,提高个人的自我防护意识,把好“虫从口入”关;采取有效的综合防制措施,阻断华支睾吸虫传播流行。
Objective To understand the distribution and prevalence of Clonorchis sinensis in Panyu district and to provide basis for future prevention and treatment strategies. Methods According to the geographical distribution of villages and towns in Panyu District, the population and some middle school students of 1-3 villages in each of the towns in the southeast, northwest and northwest of China were selected as the investigation points. Sucking worms eggs, and calculate the number of eggs per gram of fecal eggs; on key people in the catering industry for clonorchiasis antibody testing. Results In the 5 years, a total of 10,715 people were seized, 1597 were infected with Clonorchis sinensis, and the infection rate was 14.90%. Key people Clonorchis sinensis antibody test 127530, positive 12278 people, the positive rate of 9.63%. In 2002, the infection rate of Clonorchis sinensis in Panyu district increased by 76.35% compared with 1988. Conclusion Clonorchis sinensis has posed a serious hazard to the health of local people, with an increasing number of infections. We should step up our missionary work to raise our awareness of self-protection so that we can take good control of insect pests and take effective measures to prevent the spread of Clonorchiasis.