目的了解景洪市拉祜族居民肠道寄生虫感染情况,为科学防治提供依据。方法在景洪市小街乡曼先坦村抽取3个自然村,采用改良加藤法检测土源性线虫卵,开展问卷调查并分析居民卫生行为和卫生习惯与肠道寄生虫感染的关系。结果对289人进行粪检,土源性线虫感染255例,感染率为88.24%。其中钩虫感染210例,感染率为72.26%;蛔虫感染154例,感染率为53.29%;鞭虫感染13例,感染率为4.50%;其他寄生虫感染16例,感染率为5.54%。钩虫、蛔虫和鞭虫轻度感染者分别占90.48%、97.40%和100%。结论景洪市拉祜族居民土源性线虫感染率极高,但感染度低。应加强该地区土源性线虫病的防治与监测。 Objective To understand the intestinal parasitic infection among residents of Lahu in Jinghong and to provide evidence for scientific prevention and treatment. Methods Three natural villages were taken from Manxitan Village, Xiaojie Township, Jinghong City. Soil samples of nematode eggs were detected by modified Kato method. A questionnaire survey was conducted to investigate the relationship between residents’ hygienic behaviors and hygiene habits and intestinal parasitic infections. Results A total of 289 people were tested for stool, including 255 cases of soil-borne nematode infection, the infection rate was 88.24%. Among them, hookworm infection was found in 210 cases, with an infection rate of 72.26%. There were 154 cases of roundworm infection with an infection rate of 53.29%. Throat infections were found in 13 cases and the infection rate was 4.50%. Other parasitic infections were found in 16 cases with an infection rate of 5.54%. Hookworm, roundworm and whipworm mild infections accounted for 90.48%, 97.40% and 100%. Conclusion The incidence of soil-borne nematodes in Lahu residents in Jinghong City is extremely high, but the infection rate is low. Prevention and monitoring of soil-borne nematodes in the area should be strengthened.