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[目的]根据病例线索通过人群调查以确定三元区肺吸虫病流行程度与相关因素。[方法]按常规方法对三元区有病例的村庄进行肺吸虫成虫抗原皮内试验及其阳性者作血清肺吸虫病抗体检测。[结果]中村乡居阳、前村村人群皮试阳性率分别为7.6%(9/118)和0.6%(12/125);皮试阳性者中抗体阳性率分别为11.1%(1/9)和3.3%(4/12)。男(12.7%)比女(3.0%)高,少年儿童(22.2%)比中老年(5.0%)高。[结论]福建省三元区一些村庄为并殖吸虫病人群中度感染区。
[Objective] To determine the prevalence and related factors of paragonimiasis in Sanyuan District based on the case clues. [Method] The paragonimiasis adults in the ternary area were tested by the conventional method for the in vivo antigens of paragonimiasis adults and the seropositive for paragonimiasis. [Results] The positive rates of skin test in residents of Yangyang and Qiancun were 7.6% (9/118) and 0.6% (12/125), respectively. The positive rates of positive antibody in skin test were 11.1% (1/9) ) And 3.3% (4/12). Men (12.7%) were higher than women (3.0%), while children (22.2%) were more likely than middle-aged (5.0%). [Conclusion] Some villages in Sanyuan District of Fujian Province were moderately infected with paragonimiasis patients.