Chin J Schisto Control ›› 2018, Vol. 30 ›› Issue (6): 691-693.

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Endemic situation of schistosomiasis in surveillance sites of Jingzhou City, 2017

HE Liang-Cai1, WANG Jia-Song1, YUAN Mei-Zhi1*,PENG Xin-Fu1, LU Xian-Hui1, WU Ke-Li1, SU Wen2   

  1. 1 Institute of Schistosomiasis Prevention and Control, Jingzhou Municipal Center for Disease Control and Prevention, Hubei Province, Jingzhou 434000, China; 2 College of Traditional Chinese Medicine in Hubei, China
  • Online:2019-03-02 Published:2019-03-05
  • Contact: YUAN Mei?Zhi

2017年荆州市血吸虫病监测点疫情分析

何亮才1,王加松1,袁梅枝1*,彭新福1,卢显辉1,吴克利1,苏文2   

  1. 1 湖北省荆州市疾病预防控制中心血吸虫病预防控制所(荆州434000);2 湖北中医药高等专科学校
  • 通讯作者: 袁梅枝
  • 作者简介:何亮才,男,本科,主任技师。研究方向:血吸虫病预防控制

Abstract: Objective To grasp the endemic situation of schistosomiasis in Jingzhou City in 2017, so as to provide the evidence for formulating prevention strategies. Methods According to the requirements of National Schistosomiasis Surveillance Program (2014), Hubei Schistosomiasis Surveillance Program (2015) and Jingzhou Schistosomiasis Surveillance Program, the local population infection monitoring, mobile population infection monitoring, livestock disease monitoring, snail monitoring, and wild manure monitoring were carried out at 71 monitoring sites throughout the city. Results Among the 71 surveillance sites, 44 118 local residents received the indirect hemagglutination test (IHA) for schistosomiasis and 1 925 persons were positive, with the positive rate of 4.36%, However, no stool examination positive cases were found. Totally 2 175 mobile people received the IHA for schistosomiasis and 93 persons were positive, with the positive rate of 4.28%, but no stool examination positive cases were found. A total of 1 937 head of cattle received the stool examination for schistosome infection, but no positives were found. Totally 1 302 Oncomelania hupensis habitats were found in 69 surveillance sites, with 1 923.64 hm2 area with snails. Totally 348 756 frames were surveyed, and the occurrence rate of snails was 17.19%. A total of 142 494 living snails were captured, with the average density of 0.41 snail/0.1 m2. No schistosome?infected snails were found. Totally 596 cases of wild manure were picked up in 41 environments with snails among 23 surveillance sites, but schistosome infested wild manure was not found. Conclusions In 2017, the level of schistosomiasis epidemic was very low in Jingzhou City. However, the risk of epidemic rebound still exists, and therefore, it is necessary to strengthen the monitoring work to further consolidate the achievements of schistosomiasis control.

Key words: Schistosomiasis, Surveillance, Endemic situation, Jingzhou City

摘要: 目的 掌握荆州市血吸虫病疫情动态,为制订血吸虫病防治策略提供参考依据。方法 按《全国血吸虫病监测方案(2014年版)》、《湖北省血吸虫病监测方案(2015年版)》和《荆州市血吸虫病监测方案》的要求,2017年在荆州市71个血吸虫病监测点开展本地居民、流动人群和家畜血吸虫感染监测,以及螺情和野粪监测。结果 2017年荆州市71个血吸虫病监测点共采用间接血凝试验(IHA)检测本地居民44 118人,发现血检阳性1 925人,总体血检阳性率为4.36%,未发现粪检阳性者;开展流动人群监测2 175人,发现IHA血检阳性93人,血检阳性率为4.28%,未发现粪检阳性者;共对1 937头耕牛进行了粪检,未发现血吸虫感染耕牛。在69个监测点查出有螺环境1 302处,有螺面积1 923.64 hm2;共调查钉螺348 756框,有螺框出现率为17.19%;捕获活螺142 494只,活螺平均密度为0.41只/0.1 m2;未发现血吸虫感染性钉螺。在23个监测点的41处有螺环境检获各类野粪596份,未发现血吸虫感染性野粪。结论 荆州市血吸虫病疫情已处于较低水平,但仍存在疫情回升的潜在因素,需继续加强监测工作,进一步巩固血防成果。

关键词: 血吸虫病, 监测, 疫情, 荆州市

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