2012—2016年丹东口岸疟疾疫情监测分析

Analysis of the surveillance on malaria at Dandong port

目的了解丹东口岸输入性疟疾情况,为口岸制定疟疾防控方案提供依据。方法对丹东口岸的归国人员,以及朝鲜入境人员、非洲和东南亚入境人员进行体温筛查,采集体温高于37℃人员的血液样品,采用胶体金快检和显微镜镜检,再用实时荧光PCR方法确认疟疾感染情况。结果 2012—2016年,共监测24 753人,发现发热人员225人。检出疟疾病例43例,其中41例为输入性病例,2例为本地病例;包括恶性疟36例、间日疟6例、三日疟1例。输入性病例中有40例为非洲归国人员、1例来自朝鲜。结论输入性疟疾是丹东口岸疟疾病例的主要组成部分;非洲和朝鲜是主要疫源地,应加强检疫查验和疾病监测工作。

Objective To grasp the spreading situation of imported malaria at Dandong port,and to provide inspection and quarantine officials with decision making references. Methods A total 24 753 travelers entering China at Dandong port were screened by thermal detector,blood samples were collected from travelers with fever and tested malaria infection by using colloidal gold kit,blood smear microscopy and Real-time PCR. Results From 2012 to 2016,225 blood samples of travelers with fever were collected at Dandong port,43 cases of malaria cases were con- firmed,including 41 cases of imported malaria and 2 cases of local infection cases,36 cases were falciparum malaria, 6 cases were vivax malaria and 1 case was quartan malaria. The 41 imported malaria cases including 40 Chinese and 1 Democratic People＇s Republic of Korean,all of which used to work in Africa. Conclusion Malaria cases found at Dandong port were mainly imported cases. Africa and Democratic People＇s Republic of Korea were main malaria epidemic area. It should strengthen quarantine inspections and disease surveillance.