2015—2021年山东省临沂市输入性疟疾疫情监测分析  

Surveillance on imported malaria in Linyi City of Shandong Province from 2015 to 2021

作　　者：刘建成 许艳[2] 王龙江 孔祥礼[2] 王用斌[2] 李曰进 LIU Jiancheng;XU Yan;WANG Longjiang;KONG Xiangli;WANG Yongbin;LI Yuejin(Laboratory of Lin Yi Center for Disease Control and Prevention,Linyi 277000,Shandong,China;Shandong Institute of Parasitic Diseases,Shandong First Medical University(Shandong Academy of Medical Sciences),Jining 272033,China)

机构地区：[1]临沂市疾病预防控制中心检验科,山东临沂277000 [2]山东省寄生虫病防治研究所,山东第一医科大学(山东省医学科学院),济宁272033

出　　处：《中国寄生虫学与寄生虫病杂志》2023年第2期249-252,256,共5页Chinese Journal of Parasitology and Parasitic Diseases

基　　金：山东省自然科学基金(ZR2019PH118);山东省医药卫生科技发展计划(202001050530,202112050099)。

摘　　要：收集并分析2015—2021年山东省临沂市输入性疟疾病例信息及个案流行病学调查资料。共报告输入性疟疾病例78例,其中恶性疟65例(占83.3%)、卵形疟11例(占14.1%)、间日疟1例(占1.3%)、三日疟1例(占1.3%)。报告病例中1例自缅甸输入(1.3%),其余77例自非洲国家输入(98.7%)。病例报告时间无明显季节性变化,但在4月、8月、10月至次年1月出现高峰;病例报告主要地区为临沂市河东区(43例)、兰山区(16例)等。报告病例均为男性中青年,平均年龄(41.03±9.18)岁,以外出务工归国人员为主(68例)。报告病例中,38例发病当天就诊,时间间隔最长的为发病后30 d就诊。报告病例于发病前1个月至3年内均有境外旅居史。初次就诊机构主要是县级及以下医疗机构,占比为65.4%(51/78);初次就诊的误诊率为37.2%(29/78)。8例(10.3%)出现并发症。提示应重点做好劳务输出人员的疟疾防治知识健康宣教工作,加强流动人口的监测,对往来疟疾高流行区人员及时进行病原筛查与核查。The information on imported malaria cases and pidemiological case investigation in Linyi City,Shandong Province,from 2015—2021 were collected and analyzed.A total of 78 imported malaria cases were reported,including 65 cases of Plasmodium falciparum infection(83.3%),11 cases of P.ovale infection(14.1%),1 case of P.vivax infection(1.3%),and 1 case of P.malariae infection(1.3%).Among the reported cases,1 case was imported from Myanmar(1.3%),and the remaining 77 cases were imported from African countries(98.7%).There was no obvious seasonal variation in the time of case reporting,but there were peaks in April,August,October and January;the main areas of case reporting were Hedong District(43 cases)and Lanshan District(16 cases)in Linyi City.The reported cases were all young and middle-aged males,with an average age of(41.03±9.18)years old,and most cases were among the returned workers(68 cases).Among the reported cases,38 were seen on the same day from the onset of symptoms,and the longest symptom-to-diagnosis interval was 30 days.All the reported cases had a history of overseas residence from 1 month to 3 years before the onset of the symptoms.The primary diagnosis and treatment units were mainly to medical units at the county level or below,accounting for 65.4%(51/78);the misdiagnosis rate of the initial diagnosis was 37.2%(29/78).8 cases(10.3%)presented with complications.It is recommended to focus on providing health education on malaria prevention and control knowledge for labor exporting personnel,strengthen monitoring of mobile populations,and timely conduct pathogen screening and verification for personnel traveling to high malaria prevalence areas.

关 键 词：输入性疟疾 流行病学调查 劳务输出 临沂市 

分 类 号：R531.3[医药卫生—内科学]