2022年2月至2023年7月江苏省无锡市惠山区鹦鹉热流行特征分析

Epidemic characteristics of psittacosis in Huishan district,Wuxi city,Jiangsu province from February 2022 to July 2023

目的了解鹦鹉热流行特征,为制定防制策略提供依据。方法采用描述流行病学方法,对2022年2月至2023年7月江苏省无锡市惠山区鹦鹉热疫情资料进行分析。结果2022年2月至2023年7月江苏省无锡市惠山区共报告鹦鹉热病例22例。2022年10月为发病高峰期;全区6个街道/镇有鹦鹉热病例报告;男女性发病数比为1.00︰1,以60岁及以上年龄为主,占54.55%,离退人员占50.00%;明确禽类接触史的病例占90.91%;病例症状以发热、咳嗽为主,95.45%的病例进展为肺炎,95.45%的病例住院治疗。报告鹦鹉热聚集性疫情2起,为家庭、社区各1起。结论江苏省无锡市惠山区鹦鹉热病例绝大多数有禽类接触史,且以离退人员为主,应加强重点场所和人群的宣传教育和疫情监测,规范处置鹦鹉热散发病例和聚集性疫情,防止暴发流行。

Objective To understand the epidemic characteristics of psittacosis and provide the basis for formulating control strategies.Methods Descriptive epidemiology method was used to analyze the epidemic data of psittacosis in Huishan district,Wuxi City from February 2022 to July 2023.Results A total of 22 cases of psittacosis were reported in Huishan district from February 2022 to July 2023.October 2022 was the peak incidence;psittacosis cases were reported in six subdistricts/towns of the whole district;the ratio of male to female incidence was 1.00∶1,mainly in the age stage of 60 years and above,accounting for 54.55%,and 50.00%of those who were retired;90.91%of the cases had a clear history of poultry exposure;the symptoms of the cases were mainly fever and cough,95.45%of the cases progressed to pneumonia,and 95.45%of the cases were hospitalized.Two clustered outbreaks of psittacosis were reported,one in the family and the other in the community.Conclusion The majority of psittacosis cases in Huishan district have a history of poultry contact,and the retirees are the majority of cases.It is necessary to strengthen the publicity and education of key places and populations and epidemic surveillance,standardize the handling method of psittacosis sporadic cases and clustered epidemic incidence,and prevent outbreaks.