射阳县学校聚集肺结核病例调查分析

Investigation and Analysis of Tuberculosis Cases in Sheyang County

目的通过对射阳县某高中结核病疫情的调查分析,探索在学校聚集肺结核病防治中措施与对策。方法采用常规健康体检、结核菌素(PPD)试验、痰涂片检查、X线胸部影像学等对师生和被诊断肺结核学生进行筛查;收集病例社会人口学资料进行立体面分析。结果首例患者发病诊断后,在随后近1个月内,该筛查栋大楼1 879人中,PDD强阳性182人,阳性率为9.7%。确诊肺结核患者21例,总体罹患率的1.1%。肺结核病例与首发病例有密切接触之外,与性别、年龄等无明显关联。结论这是一起典型的校内班级感染的结核病暴发,具有发病水平高、时间短,呈现出季节性、聚集性和一定的非典型性特征。

Objective Through the investigation and analysis of tuberculosis epidemic in a high school in Sheyang County,the measures and countermeasures of tuberculosis prevention and control in schools were explored.Methods Physical examination of tuberculosis students was performed by routine health examination,tuberculin(PPD) test,sputum smear examination,X-ray chest radiography and so on.The social demographic data were collected and analyzed.Results In the first case,the positive rate of PDD was 18.7%,and the positive rate was 9.7% in the last 18 months.Twenty patients with tuberculosis were diagnosed with an overall prevalence of 1.1%.Tuberculosis cases are closely related to the first case,and gender,age and other no significant association.Conclusion This is a typical outbreak of school-born tuberculosis outbreaks,with high incidence of disease,time is short,showing a seasonal,clustering and a certain atypical characteristics.