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目的通过一起军校结核疫情传播关系的分析,探索结核在密集人群中的传播特点。方法所有病例进行流行病学调查,绘制传播关系图。结果本次疫情中共有44人发病,其中32人(72.73%)在确诊前有过不适症状,12人(27.27%)无明显不适。首发病例被误诊为肺炎后4个月才进行隔离治疗,后续病例中有23人(53.49%)与首发病例存在直接接触史,8人(19.60%)与其存在间接接触史,12人(27.91%)与其无接触史。结论误诊是导致本次疫情的主要原因,密切接触是主要传播途径。
Objective To explore the characteristics of transmission of tuberculosis in densely populated areas through the analysis of the epidemic spread of tuberculosis in military academies. Methods All cases were investigated by epidemiology, and the relationship between them was drawn. Results A total of 44 cases were reported in this outbreak. Among them, 32 (72.73%) had discomfort before diagnosis, and 12 (27.27%) had no obvious discomfort. In the follow-up cases, 23 patients (53.49%) had direct contact with the first case, 8 (19.60%) had indirect contact history with them, and 12 (27.91% ) Has no contact history with it. Conclusion Misdiagnosis is the main reason leading to the outbreak. Close contact is the main route of transmission.