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目的通过对桂林市首例甲型H1N1流感病例流行病学调查分析,探讨甲型H1N1流感流行特征和应对策略的调整。方法根据卫生部相关方案,查阅病历,采集病例咽拭子,采用real-time RT-PCR方法进行病毒核酸检测,并设计统一的调查表、记录表,开展相关流行病学调查。结果病例为境外输入性病例,却是在出境时由口岸检疫发现。123名密切接触者未发生二代病例,亦未造成社区传播。病例病情温和,未服用达菲治疗,咽部带毒时间较长。结论通过对首例甲型H1N1流感病例的流行病学特征及控制过程分析,体现国家应对甲型H1N1流感不断认识和防控策略由围堵到针对性干预调整的过程。
Objective To investigate the epidemiological characteristics of Influenza A (H1N1) and the adjustment of coping strategy by analyzing the epidemiological analysis of the first case of Influenza A (H1N1) in Guilin. Methods According to the relevant programs of the Ministry of Health, medical records were reviewed and throat swabs were collected. Real-time RT-PCR was used to detect the virus nucleic acid and a unified questionnaire and record sheet were designed to carry out relevant epidemiological investigations. Results The cases were imported cases, but they were found by quarantine at the port when leaving the country. There were no second-generation cases in 123 close contacts and no community transmission. The condition was mild, did not take Tamiflu treatment, pharyngeal poisoning longer. Conclusions The epidemiological characteristics of the first case of Influenza A (H1N1) and the analysis of its control process reflect the state’s constant understanding of the Influenza A (H1N1) virus and the adjustment of prevention and control strategies from containment to intervention.