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目的对嵊州市首例人感染H7N9禽流感病例进行分析,为防控疫情提供科学依据。方法采用现场流行病学调查方法对病例开展流行病学调查,采集患者咽拭子、漱口液等样品开展禽流感病毒(H7N9)特异性核酸检测。结果结合临床症状和实验室检测结果,确诊为嵊州市首例人感染H7N9禽流感病例。结论感染途径可能为间接接触活禽分泌物或排泄物,传播途径可能为禽流感病毒污染环境再传播到人。通过病例隔离治疗、密切接触者医学观察、外环境病源溯源及消毒等措施,疫情得到控制。
Objective To analyze the cases of H7N9 bird flu in Shengzhou City and provide a scientific basis for prevention and control of the outbreak. Methods Epidemiological investigation was carried out in the field with epidemiological investigation method. Samples of throat swab and mouthwash were collected for the detection of specific nucleic acid of bird flu virus (H7N9). Results Combined with clinical symptoms and laboratory test results, the first case of H7N9 bird flu was found in Shengzhou City. Conclusion The pathways of infection may be indirect contact with live poultry secretions or excretions. The route of transmission may be that the bird flu virus pollutes the environment and then spread to humans. The epidemic was under control through isolation and treatment of cases, medical observation of close contacts, traceability of external environment sources and disinfection.