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1979年以来,太原市地区的托幼机构,多次发生肝炎流行,由于无甲型肝炎(甲肝)特异性诊断用的制剂供应,也无当地甲肝流行病学资料供参考,所以对甲肝诊断有所忽视,不利于患者采取正确的隔离和预防措施。 1980年初,我们调查一次家庭内甲肝爆发兄妹四人先后发病,粪便提取物经电镜和血清学试验证明为甲肝抗原,患者恢复期血清的甲肝抗体比急性期上升4倍,追溯调查,发现最早发病的妹妹所在
Since 1979, the kindergartens and nurses in Taiyuan have repeatedly been experiencing a hepatitis epidemic. Due to the availability of preparations for hepatitis A (hepatitis A) -deficient diagnosis and no epidemiological data on hepatitis A for reference, diagnosis of hepatitis A Neglected, is not conducive to patients to take the correct isolation and preventive measures. At the beginning of 1980, we investigated the incidence of hepatitis C virus (HCV) in the family. The excrement was proved to be hepatitis A antigen by electron microscopy and serological tests. The antibody of hepatitis A in convalescent serum was 4 times higher than that in acute phase. The retrospective investigation found that the earliest onset Sister