我们分析某部一年来送院的肝炎病例中有4例乙型肝炎,推想该部可能有乙型肝炎流行。因此组织人力进行调查,结果如下。一、调查内容:部队历年来肝炎发病情况、环境卫生、粪便管理、饮食卫生、营区机关、学校、托儿所等,对所有人员进行病史询问,检查症状、体检及化验。 We analyzed four cases of Hepatitis B in a hospital that had been hospitalized in one year and presumably there was a Hepatitis B epidemic in the department. Therefore, the organization of manpower survey, the results are as follows. First, the survey: Troops over the years the incidence of hepatitis, environmental health, manure management, food hygiene, camp agencies, schools, nurseries, etc., all medical history query, check the symptoms, physical examination and laboratory tests.