怀化铁路第一中学于1996年2月24日至3月19日发生甲型肝炎（下称甲肝）暴发流行．通过实施常规疫情处理措施，使疫情得到控制，现将情况报告如下．1流行特征1．且该校共有学生1226（其中初中部743学生人，高中部483学生人），共发生甲肝15例，发病率为1．22％．1．2该校共有28个 The first high school of Huaihua Railway took place from February 24 to March 19, 1996 with the outbreak of hepatitis A (hereinafter referred to as “hepatitis A”). Through the implementation of routine epidemic treatment measures to control the outbreak, the situation is reported as follows. 1 popular features 1. And the school a total of 1226 students (including 743 junior high school students, 483 high school students), a total of 15 cases of hepatitis A, the incidence was 1.22%. 1.2 The school has a total of 28