乙肝病毒的慢性携带状态已成为一个值得广泛关注的社会问题，我国的乙肝病毒慢性携带者人数众多，而目前能有效治疗的药物不多，其防治的根本途径在于乙肝疫苗注射，而造成慢性携带的根本原因是婴幼儿时期的感染，特别是母子／父子间的垂直传播。母子间的垂直传播，文献已有大 Chronic hepatitis B virus carrying status has become a social issue worthy of widespread attention. There are a large number of chronic carriers of hepatitis B virus in our country. However, there are not many drugs that can be effectively treated at present. The basic way of prevention and treatment is hepatitis B vaccine, which causes chronic carrier The fundamental reason is the infection in infancy, especially between mother and child / vertical transmission between father and son. The vertical spread between mother and son, the literature has been large