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母婴传播是乙型肝炎的主要传播途径之一。本调查旨在探讨上海地区正常孕妇乙型肝炎表面抗原(下称 HBsAg)阳性率,以及无症状 HBsAg 阳性母亲对其婴儿乙型肝炎传播作用。材料和方法 1978年7～10月间,对两个市区产院来院分娩的孕妇,逐例询问病史,检查肝功能、HBsAg、抗 HBs、HBeAg 和抗 HBe,并于产后42天和6个月各进行一次复查。选择无临床症状、肝功能正常,但仅血液 HBsAg 阳性持续6个月以上者作为慢性 HBsAg 携带者,计算出上海地区正常孕妇的HBsAg 携带率。所有新生儿脐血均作 HBsAg 和抗
Mother-to-child transmission is one of the major routes of transmission of hepatitis B. The purpose of this study was to investigate the positive rate of hepatitis B surface antigen (HBsAg) in normal pregnant women in Shanghai and the transmission of hepatitis B among infants with asymptomatic HBsAg positive mothers. Materials and Methods From July to October 1978, pregnant women who came to hospital for delivery in two urban districts asked for medical history on a case-by-case basis and examined liver function, HBsAg, anti-HBs, HBeAg and anti-HBe. Month to conduct a review. Select no clinical symptoms, normal liver function, but only blood HBsAg positive for 6 months or more as a chronic HBsAg carriers, calculate the Shanghai area of normal pregnant women HBsAg carrier rate. All neonatal cord blood HBsAg and anti-