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作者应用对流免疫电泳方法检查了31名母亲在孕期或产后患急性乙型肝炎者的婴儿,发现17例血液HBAg(乙型肝炎抗原)阳性。婴儿阳性与母亲患肝炎的时间有关:母亲在妊娠头3个月患病者为0/6(阳性婴儿数/阳性母亲数),妊娠中3个月者为1/4,妇娠末3个月者为11/15),产后2个月者为5/6。7例阳性婴儿用放射免疫法检查了脐带血HBAg,结果4例为阳性。以母亲出现肝炎表现至婴儿出现抗原血症作为潜伏期,则7例的潜伏期34～73天。17例感染者中,2例分别于出生后8和12周发生急性黄疸型肝炎,
The authors used convective immuno-electrophoresis to examine 31 mothers with infants who had acute hepatitis B during pregnancy or after childbirth and found that 17 were positive for blood HBAg (hepatitis B antigen). The positive rate of the baby is related to the time when the mother is suffering from hepatitis. The mother is 0/6 (number of positive infants / number of positive mothers) in the first trimester of pregnancy, 1/4 in 3 months of pregnancy and 3 Month for 11/15), 2 months postpartum were 5 / 6.7 cases of positive infants by radioimmunoassay cord blood HBAg, 4 cases were positive. The performance of hepatitis in mothers to anti-hyperlipidemia as an incubation period, the seven cases of incubation period of 34 to 73 days. Among 17 infected persons, 2 cases developed acute jaundice hepatitis at 8 and 12 weeks after birth respectively,