自1994年5月至1996年9月我们对52例婴儿肝炎综合征患儿进行了血清病原学检测。男33例,女19例;年龄最小6天,最大3个月。临床表现除黄疸外还有咳嗽、气促、纳差、吐奶。病原学检测阳性结果35例,乙型肝炎标志物阳性12例(34.2％),其中肝功能异常1例,肝脏增大1例;巨细胞病毒DNA阳性11例(31.4％),其中肝功能异常3例,肝脏 From May 1994 to September 1996, we performed a serum etiological test on 52 infants with hepatitis syndrome. 33 males and 19 females; the youngest 6 days, up to 3 months. In addition to clinical manifestations of jaundice there are cough, shortness of breath, anorexia, spit milk. 35 cases were positive for pathogen detection, 12 cases were positive for hepatitis B (34.2%), 1 case was liver dysfunction, 1 case was liver enlargement, 11 cases were cytomegalovirus DNA positive (31.4%), of which liver function was abnormal 3 cases, liver