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作者调查 HBsAg 阴性急性乙型肝炎39例,年龄18~76岁,由急性乙型肝炎863例中划分出来的。其中于近6月前有胃肠外感染乙肝病毒史33例,输血9例,输血浆1例,医学工作者经常接触血液4例,与急性乙型肝炎病人接触时传染4例,6个月前曾有肠胃外医学操作史者3例。在病人黄疸期第1~10天血清检出 IgM-抗 HBc 证实 HBV 急性感染,全部病人血 HBsAg 均阴性。39例中,病情呈中等型23例,轻型16例。黄疸
The authors investigated 39 cases of HBsAg-negative acute hepatitis B, aged 18 to 76 years, divided by 863 cases of acute hepatitis B. Among them, there were 33 cases of history of HBV infection during the past 6 months, 9 cases of blood transfusion, 1 case of plasma transfusion, 4 cases of regular contact with blood of medical workers, 4 cases of contact with acute hepatitis B patients and 6 months There had been 3 cases of parenteral medical operation before. IgM-anti-HBc was detected in sera of patients with jaundice from the first day to the 10th day, and all the patients were negative for HBsAg. Among the 39 cases, 23 were moderate and 16 were light. jaundice