一、临床资料8例患者均为 A- 32 0男性飞行员 ,年龄 38～ 5 2岁 ,飞行时间 140 0 0～2 0 0 0 0 h。有 HBs Ag阳性病史 7～ 11年 ,历年空勤体检肝功能均正常 ,一般情况好 ,未作治疗 ,体检结论 :飞行合格。但要求进行定期观察 ,实行餐具隔离。1996年检查发现 ,其中 4例无变化 ,1 First, the clinical data of 8 patients were A-32 0 male pilots, aged 38 to 52 years old, flying time 140 0 0 ~ 20 000 h. Have HBsAg positive history of 7 to 11 years, over the years airborne physical examination of liver function are normal, generally good, without treatment, physical examination conclusion: flight qualified. However, regular inspections are required and tableware is isolated. 1996 inspection found that 4 of them no change, 1