1990年第七届国际病毒性肝炎会议确立的丙型肝炎(HC),现今已证实是波及全球的传染病,约70～90%的输血后肝炎的非乙型病毒性肝炎和50%以上的散发性非甲非乙型肝炎,系由HCV引起。本文利用检测HCV抗体方法,报告非输血引起的散发性HC5例。临床资料:临床上诊断慢迁肝,ALT持续不降一年以上的患者5例,男4例,女1例,平均年龄41岁(18～64岁),均否认有输血或血制品的历史,有急性 Hepatitis C (HC), established at the Seventh International Viral Hepatitis Conference in 1990, has now proven to be a contagious disease worldwide, with about 70-90% of post-transhepatitic hepatitis non-B and more than 50% Sporadic non-A, non-B, caused by HCV. In this paper, HCV antibody detection method used to report non-blood transfusion-induced HC5 cases. Clinical data: Clinical diagnosis of slow moving liver, ALT continued to decline for more than one year in 5 patients, 4 males and 1 female, mean age 41 years (18 to 64 years), all denied the history of blood transfusion or blood products Acute