侵人性诊断或治疗操作可成为丙型病毒性肝炎（HCV）的传播途径之一。在对消化科病人检查过程中，内镜活检是引发HCV感染的一个危险因素。法国一家诊所1例已知的HCV患者在结肠镜检查期间将HCV传播给了其它2例病人。被传播的2例病人是一对夫妇．男性55岁（例1），女性54例（例2） Invader diagnosis or treatment can be one of the routes of transmission for hepatitis C virus (HCV). Endoscopy biopsy is a risk factor for initiating HCV infection in the digestive system patient examination. One known HCV patient from a French clinic transmitted HCV to two other patients during a colonoscopy. The two patients that were spread were a couple. Male 55 years old (case 1), female 54 cases (case 2)