一、HCV感染的实验室检测丙型肝炎病毒(HCV)既往感染的检测,使用最多的方法是酶免疫分析法(EIA)检测抗-HCV。抗-HCV阳性提示既往HCV感染,但不能说明是急性、慢性感染及感染是否已清除,抗-HCV检测阴性通常说明没有HCV感染。急性HCV感染最初几周内,抗-HCV可能还检测不到(即所谓的 First, HCV-infected laboratory tests Hepatitis C virus (HCV) past infection detection, the most used method is enzyme immunoassay (EIA) detection of anti-HCV. An anti-HCV positive indicates a previous HCV infection but does not indicate whether an acute, chronic infection has been cleared of infection or a negative HCV-HCV test usually indicates no HCV infection. Anti-HCV may not be detected in the first few weeks of acute HCV infection (so-called