SEN病毒(SENV)是新近发现的一种DNA病毒,有8种变异株,其中SENV-D和SENV-H变异株关系最为密切,并与非甲～戊型肝炎有关,但有关SENV感染的流行病学、临床意义和传播方式尚不清楚。本文对生活在日本丙型肝炎高发区和非高发区居民的SENV-D、SENV-H感染进行分析比较。 研究对象为日本HCV感染高发区居民,共200名,其中男79名,女121名,年龄18～84岁(55.9± SENV is a newly discovered DNA virus with 8 variants. Among them, SENV-D and SENV-H are most closely related to non-hepatitis A and E, but the prevalence of SENV infection Pathology, clinical significance and mode of transmission is not clear. This article analyzes and compares SENV-D and SENV-H infections among residents living in high-incidence and non-high-incidence areas of hepatitis C in Japan. The study population consisted of 200 residents in Japan with high prevalence of HCV infection, including 79 males and 121 females, aged 18-84 years (55.9 ±