一、流行病学人巨细胞病毒(CMV)是宫内感染最常见的病毒,可导致患儿多种出生缺陷,亦是引起非遗传性耳聋最常见的原因。妇女在初次感染CMV后,病毒会在体内持续多年。怀孕时免疫功能相对低下,可能会导致病毒再 First, the epidemiology of human cytomegalovirus (CMV) is the most common intrauterine infection of the virus, can cause multiple birth defects in children, but also caused the most common cause of non-genetic deafness. After the first infection of women with CMV, the virus persists in the body for many years. Relatively low immune function during pregnancy, may lead to the virus and then