风疹是由风疹病毒引起的急性呼吸道传染病,通常是一种轻度的儿童疾病。然而,怀孕早期的感染可引起胎儿死亡,或先 天性风疹综合征(CRS),其特征为多发性缺陷,特别是大脑、心脏、眼、耳。在获得性风疹感染还未被控制或消除的国家,CRS是引起听力、视力损害和精神发育迟缓的重要原因。为防止风疹在我县流行,形成免疫屏障,避免先天性风疹综合征(CRS)发生,我县1996年陆续开始对1990年以后出生满1周岁的儿童接种风疹疫苗,接种率达90%以上,并于2001年在部分人群中开展风疹抗体测定,以了解全县各人群风疹免疫状况,为制定免 Rubella is an acute respiratory infection caused by the rubella virus and is usually a mild childhood disease. However, infection in early pregnancy can cause fetal death, or congenital rubella syndrome (CRS), which is characterized by multiple defects, particularly the brain, heart, eyes, ears. In countries where acquired rubella infection is not yet controlled or eliminated, CRS is an important cause of hearing loss, visual impairment, and mental retardation. In order to prevent the epidemic of rubella in our county and to form an immune barrier to prevent the occurrence of congenital rubella syndrome (CRS), in 1996, our county started to have rubella vaccine for children over one year old after 1990, with the vaccination rate reaching more than 90% And in 2001 in some of the population in rubella antibody test to understand the immune status of the crowd rubella in various countries, to develop exemption