呼吸道合胞体病毒(RSV)是婴幼儿最重要的致病性病毒,RSV感染遍及世界。自1956年发现RSV以来,对有关RSV感染的认识日趋深入,但它在婴幼儿中引起严重疾患的机理尚不清楚。 Respiratory syncytial virus (RSV) is the most important virulent virus in infants and young children, with RSV infection spreading all over the world. Since the discovery of RSV in 1956, there has been a growing awareness of RSV infection, but the mechanism by which it causes serious illnesses in infants and young children is unclear.