流行性腮腺炎是由腮腺炎病毒引起的呼吸道传染病。人是腮腺炎病毒的唯一自然宿主。腮腺炎患者和健康带毒者是本病的传染源。腮腺炎主要在儿童和青少年中发生,尤以5～15岁患者较为多见。腮腺炎在冬春季发病较多,但全年都可发生感染流行,大约每2年出现一次流行。常在托儿所、幼儿园、学校等人群集聚场所流行。一次感染后可获得终身免疫,但个别抗体水平低下者,亦可再次感染。1我市疫情情况 Mumps is a respiratory infection caused by the mumps virus. Man is the only natural host to mumps virus. Mumps and health with poisoning is the source of infection of the disease. Mumps occurs mainly in children and adolescents, especially in patients aged 5 to 15 are more common. Mumps are more common in both winter and spring, but infection can occur throughout the year, with a pandemic about every 2 years. Often in nurseries, kindergartens, schools and other crowd gathering place popular. Once infected with lifelong immunity, but individual antibody levels may also be re-infection. 1 epidemic situation in our city