流行性腮腺炎是由流行性腮腺炎病毒引起的呼吸道传染病，临床以发热、耳下腮部弥漫性肿胀疼痛为特征，严重者可并发脑炎（高热、神昏、抽搐）和睾九炎（睾丸肿痛）、卵巢炎沙腹疼痛）。本病主要发生在小儿，青少年也可发病，以3～8岁小儿多见。四季均可发病，但以冬春季节发病 Mumps is a respiratory infection caused by the mumps virus. It is clinically characterized by fever and diffuse swelling and pain in the cheeks of the ear. In severe cases, it can be complicated by encephalitis (fever, fainting, convulsions) and testicular inflammation (Testicular swelling and pain), ovarian inflammation abdominal distension pain). The disease occurs mainly in children, adolescents can also be disease, more common in children aged 3 to 8 years. Four seasons can be disease, but the onset of winter and spring