许多传染性疾病的发生和传播有严格的季节性,只有了解其规律性,才能做好预防工作,减少相应传染性疾病。麻疹由麻疹病毒引起的、具有高度传染性的呼吸道疾病。以发热、费·柯氏斑、卡他症状、红色斑丘疹等为临床特征。以飞沫传播,冬春季发病率最高。5岁以下的儿童是高危人群,可形成流行。预防措施:(1)隔 The occurrence and spread of many infectious diseases are strictly seasonal. Only by understanding their regularity can preventive work be done and the corresponding infectious diseases can be reduced. Measles virus caused by the highly contagious respiratory disease. To fever, fee · koji spot, catarrhal symptoms, red rash and other clinical features. Spread with droplets, the highest incidence of winter and spring. Children under the age of 5 are at high risk and can be prevalent. Preventive measures: (1) every other