感冒、上呼吸道感染是冬春季节的常见病、多发病。主要通过飞沫传播 ,尤其在人群密集、空气不易流通的中小学教室等地方发病率很高。引起普通感冒、上呼吸道感染的病原主要与鼻病毒、呼吸道合胞病毒、腺病毒等 ,以及溶血性链球菌、葡萄球菌等病原体有关。此外柯萨奇 B组病毒 ( Colds and upper respiratory tract infections are common and frequently occurring in the winter and spring. Mainly through the spread of droplets, especially in densely populated areas in schools, where the air is not easy to circulate, the incidence is high. The pathogens that cause common colds and upper respiratory tract infections are mainly related to rhinovirus, respiratory syncytial virus, adenovirus, and other pathogens such as hemolytic streptococcus and staphylococcus. In addition, Coxsackie B virus (