手足口病(Hand-foot and mouth disease.HFMD)是由肠道病毒引起的急性传染病,多发生于学龄前儿童,尤以5岁以下年龄组发病率最高。主要症状为手、足、口腔等部位的斑丘疹、疱疹。少数病例可出现脑膜炎、脑炎、脑脊髓炎、肺水肿、循环障碍等。个别重症患儿病情发展快,死亡率较高[1],因 Hand-foot and mouth disease (HFMD) is an acute infectious disease caused by enteroviruses, which occurs mostly in preschool children, especially in those under 5 years of age. The main symptoms are hand, foot, mouth and other parts of the rash, herpes. A small number of cases of meningitis, encephalitis, encephalomyelitis, pulmonary edema, circulatory disorders. Individual critically ill children develop fast, high mortality [1], because