手足口病(Hand foot and mouth disease,HFMD)是一种儿童传染病,又名发疹性水疱性口腔炎。多发生于5岁以下儿童,可引起手、足、口腔等部位的疱疹,少数患儿可引起心肌炎、肺水肿、无菌性脑膜脑炎等并发症。个别重症患儿如果病情发展快,可导致死亡。该病以手、足和口腔黏膜疱疹或破溃后形成溃疡为主要临床症状。手足口病是由肠道病毒引起的传染病, Hand foot and mouth disease (HFMD) is a childhood infectious disease, also known as erosive blister stomatitis. Occurred in children under 5 years of age can cause hand, foot, mouth and other parts of the herpes, a small number of children can cause myocarditis, pulmonary edema, aseptic meningoencephalitis and other complications. Individual critically ill children if the disease develops rapidly, can lead to death. The disease to hand, foot and oral mucosal herpes or ulceration after ulceration as the main clinical symptoms. Hand, foot and mouth disease is caused by enterovirus infection,