脓毒症是指由感染引起的全身炎症反应综合征(SIRS),其患病率约为11000[1]。它易发展为脓毒性休克而危及生命,已成为人类健康的严重威胁。尤其是儿童脓毒症病情进展快,年龄差异大,以及缺乏特异诊治方法,为儿科危重症领域难题之一,也是国内外瞩目的课题。1如何认识、应用儿科脓毒 Sepsis refers to the systemic inflammatory response syndrome (SIRS) caused by infection and its prevalence is about 11,000 [1]. It is easy to develop into a septic shock and life-threatening, it has become a serious threat to human health. In particular, the rapid progression of sepsis in children, age differences, and the lack of specific diagnosis and treatment methods, is one of the critical areas of pediatric critical problems, but also the subject of domestic and foreign attention. 1 How to recognize and apply pediatric sepsis