感染性休克也称败血症性休克,是指由微生物及其毒素等产物所引起的全身炎症反应综合征,是住院病人中死亡的主要原因之一。感染性休克占进入ICU病房治疗的病人中的1/5,它也是非心脏病ICU中病人的一个主要的死亡原因。在美国,感染性休克的死亡率为40%-50%[1],我国的一项统计分析表明,感染性休克患者死亡率为67.2%[2]。因 Septic shock, also known as septic shock, refers to the systemic inflammatory response syndrome caused by microorganisms and their toxins and other products, is one of the major causes of death in hospitalized patients. Septic shock accounts for one in five patients admitted to the ICU ward and is also a leading cause of death among patients in the non-heart-related ICU. In the United States, the mortality rate of septic shock is 40% -50% [1]. A statistical analysis in our country shows that the mortality rate of septic shock patients is 67.2% [2]. because