Definition Septic shock: Acute circulation dy sfunction caused by infection of bacteria, vira, fungi and so on, which can develope from SIRS severe sepsis to MODS, it's mortal ity is 40% multiple organ dy sfunctionDefinition Septic shock： Acute circulation dysfunction caused by infection of bacteria,vira,fungi and so on,which can develope from SIRS, severe sepsis to MODS,it’s mortality is 40％ multiple organ dysfunction