铜绿假单胞菌（又称绿脓杆菌、绿脓假单胞菌，简称ＰＡ），属假单胞菌科假单胞菌属中的主要菌种。占该菌属检出率的５５％～６５％，各医院都把该菌列为院内感染的重点监测菌之一［１］。近几年，有关ＰＡ引起婴幼儿严重的流行性腹泻及成人腹泻的情况也有报道［２，３，４... Pseudomonas aeruginosa (also known as Pseudomonas aeruginosa, Pseudomonas aeruginosa, referred to as PA), is a Pseudomonas Pseudomonas in the main species. The detection rate of the genus accounted for 55% to 65%, the hospital put the bacteria as one of the key surveillance of nosocomial infection [1]. In recent years, the PA caused serious infant epidemic diarrhea and adult diarrhea have also been reported [2,3,4 ...