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医院感染多重耐药菌分布及耐药性分析
Authors
胡霞辉
蔡海明
郑燕红
Publication date
25 April 2013
Publisher
Abstract
目的了解医院感染多重耐药菌分布及耐药性分析,为临床诊疗提供依据。方法 25 618例临床感染标本分离株培养鉴定后,监测常见分离菌的多重耐药菌株(MdrO)。结果 1 087株分离菌以革兰阴性菌925株为主,革兰阳性菌162株。革兰阴性菌中分离率前5位分别是肺炎克雷伯菌、大肠埃希菌、铜绿假单胞菌、鲍曼不动杆菌、阴沟肠杆菌。革兰阳性菌中分离率前5位分别是金黄色葡萄球菌、凝固酶阴性葡萄球菌、肺炎链球菌、屎肠球菌、粪肠球菌。大肠埃希菌、肺炎克雷伯菌产超广谱β-内酰胺酶(ESblS)株的检出率分别为75.53%、37.14%;金黄色葡萄球菌中耐甲氧西林的金黄色葡萄球菌(MrSA)的检出率为78.20%,凝固酶阴性葡萄球菌中耐甲氧西林的凝固酶阴性葡萄球菌(MrCnS)的检出率为84.60%。13株屎肠球菌中发现3株万古霉素耐药株(VrE)。结论医院感染多重耐药菌分布主要以革兰氏阴性杆菌为主,其次是革兰氏阳性球菌。MdrO的增多是医院面临的重要问题,在临床上应改进治疗手段,合理使用抗菌药物,减少MdrO的产生和播散
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Last time updated on 16/06/2016