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时间:2019-02-28
《住院新生儿感染的细菌耐药性分析》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、儿科药学杂志2010年第l6卷第1期JournalofPediatricPharmaY2oQ.:·37··论著·住院新生儿感染的细菌耐药性分析陆媛勋,黄立新,高新颖(北京市房山区良乡医院,北京102401)[摘要]目的:探讨住院新生儿细菌感染临床分离株对抗生素的耐药性,以便合理应用抗生素。方法:采集2007年1月一2008年12月7O例住院新生儿的痰、血、皮肤分泌物或尿液进行细菌分离培养,鉴定细菌类型并采用琼脂扩散法做药敏试验。结果:89株致病菌中革兰阳性菌以金黄色葡萄球菌及凝固酶阴性葡萄球菌为主;革兰阴性菌以克雷伯茵及
2、大肠杆菌为主。金黄色葡萄球菌及凝固酶阴性葡萄球茵对临床常用的苯唑西林、头孢唑林、头孢噻肟、头孢曲松、头孢呋辛的总体耐药率为27.9%一34.9%。耐苯唑西林球菌正日渐成为新生儿感染的潜在致病菌。头孢哌酮/舒巴坦、苯唑西林、头孢他啶及头孢噻肟对革兰阴性茵耐药率为27.0%~32.4%。苯唑西林、头孢噻肟对新生儿细茵感染较为敏感,亚胺培南对革兰阴性茵有较高敏感性。不论是新生儿社区获得性肺炎还是医院感染性肺炎,病原茵都以金黄色葡萄球菌、大肠杆菌、克雷伯菌最为多见。结论:应根据本地区近年病原茵谱变迁及药敏情况选择合适的抗菌药物。
3、[关键词]新生儿;细菌感染;耐药性[中图分类号]R378[文献标识码]A[文章编号]1672·108X(2010)01-0037-04DrugResistanceAnalysisofBacterialInfectionsinHospitalizedNeonatesLUYuan-xun,HUANGLi-xin,GAOXin-ying(LiangxiangHospitalofBeijingFangshan,Beijing102401,China)[Abstract]Objective:Toinvestigatethetype
4、sandresistanceofbacterialinfectionsinhospitalizedneonatesandinstructearlyrationalclinicaldrugapplication.Methods:Acquisitions,intheperiodofJanuary2007一December2008,ofthesputum,blood,skinsecretionsorurinefrom70patientshospitalizednewbornswereisolatedandcultured.Th
5、eclinicalisolateswereidentifiedformicrobialidentificationofbacteriaandtheirantibioticsusceptibilitywastestedwithagardifusionmethod.Resulte:Among89clinicalisolates,staphylococcusaureusandCNSwerethemainGram—positiveCocci.KlebsiellaandEscherichiacolibasedwerethemain
6、Gram·negativebacteria.StaphylococcusaureusandCNS’Saverageresistanceratetooxacillin,eefazolin,cefotaxime,ceftriaxone,cefuroximewere27.9%~34.9%.Oxacillin—resistantcocciWasbecomingpotentialpathogensofbacterialinfectioninnewborns.Theratesofgrain—negativebacteriaresis
7、tancetocefoperazone,oxaciHin,cefiazidimeandcefotaximewere27.0%~32.4%.Oxacillinandcefotaximetobacterialinfectionofthenewbornweremoresensitive,andimipenemintreatmentofgram—negativebacteriainfectionhadhighersensitivity.Whetherneonatalcommunity—acquiredpneumoniaorhos
8、pital—acquiredpneumonia,themostcommonpathogenicbacteriaswereStaphylococcasAureus,EscherichiaColiandKlebsiella.Conclusions:Thetypesofbacteriaanddrugresistancedy
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