您所在位置:幽门螺杆菌 > 疾病预防 > > 正文 >

幽门螺杆菌感染治疗失败的药物敏感性指导治

每周二、四为您推送近期幽门螺杆菌相关文献摘要,追踪学术进展。

Susceptibility-guidedtherapyforHelicobacterpyloriinfectiontreatmentfailures

幽门螺杆菌感染治疗失败的药物敏感性指导治疗

Abstract摘要

Background:

EmpiricaltherapyofHelicobacterpylorifrequentlyresultsintreatmentfailureduetounrecognizedantimicrobialresistance.Theaimofthisstudywastoinvestigatetheeffectivenessofsusceptibility-guidedtherapyforrescuetreatmentofH.pyloriinfectioninChina.背景:幽门螺杆菌的经验疗法经常会由于无法识别的耐药性而导致治疗失败。本研究的目的是调查中国在药敏指导下补救治疗幽门螺杆菌感染的有效性。Methods:ThiswasaprospectivestudyofconsecutivepatientsinfectedwithH.pyloriwithoneormoretreatmentfailures.Thetherapychosenwassusceptibilitybasedusingthemosteffective,best-toleratedregimensfirstandalocallyproven,reliablyeffectiveregimenformultidrug-resistantinfections.Allpatientsreceived14-daytripletherapy,i.e.esomeprazole20?mgandamoxicillin1?gtwiceadayplusclarithromycin?mgtwiceaday,metronidazole?mgtwiceaday,orlevofloxacin?mgdaily,or,formultidrug-resistantinfections,amoxicillin-containingbismuthquadrupletherapywithesomeprazole20?mgtwiceaday,bismuth?mgtwiceaday,amoxicillin1?gthreetimesaday,andmetronidazole?mgfourtimesaday.Antibioticresistancewasdeterminedbyagardilution.方法:该项目前瞻性的研究名持续感染幽门螺杆菌且一次或多次治疗失败的患者。所选择的治疗基于敏感性,首先使用最有效、耐受性最好的治疗方案,且经当地证明针对多重耐药可靠有效的方案。所有患者均接受为期14天的三联疗法,即埃索美拉唑20毫克、阿莫西林1克,每天两次,再加上克拉霉素毫克一天两次,甲硝唑毫克一天两次,或左氧氟沙星毫克一天;对于多重耐药感染者予阿莫西林含铋剂四联疗法,20毫克埃索美拉唑每天两次,铋剂毫克一天两次,阿莫西林1克一天三次,甲硝唑毫克一天四次。琼脂稀释法测定抗生素耐药性。Results:Theeradicationrateofsusceptibility-guidedtherapyoverallwas94.5%(/,95%confidenceinterval:90.4–97.2%).Around28%(56/)ofpatientscarriedstrainssusceptibletooneofthetestedantibioticsandwereprescribedthetripletherapy.Atotalofmultidrug-resistantpatientsreceivedbismuthquadrupletherapy.Theeradicationrateswereallgreaterthan90%,i.e.91.7%(11/12),92.3%(12/13),and93.5%(29/31)inthosewhoreceivedclarithromycin,metronidazole,andlevofloxacin-containingtripletherapyand95.1%(/)forthebismuthquadrupletherapy.Therewerenodifferencesineradicationratesbetweenthesubgroups.结果:药物敏感性指导治疗的总根除率为94.5%(/,95%可信区间:90.4-97.2%)。约28%(56/)的患者携带对某一种抗生素敏感的菌株,并接受三联疗法。共例耐多药患者接受铋四联疗法。其中含克拉霉素、甲硝唑或左氧氟沙星的三联疗法根除率均大于90%,分别为91.7%(11/12)、92.3%(12/13)和93.5%(29/31),铋剂四联疗法的根除率为95.1%(/)。各亚组之间的根除率没有显著差异。Conclusions:Althoughsusceptibility-guidedtherapyprovedhighefficaciousdespitethehighproportionofmultidrug-resistantstrains,thestrategysuggestedthebestapproachforthispopulationwouldbeempiricalamoxicillin-containingbismuthquadrupletherapy.结论:尽管多重耐药菌株比例较高,但药敏指导疗法仍然有效,该策略建议对于这一人群最好的治疗方法是使用含阿莫西林和铋剂的经验性四联疗法。

文献来源:

YuL,LuoL,LongX,etal.Susceptibility-guidedtherapyforHelicobacterpyloriinfectiontreatmentfailures.TherapAdvGastroenterol.;12:.PublishedSep9.doi:10./

如果需要文献全文,请在留言处留下您的邮箱,我们的工作人员会尽快发送给您。预览时标签不可点收录于话题#个上一篇下一篇
转载注明: http://www.xwoae.com/jbyf/18556.html

Copyright 2008-2009 http://www.xwoae.com All Rights Reserved 幽门螺杆菌 版权所有

本站如有转载或引用文章涉及版权问题,请速与我们联系

特别声明:本站内容仅供参考,不作为诊断及医疗依据。