Có hai nguồn chính của liên quan đến IVD-BSI: 1) thuộc địa của IVD, liên quan đến nhiễm trùng ống thông, và 2 ô nhiễm) của chất lỏng quản lý thông qua điện thoại, infusate bị ô nhiễm liên quan đến nhiễm trùng infusate là nguyên nhân của hầu hết các dịch bệnh mạch thiết bị BSIs liên quan | 6 Catheter-Related Infections in the Critically III PATHOGENESIS There are two major sources of IVD-related BSI 1 colonization of the IVD catheter-related infection and O eontamination ofthe fluid administered through the device infusate-related infection Contaminated iltfusateisthecause of most epidemic intravascular device-related BSIs in contrast catheter-related infections are responsible for most endemic device-relatedBSIs. Understanding tile pathogenesis of IVD-relaIed BSIs is essential to devisingsSrategmsforprevention teaheie isaectú rst howresr fewpuWfrha0 ttadies liss crloleienineclllie maalroaisei oi IVD-ralaltilcoloniaalion and mfection -is mg. sophisticate- iidilecrnarlriHiniqises tv pisiea er disprove poteedialroetes of infection. In order tea mmreorganisms dr ceuse cathstermehaed infectioe llrav musn firtt gain acteftlo ilia ataalh n na1 ge nrnaahinniial gf thddevke iiliata they ano adbare and aavaoe incvrpnaated into aa onlmddllld odo tditgtnrd eotomrhtion ael ultimately l n i d genohS disscminatiog Miaroorganisms gmn access to the implanted IVD by one of three mectaiúems slvn ingfimtms invcde the pasicgtcnaout toast rbably facilhated oy eapWary aeston et the time oa mserticn or in ihedagr frrtioBing mtoroo amsme contavBiilag she scubaier nub radial malt l whan tUc1 calbalar is mselIedlivcta peranlaiieiinr gutvewlredsinSermampulated or os msmt are ifinmd 0 om oneng sit th Iba implented IVD hem mmole smoaes of locas infectton mall an e f aaaainma Blare rn Witte ehon-geem -VDi lin lie ga 1 tlavs -- peripheral1 sv aelhelcrs. asteriflefthategsnnnnon-cuffrd lVledsallladl-ls Blgs t- moItaa nataa-relatad BSIo tea of cutaBCOus origm from theinrertton tite1 and geiniacaaes occarainally n ierli l Vnrlln far toa teern ralhcivtStt hidpotein cuffed CVCì. lolahv rdtdmne dl pnris and PICCs- luminal aohaà núoa has tea a showe to ba tha major merhcmsm le arliag. tn BSI Is7 le . A telescaeldsdi p iSL idSddslt2aa e eelrephosat s naiigai phla aao .
