超声监测儿科患者的肺内分流

CritUltrasoundJ.Dec;8(1):19.EpubDec1.

Dopplerimagesofintra-pulmonaryshuntwithinatelectasisinanesthetizedchildren.

AcostaCM1,TusmanG2,CostantiniM2,EchevarríaC3,PolliotoS4,AbregoD4,Suarez-SipmannF5,6,B?hmSH7.

AuthorinformationAbstractBACKGROUND:

Dopplerimagesofpulmonaryvesselsinpulmonarydiseasesassociatedwithsubpleuralconsolidationshavebeendescribed.ColorDopplereasilyidentifiessuchvesselswithinconsolidationswhilespectralDoppleranalysisallowsthedifferentiationbetweenpulmonaryandbronchialarteries.Thus,Dopplerhelpsindiagnosingthenatureofconsolidations.Toourknowledge,Doppleranalysisofpulmonaryvesselswithinanesthesia-inducedatelectasishasneverbeendescribedbefore.Theaimofthiscaseseriesistodemonstratetheabilityoflungultrasoundtodetecttheshuntingofbloodwithinatelectaticlungareasinanesthetizedchildren.

FINDINGS:

Threeanesthetizedandmechanicallyventilatedchildrenwerescannedinthesupinepositionusingahigh-resolutionlinearprobeof6-12MHz.Oncesubpleuralconsolidationsweredetectedinthemostdependentposteriorlungregions,theprobewasrotatedsuchthatitslongaxisfollowedtheintercostalspace.Inthisobliqueposition,colorDopplermappingwasperformedtodetectbloodflowwithintheconsolidation.Thereafter,pulsedwavedspectralDopplerwasappliedinthepreviouslyidentifiedvesselsduringashortexpiratorypause,whichpreventedinterferencesfromrespiratorymotion.Differentflowpatternswereidentifiedwhichcorrespondedtoboth,pulmonaryandbronchialvessels.Finally,alungrecruitmentmaneuverwasperformedwhichleadstothe







































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