CTAngiography:Peripheral
CTangiographyisatechniquethatallowsevaluationofthevasculaturewithaperipheralvenousinjectionofcontrast.Thisnewapplicationispossiblebecausescanningcanbecompletedduringpeakvascularenhancement.Thefastscanningtimeallowsthescantobecompletedinasinglebreathhold,whichgreatlydecreasesmotionartifacts.Additionally,thevolumetricdatasetenablesoverlappingreconstructions,whichfacilita...[
閱讀全文]
CTAngiography:Overview
CTAngiography(CTA)isbecomingincreasinglyimportantasasophisticatedtoolforevaluationandscreeningofthevascularstructuresofthebody.CTAisemergingasalessinvasivemoreeconomicalmethodofvascularevaluationcomparedtocatheterizationproceduresinangiographiclabs.ThevolumeofdatathattheCTAexamprovidesenablesvisualizationofcomplexvascularrelationshipsmoreeffectivelyinviewsunattainablewit...[
閱讀全文]
TraumaEvaluation:CTintheEmergentSituation
Thefastacquisitionofthinoverlappingsliceswiththesimultaneousevaluationofvasculature,softtissuesandbonystructuresmakeshelicalCTidealintheevaluationoftraumapatients.ClinicalsituationsthatinthepastrequiredtheuseofmultipletimeconsumingmodalitiescannowbeevaluatedquicklywitharapidhelicalCTexamination.Currentscannersallowforrapidevaluationfromheadtotoe.(Figur...[
閱讀全文]
