EnglishversionofnursingQ&Aonimagingmanifest•Overviewofimagingmanifestationsofencephalitis•Englishterminologyforimagingmanifestationsofencephalitis目录•Caseanalysisofimagingmanifestationsofencephalitis•Q&Aonencephalitiscare目录01OverviewofimagingmanifestationsofencephalitisDefinitionandclassificationDefinitionImagingmanifestationsofencephalitisrefertothechangesinthebrainthatcanbeobservedthroughmedicalimagingtechniquesduringtheprocessofencephalitis.ClassificationImagingmanifestationsofencephalitiscanbeclassifiedasfocalanddiffusebasedontheextentandlocationofbraininvolvement.CommonimagingmanifestationsofencephalitisFocallesionsFocallesionsarecommoninencephalitisandcanoccurinanypartofthebrain.TheyappearasareasofincreasedordecreaseddensityonCTorMRIscans.DiffuseswellingDiffuseswellingofthebrainisalsoacommonimagingfindinginencephalitis.ItmanifestsasincreasedsignalintensityonMRIscansandcanleadtobrainherniation.VasogenicedemaVasogenicedemaisaresultofdamagetotheblood-brainbarrierandmanifestsasareasofincreasedsignalintensityonMRIscans.Itusuallyoccursinthewhitematterofthebrain.TheimportanceofimagingexaminationinthediagnosisofencephalitisDiagnosisPrognosisMonitoringtreatmentresponseImagingexaminationcanhelptoconfirmthediagnosisofImagingmanifestationscanprovidevaluableinformationontheprognosisofencephalitis.Forexample,thepresenceofcerebraledemaorhydrocephaluscanindicateapoorprognosis.Imagingexaminationcanbeusedtomonitortheresponsetotreatmentandassesstherecoveryofbrainfunction.Itcanhelptoidentifycomplicationssuchasintracranialhemorrhageorencephalitisbyrevealingthelocationandextentofbraininvolvement.Itcanalsoexcludeotherdiseasesthatmaymimicencephalitis.infarctionthatmayoccurduringthecourseofencephalitis.02EnglishterminologyforimagingmanifestationsofencephalitisMRIterminologyT1-weightedimage(T1WI)AtypeofMRIscanthatdetectstheamountoflongitudinalrelaxationtimeofprotonsintissue.Itisoftenusedtovisualizestructuressuchasbonesandcartilage.T2-weightedimage(T2WI)AtypeofMRIscanthatdetectstheamountoftransverserelaxationtimeofprotonsintissue.Itisoftenusedtovisualizesofttissues,suchasmusclesandtendons.Fluid-attenuatedinversionrecovery(FLAIR)AMRIsequencethatisusedtoenhancethevisualizationofcerebrospinalfluidandbrainparenchyma.Itisparticularlyusefulinthedetectionofsmallhemorrhagesandmicrobleeds.CTterminologyComputedEnhancementAttenuationtomography(CT)AdiagnosticimagingTheprocessofimprovingthecontrastandvisibilityofstructuresonCTimagesbyinjectingacontrastmediumintothebloodstream.ThereductionintheintensityofX-raybeamsastheypassthroughbodytissues.ThedegreeofattenuationisusedtocreategrayscaleimagesonCTscans.techniquethatusesaseriesofX-rayimagestakenfromdifferentanglestocreateathree-dimensionalimageofthebody'sinternalstructures.X-rayterminology要点一要点二要点三X-rayInfraredimagingDigitalradiographyAtypeofelectromagneticradiationthatcanpenetratethroughvarioustypesofmatter,makingitusefulforvisualizingtheinsideofthebody.AtypeofX-rayimagingthatusesinfraredradiationtopenetratethroughdensetissuesandTheuseofdigitaltechnologytocaptureandprocessX-rayimages,providinghigherimagequalityandeasierstorageandtransmissioncomparedtoproduceimageswithhighercontrastthanconventionalX-rays.traditionalfilm-basedradiography.InterpretationofEnglishdiagnosticreportsImagingfindings:Theresultsoftheimagingtests,includinganyabnormal...
