大脑MRISECTION(英文版) 完整版

SectionalAnatomyofBrainSKULLVAULT,BASE&SUTURES.MENINGES.BRAINPARENCHYMA.CSFSPACES&CISTERNAPPROACHTOSTUDYOFBRAINANATOMYSKULLVAULTMENINGESDURAMATER:ARACHNOIDMATERPIAMATERouterperiosteallayer&innermeningeallayerMENINGEALFOLDSDURALREFLECTIONSFALXCEREBRITENTORIUMCEREBELLIFALXCEREBELLIDIAPHRAGMATICSELLADURALVENOUSSINUSES

B/WTWODURAMATERSBRAINFOREBRAIN(PROSENCEPHALON)Telencephalon–Cerebralhemispheres.Diencephalon-Epithalamus,Thalamus,HypothalamusandSubthalamus.MIDBRAIN(MESENCEPHALON)HINDBRAIN(RHOMBENCEPHALON)Metencephalon–ponsandcerebellum.Myelencephalon–medulla.CEREBRALHEMISPHERESOutergraymatter:thecerebralcortex.innerwhitematter:centrumsemiovale.Dividedintolobesbyfourimportantsulci:Lateral(Sylvainfissure)Central(Rolandicfissure)Parieto-occipitalandCalcarinesulcus.LOBESOFBRAINCORPUSCALLOSUM:Thickbandofwhitematterconnectingtwohemispheres.BASALGANGLIA:centralgraymatteroftelencephalonconsistingoflentiformnucleus,caudatenucleus,claustrum&amygdala.INTERNALCAPSULE:Thickwhitematterbandlyingbetweencaudatenucleus,thalamus&lentiformnucleus.GenuofccrostrumTrunk/bodyspleniumMIDBRAIN(MESENCEPHALON)Smallerdorsalpart-TECTUMLargerventralpart-CEREBRALPEDUNCLESInterpeduncularfossa/cisternseparatetwopedunclesEachcerebralpeduncle-CRUS&TEGMENTUMOFMIDBRAINMidbrainHINDBRAINPONS&MEDULLAOBLONGATAanteriorlyCEREBELLUMposteriorlyThefourthventricleispresentbetweenthepons-medulla&cerebellumCSFSPACESLATERALVENTRICLES(telencephalon)Foraminaofmonro

THIRDVENTRICLE(diencephalon)

Aqueductofsylvius(MB)

FOURTHVENTRICLE(hindbrain)

Foraminaofluschca&magendie

FINALLYINTOTHESUBARACNOIDSPACESUBARACHNOIDCISTERNSVENTRAL

(median¶median)PerimedullaryPrepontineSuprasellarCpangleDORSAL

(median¶median)CisternamagnaAmbientCisternSupracerebellarQuadrigeminalInterhemispheric

PostContrastAxialMRImageofthebrainPostContrastsagittalT1WeightedM.R.I.SectionatthelevelofForamenMagnumCisternaMagna.CervicalCord.Nasopharynx.Mandible.MaxillarySinus

Fig.1.2PostContrastAxialMRImageofthebrainPostContrastsagittalT1WtdM.R.I.SectionatthelevelofmedullaMedulla

SigmoidSinus

MCPICATMPlobePostContrastsagittalT1WtdM.R.I.SectionatthelevelofPons

CerebellarHemisphereVermis

IVVentricle

PonsBasilarArteryCavernousSinusIAC

PostContrastAxialMRImageofthebrainPostContrastsagittalT1WtdM.R.I.SectionatthelevelofMidBrainAqueductofSylviusOrbitsPosteriorCerebralArtery

MiddleCerebralArtery

midbrainFig.1.5PostContrastAxialMRImageofthebrainPostContrastsagittalT1WtdM.R.I.SectionattheleveloftheIIIVentricleOccipitalLobeIIIVentricleFrontallobeTemporalLobe

SylvianFissure

Fig.1.6PostContrastAxialMRImageofthebrainPostContrastsagittalT1WtdM.R.I.SectionatthelevelofThalamusSuperiorSagittalSinusOccipitalLobeChoroidPlexuswithintheoccipitalhorn.InternalCerebralVeinFrontalHornThalamusTempLobeInternalCapsule.PutamencaudateNucleusfontalLobePostContrastsagittalT1WtdM.R.I.SectionatthelevelofCorpusCallosumGenuofcorpuscallosum

SpleniumofcorpuscallosumChoroidplexuswithinthebodyoflateralventricle

PostContrastAxialMRImageofthebrainPostContrastsagittalT1WtdM.R.I.SectionatthelevelofBodyofCorpusCallosumParietalLobeBodyoftheCorpusCallosumFrontalLobe

PostContrastAxialMRImageofthebrainPostContrastsagittalT1WtdM.R.I.SectionabovetheCorpusCallosumParietalLobeFrontalLobe

pons4thventriclemedullaBrainstemCorpouscollusmGenuofCCBodyofCCSpleniumofCCTegmentumofMidbrainTectalPlateofMidbrainPonsMedulla4thVentricleCERIBRELTONSILScalpfat.BoneInferiorsagittalsinusCorpuscallosumInternalcerebralveinVeinofGalenSuperiorsagittalsinusParietallobeOccipitallobeStraightsinus.Vermis.IVventricleCerebellartonsilMassintermediaofthalamusFrontalSinusSphenoidSinusPituitaryClivusTentoriumCerebelliTongueT2CornoalMRICingulateGyrusHippocampusTemporalLobeSylvianFissureSuperiorSaggitalSinusBasilarArteryLatventricleTentoriumFalxcerebri4thventricleCoronalsectionCerebellartonsilCerebellarhemisphereSuperiorvermisTentorium.PosteriortemporallobeChoroidplexuswithinlateralventriclePosteriorfrontallobeCoronalSectionoftheBrainatthelevelofIVVentriclePostContrastCoronalT1WeightedMRI

CoronalSectionoftheBrainatthelevelofPituitaryglandPostContrastCoronalT1WeightedMRIspnpFrontallobeCorpuscallosumFrontalhornCaudatenucleusIIIPituitarystalkPituitaryglandOpticnerveInternalcarotidarteryCavernoussinusPATHOLOGISwholeR.hemisphericalinfarctbleedintobrainstemOldstrokeNewstrokeinT2