膈肌脚及膈脚后间隙english演示文稿

膈肌脚及膈脚后间隙english演示文稿现在是1页\一共有21页\编辑于星期四优选膈肌脚及膈脚后间隙english现在是2页\一共有21页\编辑于星期四Theretrocruralspace(RCS)isasmalltriangularregionwithinthemostinferiorposteriormediastinumborderedbythetwodiaphragmaticcrura.MultiplanarimagingmodalitiesallowevaluationoftheRCSaspartofroutineexaminations.Normalstructureswithintheretrocruralregionincludetheaorta,nerves,theazygosandhemiazygosveins,thecisternachyliwiththethoracicduct,fat,andlymphnodes.现在是3页\一共有21页\编辑于星期四现在是4页\一共有21页\编辑于星期四AnatomicConsiderationsDiaphragmandDiaphragmaticCruraLymphNodes,CisternaChyli,andThoracicDuct

52%atlymphangiography;1.7%atCT;15%–96%atMRAortaAzygosandHemiazygosVeinsParavertebralVenousPlexus

valvelessSympatheticTrunkandSplanchnicNerves现在是5页\一共有21页\编辑于星期四现在是6页\一共有21页\编辑于星期四现在是7页\一共有21页\编辑于星期四CisternaChyli&ThoracicDuct现在是8页\一共有21页\编辑于星期四ParavertebralVenousPlexus现在是9页\一共有21页\编辑于星期四Congenitaldiaphragmatichernia

Bochdalekhernia(95%)Morgagni'shernia(2%)

PartialduplicationofthediaphragmDiscontinuityofthediaphragmCongenitalAnomaliesoftheIVCAnatomicVariantsandAnomalies现在是10页\一共有21页\编辑于星期四现在是11页\一共有21页\编辑于星期四现在是12页\一共有21页\编辑于星期四AbnormalitiesoftheCrura现在是13页\一共有21页\编辑于星期四LymphadenopathyNeoplasmsForegutMalformationsVascularDisordersInfammatoryConditionsInfectionsOtherAbnormalitiesAbnormalitiesoftheRCS现在是14页\一共有21页\编辑于星期四Lymphadenopathy(6mm)现在是15页\一共有21页\编辑于星期四NeoplasmsThesecanbecategorizedaccordingtotheircelloforiginintoneurogenic,mesenchymal,germcell,andlymphoidtumors.Neurogenictumorsganglioncelltumorsnervesheathtumorsparaganglia现在是16页\一共有21页\编辑于星期四现在是17页\一共有21页\编辑于星期四现在是18页\一共有21页\编辑于星期四现在是19页\一共有21页\编辑于星期四VascularDisorders现在是20页\一共有21页\编辑于星期四InfammatoryConditionsRetroperitonealfbrosisSteroi