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CYSTICLEISIONSOFPANCREAS演讲版胰腺囊性病变的影像诊断CYSTICLEISIONSOFPANCREAS◆ntroductionficationSystematicApproachMRIversusCTSmalIpancreaticcystsHowtoreportManagementPseudocystCysticNeoplasmsSerouscysticneoplasmMucinousCysticNeoplasmantraductalPapillaryMucinousNeoplasmMain-ductIPMNBranch-ductIPMNUncommonNeoplasmswithspecificfindingsSolidpseudopapillaryNeoplasmNeuroendocrinetumorwithcysticdegenerationClassificationPancreaticcystscanbecategorizedintothefollowinggroups:PseudocystsCommoncysticneop/asms:CIPMN-intraductalpapillarymucinousneoplasmSCN-SerouscysticneoplasmCMCN-MucinouscysticneoplasmUncommoncysticneop/asmsOSPEN(solidpseudopapiilaryepithelialneoplasm)TumorswithcysticdegenerationadenocarcinomaneurendocrinetumoCYSTICLEISIONSOF演讲版胰腺囊性病变的影像1◆ntroductionficationSystematicApproachMRIversusCTSmalIpancreaticcystsHowtoreportManagementPseudocystCysticNeoplasmsSerouscysticneoplasmMucinousCysticNeoplasmantraductalPapillaryMucinousNeoplasmMain-ductIPMNBranch-ductIPMNUncommonNeoplasmswithspecificfindingsSolidpseudopapillaryNeoplasmNeuroendocrinetumorwithcysticdegeneration◆ntroduction2ClassificationPancreaticcystscanbecategorizedintothefollowinggroups:PseudocystsCommoncysticneop/asms:CIPMN-intraductalpapillarymucinousneoplasmSCN-SerouscysticneoplasmCMCN-MucinouscysticneoplasmUncommoncysticneop/asmsOSPEN(solidpseudopapiilaryepithelialneoplasm)TumorswithcysticdegenerationadenocarcinomaneurendocrinetumoClassification3MCNSCNmucinouscystIcserouscysticneoplasmneoplasmIPMNmainduct-typePseudocywithdebrisIPMNsidebranch-typeMCN4iccysteaPseudocystCysticNeoplasmNohistoryofpancreatitisortraumaortraumaMicrocysticMacrocysticMucinouscNSerouscNSidebranchIPMNiccyst5TheleftCT-imageisofapatientwithahistoryofpancreatitisotherearetwounilocularorsimplecystsNoticealsotheretroperitonealfat-strandingontherightThemostlikelydiagnosisispseudocysts.TheCTontherightshowsacystinthepancreatictailina36yearoldwoman,whichwasfoundincidentallywithUSThecysthasathickirregularrimandcontainssolidnon-dependentcomponents.ThemostlikelydiagnosisisacysticneoplasmTheleftCT-imageisofapati6MRIisusuallyofmorediagnosticthanctMRIcanshowthecysticnatureofapancreaticlesionanditsinternastructureCTheMrIshowsalargecystwithdependentinternaldebris(figure)PresenceofinternaldependentdebrisappearstobeahighlyspecificMRfindingforthediagnosisofpancreaticpseudocyst(6)MRIisusuallyofmore7SCNwithcentralscarseenonMRiRIversusCTCTwilldepictmostpancreaticlesionsbutissometimesunabletodepictthecysticMRwithheavilyweightedT2WIandMRCPwillbetterdemonstratethecysticnatureandtheinternalstructureofthehastheadvantageofdemonstratingtheelationshipofthecysttothecductasisseeninIPMNheimagesshowaserouscysti(SCN).MRIbettershowsthecentralscaroTherearecaseswhenCTcanbehelpfulsinceitbetterdepictsacentralcalcificationinSCNorperipheralcalcificationinamucinouscysticneoplasm(MCN)SCNwithcentralscarseen8MRIshowsdependentdebrisinpseudocystMRIshowsdependentdebrisin9MRIshowsalesion,whichconsistsofmultiplesmalIcysts.ThiscouldbeaserouscysticneoplasmorabranchductIPMN.Theconnectionofthecysticlesiontothepancreaticductindicatesthatthisisabranch-ductIPMNsidePancreat.IPMNductDuodenumMRIshowsalesion,whichcons10演讲版胰腺囊性病变的影像诊断课件11演讲版胰腺囊性病变的影像诊断课件12演讲版胰腺囊性病变的影像诊断课件13演讲版胰腺囊性病变的影像诊断课件14演讲版胰腺囊性病变的影像诊断课件15演讲版胰腺囊性病变的影像诊断课件16演讲版胰腺囊性病变的影像诊断课件17演讲版胰腺囊性病变的影像诊断课件18演讲版胰腺囊性病变的影像诊断课件19演讲版胰腺囊性病变的影像诊断课件20演讲版胰腺囊性病变的影像诊断课件21演讲版胰腺囊性病变的影像诊断课件22演讲版胰腺囊性病变的影像诊断课件23演讲版胰腺囊性病变的影像诊断课件24演讲版胰腺囊性病变的影像诊断课件25演讲版胰腺囊性病变的影像诊断课件26演讲版胰腺囊性病变的影像诊断课件27演讲版胰腺囊性病变的影像诊断课件28演讲版胰腺囊性病变的影像诊断课件29演讲版胰腺囊性病变的影像诊断课件30演讲版胰腺囊性病变的影像诊断课件31演讲版胰腺囊性病变的影像诊断课件32演讲版胰腺囊性病变的影像诊断课件33演讲版胰腺囊性病变的影像诊断课件34演讲版胰腺囊性病变的影像诊断课件35演讲版胰腺囊性病变的影像诊断课件36演讲版胰腺囊性病变的影像诊断课件37演讲版胰腺囊性病变的影像诊断课件38演讲版胰腺囊性病变的影像诊断课件39演讲版胰腺囊性病变的影像诊断课件40演讲版胰腺囊性病变的影像诊断课件41演讲版胰腺囊性病变的影像诊断课件42演讲版胰腺囊性病变的影像诊断课件43演讲版胰腺囊性病变的影像诊断课件44演讲版胰腺囊性病变的影像诊断课件45演讲版胰腺囊性病变的影像诊断课件46演讲版胰腺囊性病变的影像诊断课件47演讲版胰腺囊性病变的影像诊断课件48演讲版胰腺囊性病变的影像诊断课件49演讲版胰腺囊性病变的影像诊断课件50演讲版胰腺囊性病变的影像诊断课件51演讲版胰腺囊性病变的影像诊断课件52演讲版胰腺囊性病变的影像诊断课件53演讲版胰腺囊性病变的影像诊断课件54演讲版胰腺囊性病变的影像诊断课件55演讲版胰腺囊性病变的影像诊断课件56演讲版胰腺囊性病变的影像诊断课件57演讲版胰腺囊性病变的影像诊断课件58演讲版胰腺囊性病变的影像诊断课件59演讲版胰腺囊性病变的影像诊断课件60演讲版胰腺囊性病变的影像诊断课件61演讲版胰腺囊性病变的影像诊断课件62演讲版胰腺囊性病变的影像诊断课件63演讲版胰腺囊性病变的影像诊断课件64CYSTICLEISIONSOFPANCREAS演讲版胰腺囊性病变的影像诊断CYSTICLEISIONSOFPANCREAS◆ntroductionficationSystematicApproachMRIversusCTSmalIpancreaticcystsHowtoreportManagementPseudocystCysticNeoplasmsSerouscysticneoplasmMucinousCysticNeoplasmantraductalPapillaryMucinousNeoplasmMain-ductIPMNBranch-ductIPMNUncommonNeoplasmswithspecificfindingsSolidpseudopapillaryNeoplasmNeuroendocrinetumorwithcysticdegenerationClassificationPancreaticcystscanbecategorizedintothefollowinggroups:PseudocystsCommoncysticneop/asms:CIPMN-intraductalpapillarymucinousneoplasmSCN-SerouscysticneoplasmCMCN-MucinouscysticneoplasmUncommoncysticneop/asmsOSPEN(solidpseudopapiilaryepithelialneoplasm)TumorswithcysticdegenerationadenocarcinomaneurendocrinetumoCYSTICLEISIONSOF演讲版胰腺囊性病变的影像65◆ntroductionficationSystematicApproachMRIversusCTSmalIpancreaticcystsHowtoreportManagementPseudocystCysticNeoplasmsSerouscysticneoplasmMucinousCysticNeoplasmantraductalPapillaryMucinousNeoplasmMain-ductIPMNBranch-ductIPMNUncommonNeoplasmswithspecificfindingsSolidpseudopapillaryNeoplasmNeuroendocrinetumorwithcysticdegeneration◆ntroduction66ClassificationPancreaticcystscanbecategorizedintothefollowinggroups:PseudocystsCommoncysticneop/asms:CIPMN-intraductalpapillarymucinousneoplasmSCN-SerouscysticneoplasmCMCN-MucinouscysticneoplasmUncommoncysticneop/asmsOSPEN(solidpseudopapiilaryepithelialneoplasm)TumorswithcysticdegenerationadenocarcinomaneurendocrinetumoClassification67MCNSCNmucinouscystIcserouscysticneoplasmneoplasmIPMNmainduct-typePseudocywithdebrisIPMNsidebranch-typeMCN68iccysteaPseudocystCysticNeoplasmNohistoryofpancreatitisortraumaortraumaMicrocysticMacrocysticMucinouscNSerouscNSidebranchIPMNiccyst69TheleftCT-imageisofapatientwithahistoryofpancreatitisotherearetwounilocularorsimplecystsNoticealsotheretroperitonealfat-strandingontherightThemostlikelydiagnosisispseudocysts.TheCTontherightshowsacystinthepancreatictailina36yearoldwoman,whichwasfoundincidentallywithUSThecysthasathickirregularrimandcontainssolidnon-dependentcomponents.ThemostlikelydiagnosisisacysticneoplasmTheleftCT-imageisofapati70MRIisusuallyofmorediagnosticthanctMRIcanshowthecysticnatureofapancreaticlesionanditsinternastructureCTheMrIshowsalargecystwithdependentinternaldebris(figure)PresenceofinternaldependentdebrisappearstobeahighlyspecificMRfindingforthediagnosisofpancreaticpseudocyst(6)MRIisusuallyofmore71SCNwithcentralscarseenonMRiRIversusCTCTwilldepictmostpancreaticlesionsbutissometimesunabletodepictthecysticMRwithheavilyweightedT2WIandMRCPwillbetterdemonstratethecysticnatureandtheinternalstructureofthehastheadvantageofdemonstratingtheelationshipofthecysttothecductasisseeninIPMNheimagesshowaserouscysti(SCN).MRIbettershowsthecentralscaroTherearecaseswhenCTcanbehelpfulsinceitbetterdepictsacentralcalcificationinSCNorperipheralcalcificationinamucinouscysticneoplasm(MCN)SCNwithcentralscarseen72MRIshowsdependentdebrisinpseudocystMRIshowsdependentdebrisin73MRIshowsalesion,whichconsistsofmultiplesmalIcysts.ThiscouldbeaserouscysticneoplasmorabranchductIPMN.Theconnectionofthecysticlesiontothepancreaticductindicatesthatthisisabranch-ductIPMNsidePancreat.IPMNductDuodenumMRIshowsalesion,whichcons74演讲版胰腺囊性病变的影像诊断课件75演讲版胰腺囊性病变的影像诊断课件76演讲版胰腺囊性病变的影像诊断课件77演讲版胰腺囊性病变的影像诊断课件78演讲版胰腺囊性病变的影像诊断课件79演讲版胰腺囊性病变的影像诊断课件80演讲版

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