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:310016,[(,323000)];(),();()CTCT11CT,CT(MPR)(STS-MIP)11CT;;,,;,CT,X;;;,ThevalueofspiralCTindiagnosisofintestineentoceleJIJian-song*,ZHANGShi-zheng,SHAOChu-xiao,ZHAOZhong-wei,LUChen-ying,CHENGuang-qiang,WANGZu-fei,XUMin,FANXiao-xi.DepartmentofRadiology,SirRunRunShawHospital,ZhejiangUniversity,Hangzhou310016,China*(Presentaddress:DepartmentofRadiology,theCentralHospitalofLishuiCity,ZhejiangProvince,Lishui323000,China)AbstractObjectiveToelevatetheusefulnessofspiralCTindiagnosisofintestinalentocele.MethodsTheCTfindingsof11casesofintestinalentoceleprovedbyoperationwerereviewed.ThemainreconstructiontechniqueswereMPR(multipleplanereconstruction)andSTS-MIP(slipthinslabmaximalintensityprojection).ResultsElevencasesofintestinalentoceleswerealldiagnosedaccuratelybeforeoperation.Themainsignwereleftparaduodenalhernia,demonstratedasasaclikemassbetweenstomachandpancreas,clustering,displacingorcrowdingandelongatingofsmall-bowelloops,engorgementandcrowdingofthemesentericvesselswithfrequentrightdisplacementofthemainmesenterictrunk,otherboweldisplacing.Orificiumhernialiswereseenwithbowelobstruction.Whenintestinalentoceleaccompanyingtorsion,whirlpoolofintestineandmesenteryvesselswereseen.ConclusionSpiralCTandMPR,STS-MIPtechniqueshaveimportantclinicalvaluetodiagnosetheintestinaltorsion.KeywordsTomography,X-raycomputed;Smallintestine;Hernia;Imageprocessing,computer-assisted,,,CT,,CT11,CT1.:2002820064,CT11,6,5,3268,48.69,21Wipple1,8Roux-en-Y138,211717dCT2.:SimenseSensation416CT,(300mgI/ml),100ml,3.5ml/s,,3mm,3mm,120kV,130mAs26s,60s,(1.01.5mm)(WindowsNT4.0),(multipleplanarreformation,MPR)(slipthinslicemaximumintensityprojection,STS-MIP)1.CT:3CT,3(1),91620076416ChinJRadiol,June2007,Vol41,No.6:200032,(),(),()X(DCIS)DCISX,X50DCIS45DCISX,62,(PR)(C-erbB-2)(p53),(OR)(1)1X62;226;7(2)X,6273%(45),;(36),(18)22,(13);15142;(55%,12)7,1;16%(15/95),(3)X3,PRC-erbB-23,PRX11.00[2=8.571,P=0.003;95%(CI)1.99860.572]8.80(2=9.748,P=0.002;95%CI2.02438.253);C-erbB-2,12.35(2=7.353,P=0.007;95%CI1.447105.443),5.74(2=4.977,P=0.026;95%CI1.11029.645)DCISDCISXXDCIS;,,;XTheX-rayfeaturesofbreastductalcarcinomainsituanditssmallinvasivefociandcorrelationbetweenmammographicfeaturesandprognosticbiologicfactorsGUYa-jia*,XIAOQin,YANGWen-tao,ZHENGXiao-jing,GURong-feng.*DepartmentofRadiology,theAffiliatedCancerHospitalofFudanUniversity,DepartmentofOncology,ShanghaiMedicalCollege,FudanUniversity,Shanghai200032,ChinaAbstractObjectiveToretrospectivelyevaluatethemammographicfeaturesofbreastductalcarcinomainsitu(DCIS)andDCISwithsmallinvasivefoci,andtoanalyzethecorrelationbetweenthemammographicfindingsandtheprognosticbiologicfactors.MethodsThemammographicexaminationwasperformedin95consecutivewomenwithbreastDCIS(n=50)andDCISwithinvasivefoci(n=45).Theprognosticbiologicfactorsincludingprogesteronereceptor(PR),C-erbB-2,andp53wereevaluatedin62of95cases.Categoricaldatawereexpressedaspercentagesandanalyzedbyusingthe2test,andfurthermoretheoddsratiowasmeasured.Results(1)Onlyoneabnormalitywasseenonmammographyin62patients.Combinedtwoabnormalitiesonmammographywereseenin26patients.Mammogramswerenormalin7patients.(2)Calcificationswithorwithoutotherabnormalitywerenotedin62cases.Ofthem,73%(n=45)hadhigherprobabilityofmalignancycalcificationsandtheotherswereintermediateconcerncalcifications.Clusteredcalcifications(36lesions)wasthemostcommondistribution,whichusuallyaccompaniedbyanotherabnormality.Andthenweresegmental(18lesions)distributedpattern.Asfarastheshapeofmass(n=22)wasconcerned,theovalshapedlesion(13cases)wasthemostcommon,andthemarginofthemassappearedasill-definedin15cases,microlobulatedin1,circumscribedin4,andobscuredin2,respectively.Isodensitymasshadahigherfrequencyinthisgroup(12/22,55%).Othernon-calcificationfindingsincludedarchitecturedistortion(7cases),localasymmetry(15cases),globalasymmetry(5cases),andsolitarydilatedduct(3cases),andmostofthemaccompaniedwithothersigns.(3)Forexpressionprofileofthebiologicalfactors,significantdifferenceswerefoundamongmalignant32620076416ChinJRadiol,June2007,Vol41,No.6calcificationgroup,intermediateconcerncalcificationgroup,andnon-calcificationgroup.TheoddsofPRpositiveforthelesionsnotedasnon-calcificationwere11.00timeshigher(2=8.571,P=0.003;95%CI,1.99860.572)thanthelesionsnotedasintermediateconcerncalcifications,and8.80timeshigher(2=9.748,P=0.002;95%CI,2.02438.253)thanthelesionsnotedasmalignantcalcifications.TheoddsofC-erbB-2positiveforthelesionsshowedasmalignantcalcificationswere12.35timeshigher(2=7.353,P=0.007;95%CI,1.447105.443)thanthelesionsshowedasnon-calcification,and5.74timeshigher(2=4.977,P=0.026;95%CI,1.11029.645)thanthelesionsshowedasintermediateconcerncalcifications.ConclusionThemammographicfeaturesofDCISandDCISwithsmallinvasivefociwerecharacteristic.Mammographicfindingscouldbeaprognosticmarkers,whichcouldprovideapossibilityformakingatreatmentplan.KeywordsBreastneoplasms;Carcinoma,intraductal,noninfiltrating;Mammography,(ductalcarcinomainsitu,DCIS)DCIS[1-2],DCIS2%14%DCIS,;DCIS,2mm;31mm,2090%[3],(ER)(PR)(C-erbB-2)(p53),X[4]200320056,XDCISDCIS