尤文氏肉瘤的X线及MRI诊断

XMRI,,,(510515)::18XMRI:18,11,3,10Codman,14,2,,:XMRI;,X;:R738.1;R445.2:A:1006-9011(2010)02-0262-03PlainfilmandMRIofimagingdiagnosisinewingssarcomaTANGHao,CHENWei2guo,LIAOXin,XIEYu2rongDepartmentofRadiological,TheNanfangHospital,Guangzhou510515,P.R.ChinaAbstractObjective:ToexploreimagingdiagnosisofEwingssarcomaandtoimprovediagnosticcapacity.Methods:AretrospectiveanalysiswasperformedinplainfilmandMRIof18caseswithpathologicallyapprovedEwingssarcoma.Results:Ofthe18casesofEw2ingssarcoma,11casespresentedasmoth2eaten2likeorrotten2wood2likecorticaldestruction,10caseshadspiculaeorCodmanperiostealreaction,3caseshadsclerotic,largesoft2tissuemassescanbeseenin14casesandtherewere2casesofEwingssarcomaoutofbone.Conclusion:CombiningwithplainfilmandMRcanimprovethediagnosingaccuracyofEwingssarcoma.KeywordsEwingssarcoma;Tomography,X2raycomputed;Magneticresonanceimaging(Ewingssarcoma),6%,;,18,,,12004200818,12,6,835,16.1;0102,102013,20302,301;313,518GERevolutionXR/d800X,14MRI(1.5T,SiemensSomatom),Gd2DTPA,:T1WI:TR/TE720/9.5ms,T2WI:TR/TE4000/89ms,8mm,24cm24cm,256256:(1978-),,,,,,:,22.143153112.2X[1]::8,53,,6()(1a,1b),2,5,Codman2,7,1;:3,21,,1(2),2,1,3,;:5,32,(3),4,3()(4a,4b),Codman2,1;:2,,2622010202JMedImagingVol.20No.220102.3MRI14MRI,9,,T1WI,T2WI,T1WI(1c,1d);2,T1WIT2WI;3,T1WIT2WI(4c,4d);5,T1WIT2WI;14,T1WI,T2WI,41,191a,1b,Codman1c,1dT1WI(1c)T2WI(1d)2,21,,3,9,,,4,204a,4b,,,4c,4dT1WI(4c)T2WI(4d)5,7,5aT1WI5bT2WI,2;5(5)33.1(Ewingssarcoma),,,,,(primitiveneuroectoder2maltumor,PNET)[2],,,,,,,,,,[3]3.2[4],80%1030,,50%,83.3%1030,12,6,2:1,66.7%,,,2/3,,;;,,3.3,,X3622010202JMedImagingVol.20No.22010,MRI,T1WI,T2WI,MRIX,[5],MRI1cm,,,X[6]MRI,MRI14,,MRI,,T1T2,T2WI,,,,XMRI,Boyko[7]119Ewings,14X,MRI8,,10X,MRI2,,MRIX,,(),,T1WI,T2WI,T2WI,MRI,5XMRI,,X,MRI,,,,,X39%,MRI50%,X,MRI,,X+MRI,,3.4::,,,,;:,;:,,;:,,,PAS:[1],,,.27EwingsX[J].,1986,20:373-376.[2]NovikVI,KrasilnikovaLA,KolyginBA,etal.CytologicaldiagnosisandprognosisinEwingssarcomainchildren[J].ArchPathol,2005,67:22-25.[3],.[M].,2000.1000.[4]DesaiKI,NadkamiTD,GoelA,etal.PrimaryEwingssarcomaofthecranium[J].Neurosurgery,2000,46:62-68,68-69.[5]DaffnerRH,LupetnAR,DashN.MRIinthedetectionofmalignantinfitratonofbonemarrom[J].AJR,1986,146:353-358.[6],.[M].:,1994.259-262.[7]OrestBB,DavidAC,MervynDC,etal.MRIImagingofosteogenicandEwingsSarcoma[J].AJR,1987,148:317-322.(:2009-06-24:2009-08-31)(:)4622010202JMedImagingVol.20No.22010