52·中国CT和MRI杂志2023年02月第21卷第02期总第160期【第一作者】龚海鹏，男，住院医师，主要研究方向：乳腺癌、肺癌。E-mail：zhuzhuli0302@163.com【通讯作者】司海峰，男，主治医师，主要研究方向：肺癌。E-mail：121186000@qq.com论著ValueofMSCTMultiplanarReconstructionintheDifferentialDiagnosisofGroundGlassNodularLungAdenocarcinoma*GONGHai-peng,SIHai-feng*,XINGJin-li,DINGYong-sheng.DepartmentofRadiology,NantongCancerHospital/AffiliatedCancerHospitalofNantongUniversity,Nantong226001,JiangsuProvince,ChinaABSTRACTObjectiveToinvestigatethevalueofmulti-slicespiralCT(MSCT)multiplanarreconstructioninthedifferentialdiagnosisofground-glassnodular(GGN)lungadenocarcinoma.MethodsTheclinicaldataof150patientswithGGNlungadenocarcinoma(150nodulesintotal)whoweretreatedinthehospitalfromMay2019toApril2022wereretrospectivelycollected.Accordingtopostoperativepathologicalresults,thepatientsweredividedintopre-invasivelesiongroup(86cases)andinvasivelesiongroup(64cases).MSCTimagesofallpatientswereanalyzed,andMSCTsignswerecomparedbetweenthetwogroups.ThepostoperativepathologicalresultsweretakenasthestandardtoanalyzethediagnosticperformanceofMSCTforpGGNlungadenocarcinoma,andaccuracyrateofclassifications.ResultsThereweresignificantdifferencesinthesizeoflesion,edge,vesselconvergencesign,andpleuralindentationbetweenthetwogroups(P<0.05).Invasivelesionsmainlyshowedlobulationsignorspiculesignontheedge,andmostwerequasi-circular.Thesensitivity,specificityandaccuracyofMSCTinthediagnosisofpGGNinvasivelesionswere92.19%,93.02%and92.67%,respectively.Thediagnosticaccuracyratesforatypicaladenomatoushyperplasia(AAH),adenocarcinomainsitu(AIS),minimallyinvasiveadenocarcinoma(MIA)andinvasiveadenocarcinoma(IAC)were100%,100%,94.44%and89.29%,respectively.Comparedwithpathologicalresults,thecoincidenceratewashigh(P>0.05).ConclusionMSCTmultiplanarreconstructionishelpfulfordifferentialdiagnosisofpre-invasivelesionsandinvasivelesionsinGGNlungadenocarcinoma,andisconducivetopathologicalclassification.Keywords:MSCT;MultiplanarReco...
