第41卷第1期2023年2月广东医科大学学报JOURNALOFGUANGDONGMEDICALUNIVERSITYVol.41No.1Feb.202375多层螺旋CT对下腔静脉发育异常的影像学诊断林立夫1，黎琼岚2，谭学渊1，张东青1，陈晓东3*（广东医科大学附属第二医院1.放射影像科；2.超声医学科，广东湛江524000；3.广东医科大学附属医院放射科，广东湛江524001）摘要：目的探讨下腔静脉变异的CT表现。方法42例下腔静脉异常的患者行腹部平扫、增强扫描或CTU检查，个别进行胸部平扫及增强扫描，对图像进行多平面重建，分析其影像学特点及征象。结果下腔静脉肝段缺如伴奇静脉连接、主动脉后左肾静脉、肝静脉直接汇入右心房1例，双下腔静脉3例，腔静脉后输尿管5例，主动脉后左肾静脉15例，环主动脉左肾静脉18例。结论MSCT能清晰显示下腔静脉畸形的类型，是诊断下腔静脉异常的重要检查方法。关键词：下腔静脉；变异；体层摄影术；X线计算机中图分类号：R814.42文献标志码：A文章编号：2096-3610（2023）01-0075-04ImagingdiagnosisofdysplasiaofinferiorvenacavabyMSCTLINLi-fu1,LIQiong-lan2,TANXue-yuan1,ZHANGDong-qing1,CHENXiao-dong3*(1.DepartmentofRadiology,theSecondAffiliatedHospitalofGuangdongMedicalUniversity,Zhanjiang524000,China;2.DepartmentofUltrasoundMedicine,theSecondAffiliatedHospitalofGuangdongMedicalUniversity,Zhanjiang524000,China;3.DepartmentofRadiology,theAffiliatedHospitalofGuangdongMedicalUniversity,Zhanjiang524001,China)Abstract:ObjectiveToinvestigatetheCTmanifestationsofinferiorvenacavavariation.MethodsAtotalof42patientswithinferiorvenacavaabnormalitiesunderwentabdominalplainscan,enhancedscanorCTUexamination,andindividualpatientsunderwentchestplainscanandenhancedscan.Multi-planereconstructionwascarriedouttoanalyzetheimagingcharacteristicsandsigns.ResultsTherewas1casewithabsenceofthehepaticsegmentoftheinferiorvenacavacomplicatedwithazygosveinconnectionandposterioraorticleftrenalveinandhepaticveindirectlyintotherightatrium,3caseswithdoubleinferiorvenacava,5caseswithretrovenaureter,15caseswithposterioraorticleftrenalvein,and18caseswithcircumaorticrenalvein.ConclusionMSCTcanclearlyshowthetypesofinferiorvenacavamalformationandisanimportantexaminationfordiagnosisofinferiorvenacava...
