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时间:2017-12-07
《volumerad容积成像在肺结节诊断中的应用》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、医学影像学杂志2O13年第23卷第12期JMedImagingVo1.23No.122013VolumeRAD容积成像在肺结节诊断中的应用赵茹贵,张成琪,王广丽。,李政义。,李军。,邓凯(1.山东省滕卅l市中医医院放射科山东枣庄277500;2.山东省千佛山医院影像科山东济南250014)【摘要】目的探讨VolumeRAD容积成像检测肺结节的价值。方法39例,男21例,女l8例,平均年龄(53.8±9.7)岁。用CT进行随访的肺结节患者进行了额外的PA胸部平片检查和VolumeRAD容积成像。三名胸部x线诊断医师在PACS工作站上独立对胸部平片和VolumeRAD图
2、像进行分析,结节依据清晰度被分为“清晰可见”,“不确定”,和“不可见”,依据大小分为:A组(直径<5ram),B组(直径5~10mm),C组(直径>10mm)。胸部CT作为参考标准,结节“清晰可见”为真阳性,计算胸部平片和VolumeRAD成像对肺结节的诊断灵敏度。结果CT上共显示结节247个,胸部平片和VolumeRAD成像对肺结节诊断的灵敏度分别为(69.90±1.30)和(24.02±1.17)(P3、AD成像;胸部平片;体层摄影术,x线计算机中图分类号:R814.42;R563文献标识码:A文章编号:10069011(2Ol3)12—192403TheapplicationofvolumeRADinthelungnoduledetectionZHAORu—gui。ZHANGChengqi,WANGGuang—li,LIZhengyi,LIJun。,DENGKai1.DepartmentofRadiology,TOMHospitalofTengzhouShandong277500,P.R.China2.DepartmentofRadiology,ShandongQ4、ianfoshanHospital,Jinan250014,P.R.China[Abstract]ObjectiveTodiscussthevalueofVolumeRADinthedetectionoflungnodules.MethodsThirtyninepa—tientsundergoingcomputedtomography(CT)tofollowuplungnoduleswereconsentedandenrolledtoreceiveanadditionaldigitalPAchestradiographandVolumeRADexam.Threech5、estradiologistsindependentlyreviewedVolumeRADimages,andatseparatesessionsatleast2weeksapart,thePAradiographofeachsubjectonaPACStoconfirmvisualiza—tion0fnodulesidentifiedbyCT.Noduleswerescoredas“definitelyvisible,”“uncertain,”or“notvisible”intheVol—umeRADimagesandPAradiographs.Nodulesco6、resweregroupedaccordingtosize:GroupA(<5mmdiameter),GroupB(5~10mmdiameter)。andGroupC(>10mmdiameter).ChestCTwasthereferencestandardexamination.Ascoreof“definitelyvisible”wasusedasatruepositiveresponse.StatisticalcomparisonsofsensitivitiesofnoduledetectionbyPAradiographyandVolumeRADwasper7、formed.ResultsAtotalof247lungnoduleswereidentifiedbyCT.SensitivitiesforaUnodulesbyVolumeRADandPAradiographywere(69.90±1.30)and(24.02±1.17)respectively,(P<0.05).VolumeRADshowedthesignificantlyimprovedsensitivityofdetectionofknownsmalllungnodulesinallthreesizegroups,whencomparedtoPAche
3、AD成像;胸部平片;体层摄影术,x线计算机中图分类号:R814.42;R563文献标识码:A文章编号:10069011(2Ol3)12—192403TheapplicationofvolumeRADinthelungnoduledetectionZHAORu—gui。ZHANGChengqi,WANGGuang—li,LIZhengyi,LIJun。,DENGKai1.DepartmentofRadiology,TOMHospitalofTengzhouShandong277500,P.R.China2.DepartmentofRadiology,ShandongQ
4、ianfoshanHospital,Jinan250014,P.R.China[Abstract]ObjectiveTodiscussthevalueofVolumeRADinthedetectionoflungnodules.MethodsThirtyninepa—tientsundergoingcomputedtomography(CT)tofollowuplungnoduleswereconsentedandenrolledtoreceiveanadditionaldigitalPAchestradiographandVolumeRADexam.Threech
5、estradiologistsindependentlyreviewedVolumeRADimages,andatseparatesessionsatleast2weeksapart,thePAradiographofeachsubjectonaPACStoconfirmvisualiza—tion0fnodulesidentifiedbyCT.Noduleswerescoredas“definitelyvisible,”“uncertain,”or“notvisible”intheVol—umeRADimagesandPAradiographs.Nodulesco
6、resweregroupedaccordingtosize:GroupA(<5mmdiameter),GroupB(5~10mmdiameter)。andGroupC(>10mmdiameter).ChestCTwasthereferencestandardexamination.Ascoreof“definitelyvisible”wasusedasatruepositiveresponse.StatisticalcomparisonsofsensitivitiesofnoduledetectionbyPAradiographyandVolumeRADwasper
7、formed.ResultsAtotalof247lungnoduleswereidentifiedbyCT.SensitivitiesforaUnodulesbyVolumeRADandPAradiographywere(69.90±1.30)and(24.02±1.17)respectively,(P<0.05).VolumeRADshowedthesignificantlyimprovedsensitivityofdetectionofknownsmalllungnodulesinallthreesizegroups,whencomparedtoPAche
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