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时间:2020-01-18
《肺错构瘤CT征象分析及鉴别_张兴强.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、医学影像学杂志2015年第25卷第6期JMedImagingVol.25No.62015肺错构瘤CT征象分析及鉴别张兴强1,李胜2,葛鹏2(1.湖北省恩施土家族苗族自治州中心医院放射科湖北恩施445000;2.湖北医药学院附属人民医院放射科湖北十堰442000)【摘要】目的探讨肺错构瘤的CT征象特点,提高鉴别诊断能力。方法回顾性分析19例经手术病理确诊为肺错构瘤的CT图像,并分析各种征象的特点。结果19例肺错构瘤均为单发病灶,16例位于右肺(84.21%),左肺3例(15.79%)。结节呈浅分叶17
2、枚(89.47%),呈圆形/类圆形改变15枚(88.24%),边缘光整16枚(84.21%),结节内钙化18枚(94.74%),其中爆米花样钙化10枚(55.56%),结节状钙化8枚(44.44%);15枚可测得明显的脂肪密度(78.95%)。1例结节邻近胸膜增厚(5.26%),3例结节与肺门之间有粗细不均的索条影相连(15.79%)。纵隔肺门淋巴结肿大并钙化1例(5.26%),CT增强显示肺动脉绕行结节,未见明显供血动脉。5例中4例轻度持续强化,1例中度强化。结论肺错构瘤CT表现具有较强的特征性,
3、综合分析其CT特征有助于提高诊断符合率,减少误诊。【关键词】错构瘤;肺;体层摄影术,X线计算机;诊断中图分类号:R734.2;R814.42文献标识码:A文章编号:1006-9011(2015)06-1006-04AnalysisandidentificationofCTsignsofpulmonaryhamartoma1,LISheng2,GEPeng2ZHANGXing-qiang1.DepartmentofRadiology,TheCentralHospitalofEnshiAutonomou
4、sPrefecture,Enshi445000,P.R.China2.DepartmentofRadiology,ThePeople'sHospital,HubeiUniversityofMedicine,Shiyan442000,P.R.China【Abstract】ObjectiveThisstudyaimstoinvestigateCTsigncharacteristicsofpulmonaryhamartomatoincreasethedif-ferentialdiagnosisabilit
5、y.MethodsAretrospectiveanalysiswasconductedforCTimagesof19casesofpatientswithpulmonaryhamartomaconfirmedbysurgicalpathology,andcharacteristicsandoccurrencefrequencyofvarioussignswereconcludedandanalyzed.ResultsAll19casesofpulmonaryhamartomawereofsingle
6、lesion.Sixteencasesoccurredintherightlung(84.21%),and3casesoccurredintheleftlung(15.79%).Fornodules,17piecespresentedshallowlobula-tionchange(89.47%);15piecespresentedround/round-likechange(88.24%);16piecespresentedsmoothedge(84.21%);18piecespresentedn
7、odularcalcification(94.74%),including10piecesofpopcorn-likecalcification(55.56%)and8pieces(44.44%)ofnodositascalcification;15piecespresenteddetectableobviousfatdensity(78.95%).Onecasepresentednodule-adjacentpleuralthickening(5.26%),and3casespresentedun
8、eventhicknessoflinearopacityconnectionbetweennoduleandhiluspulmonis(15.79%).Inaddition,1casepresentedmediastinallunglymphnodeen-largementaccompaniedwithcalcification(5.26%),and19casespresentednopleuraleffusion;CTenhancementshowedpulmona
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