高频超声诊断乳腺微小癌误诊原因分析.pdf

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1、928TianjinMedJ，September2014，Vo1．42No．9高频超声诊断乳腺微小癌误诊原因分析杨培胜程秀富郝晋阳王‘旭黄淑华【摘要】目的探讨高频超声诊断乳腺微小癌的常见误诊原因。方法回顾性分析经病理证实的90例乳腺微小癌的超声征象，根据病灶最大径，分为0．5～1．0cm组55例和≤0．5cm组35例，2组又分别分为正确提示组与误诊组。采用SIEMENZ$2000型、GEvivid7及vivid9大型彩色多普勒超声仪器，仔细观察二维声像图结果，分析其误诊原因。结果90例乳腺微小癌，误诊32例，病灶最大径0．5～1．0cm组

2、与≤0．5cm组误诊原因在边缘清晰度上差异有统计学意义。最大径0．5～1．0cm组的病灶边缘清晰度、微钙化在正确组与误诊组间差异有统计学意义。病灶最大径≤0．5cm组，其中纵横比、多发结节在其正确提示组与误诊组间差异有统计学意义。结论乳腺微小癌的误诊原因在不同病灶大小之间有所不同，病灶最大径在0．5～1．0cm者表现为边缘清晰、无微钙化等良性结节声像图特征时易误诊，最大径≤O．5am者表现为纵横比<1、多发结节特征时易误诊。【关键词】乳腺肿瘤；超声检查，多普勒，彩色；误诊；乳腺微小癌【中图分类号】R737．9【文献标志码】A【DOI】10

3、．3969~．issn．0253—9896．2014．09．022AnalysisonMisdiagnosisofHighFrequencyUltrasoundinMinimalBreastCarcinomaYANGPeisheng，CHENGXiufu，HAOJinyang，WANGXu，HUANGShuhuaDepartmentofUltrasonography,TianjinFouthCenterHospital，Tianjin300140,China【Abstract】0bjectiveToevaluatethepossiblec

4、ausesofmisdiagnosisofminimalbreastcarcinoma(MBC)．Meth—odsThepossiblecausesofmisdiagnosisof90casesofMBCconfirmedbypathologywereretrospectiveanalyzed．Accord—ingtothemaximumdiameterofthelesion，90casesweredividedinto0．5—1．0cmgroup(n=55)and≤0．5emgroup(n=35)．Andthesetwogroupswe

5、resubdividedintocorrectandmisdiagnosedgroups．Thetwo—dimensionaluhrasoundfindingswereobservedbyusingSIEMENZ$2000，GEvivid7andGEvivid9colorDopplerultrasoundinstruments，andreasonsofmisdiag-nosiswereanalyzed．ResultsTherewere32casesweremisdiagnosedin90patientswithMBC．Therewassi

6、gnificantdiffer—enceinboundaryofmisdiagnosisbetweendiameter0．5—1．0emgroupand≤0．5emgroup．Thereweresignificantdifferencesinboundaryandcalcificationbetweenmisdiagnosedgroupandcorrectgroupindiameter0．5—1．0emgroup<0．05)．TherewerealsosignificantdifferencesinA／Tratioandaccompany

7、ingbymultiplebenignnodulesbetweenmisdiagnosedgroupandcorrectgroupindiameter≤0．5cmgroup『尸<0．05)．ConclusionThemisdiagnosisinMBCisbecauseofdifferentlesionsizes．Themisdiagnosishappensinthemaximumdiameterofthelesionsbetween0．5-1．0cmthatshowedmanifestationofsharpedges，nomicro—c

8、alcificationinsonographicfeaturesofbenign．Themisdiagnosishappensinmaximumdiameterofle—sions≤0．5c