MRI与CT对乙型肝炎肝硬化继发小肝癌诊断价值对比分析-论文.pdf

《MRI与CT对乙型肝炎肝硬化继发小肝癌诊断价值对比分析-论文.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、堡全医2014年5月第12卷第5期ChineseJournalofGeneralPractice，May2014，Vo1．12，No．5·诊断技术一医学影像·MRI与CT对乙型肝炎肝硬化继发小肝癌诊断价值对比分析祁克信，张宏霞，周煜奇摘要：目的探讨磁共振成像与螺旋cT扫描对乙型肝炎肝硬化背景上小肝癌的诊断价值，以期为临床诊治提供借鉴。方法收集2007年1月一2012年12月均经过组织学确诊肝脏局灶性病变的乙型肝炎肝硬化患者43例临床资料，行腹部螺旋cT与MRI检查，经过2名以上有经验影像科医师共同诊断，对比分析

2、2组患者诊断符合率，统计学处理使用SPSS16．0软件，统计学方法采用)(2检验。结果检查cT组检出43个病灶，MRI组检出46个病灶，MRI组平扫检出率为82．6％显著高于cT组平扫检出率62．8％，差异有统计学意义(P<0．01)。MRI增强扫描后检出率为91．3％，与平扫相比差异具有统计学意义(P<0．01)；CT增强扫描后检出率为90．7％，与平扫相比差异有统计学意义(P<0．01)；2组增强扫描后检出率比较差异无统计学意义(P>0．05)。结论MRI平扫对乙型肝炎肝硬化背景上小肝癌的诊断能力优于螺旋c

3、T平扫，两者有效结合能够优势互补提高诊断准确率。关键词：乙型肝炎；肝硬化；对比；肝癌中图分类号：R445．2R575．2R735．7文献标识码：A文章编号：1674-4152(2014)05-0804-02AcomparativestudyofdiangosticvaluebetweenMlUandCTforsmallhepatocellularcarcinomainpatientswithcirrhosiscausedbyhepatitisBvirusQIKe—xin，ZHANGHong—xia，ZHOUYu

4、—qi．DepartmentofRadiology，XixiHospital，Hangzhou310053．Zhejiang，ChinaAbstract：ObjectiveTocompareefficacyofplainandcontrastenhancementMRIandCTforthedetectionofsmallhep—ato—cellularcarcinoma(HCC)inpatientswithhepatitisB—inducedcirrhosissoastoprovideascientificb

5、asisforclinicaluse．MethodsAtotalof43patientswithsmallHCCandlivercirrhosiswereenrolled，allhavingundergoneCTandMRI．ThediagnosisofsmallHCCwasestablishedwithpositivetumorstainingatinterventionorfromcombinedclinicaldata，typicalimagingfeaturesandfollow—up．CTandMRI

6、observersindependentlyanalyzedeachimageinrandomorderandmarkedeachlesiondetectedwithascore．Chi—squaretestwasusedfordataanalysisbySPSSsoftware16．0．ResultsThepositiverateofplainMRIscanforthepatientswas82．6％．itwassignificantlyhigherthanthatofplainCT62．8％．theposi

7、tiverateofdiagnosingHCCbycontrast—enhanceCTwas90．7％．andthatbycontrast—enhanceMR1was91．3％．therewasnosignificantdifierencebetweenthetwomethods．ThepositiverateofdiagnosingHCCbycontrasten—hancedCTandMR1wassignificantlythanthatbyplain．ConclusionMRIimagingshowsabe

8、tterdiagnosticaccuracyforthedetectionofsmallHCCinpatientswithhepatitisB—inducedcirrhosisandisrecommendedtoimprovethedetectionanddiagnosis．CombinedwithMRIandCTdynamicenhancedscanning．wecanenhance