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时间:2020-05-03
《扩散加权成像和瞬时弹性成像在肝纤维化诊断价值中的对比研究-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、磁共振成像2013年第4卷第4期ChinJMagnResonImaging,2013,Vol4,No4扩散加权成像和瞬时弹性成像在肝纤维化诊断价值中的对比研究黄勇跃,金军,汤小俐,王小宜基金项目:【摘要】目的观察MRS'‘散加权成像(DWI)和超声瞬时弹性成像(Fi—broscan,深圳市科技计划项目(编号:Fs1对肝纤维化的诊断价值,并X,t-者的诊断能力进行对比研究。材料与方201103321)法35例肝纤维化患者及21名健康志愿者(正常对照组)接受DWI(b,=0s/mm,b2=600s/ram)检查,并测量ADC值;其中33例患者及正常对照组接受超声瞬时作者单位:弹性成像,
2、将Fs检查中获取的1O次成功检查所得的弹性硬度值(Stiffness)作为Fs1.广东省深圳市蛇口人民医院放射指标。对测量结果行单因素方差分析及两两比较,并绘~IJROC曲线比较两者对科,深圳518067肝纤维化诊断的敏感度和特异度。结果弹性硬度值随纤维化分期从S0-$4期逐2.中南大学湘雅医院放射科,长沙步升高,而ADC值依次降低(P值均3、感度高于DWI,而MRDWIX~肝纤维化的特异度优于FS,二者结合应汤小俐,E-mail:303175614@qq.com用是目前肝纤维化早期诊断及分级的最佳检查手段。【关键词】肝疾病;纤维化;磁共振成像,弥散;超声检查;对比研究收稿日期:2013—05.26接受日期:20l3.06一l8ComparativestudyofDWIandFi—broseanindiagnosisofliverfibrosis中图分类号:R445.2;R256.4文献标识码:AHUANGYong—yue,JINJun‘,TANGXiao一1,WANGXiao-yiDOI:10.3969/j.issn.4、1674-8034.2013.04.005DepartmentofRadiology,ShenzhenShekouPeople’sHospitalofGuangdongProvince,Shenzhen518067,China黄勇跃,金军,汤/J,#l,等.扩散加权成DepartmentofRadiology,XiangyaHospital,CentralSouthUniversity,Changsha像和瞬时弹性成像在肝纤维化诊断价410008,China值中的对比研究.磁共振成像,2013,Correspondenceto:ngXL.E-mail."303175614@qq.c5、omReceived26Mav2013,Accepted18June20134(4):261-265.AbstractObjective:Comparativestudythediagnosticvalueofdiffusionweightedimaging(DWI)andFi-broscan(FS)indiagnosisofliverfibrosis.MaterialsandMethods:Thirty—fivehepaticfibrosispatientsand21normalcontrolsreceivedDWlfb.=Os/mm,b,=600s/mm),ADCvalueof6、differentfibrosisstageswasmeasured,while33patientsandall21normalcontrolsreceivedFS.Theelasticstiffnessvalue(stiffness)achievedin10successfu1FibroScanexaminationswastakenasFi—brosanindex.Analysisofvarianceswasperformedtocomparethedifferenceamongthegroupsinbothexaminations.ROCcurvewasusedtoanaly7、zethesensitivityandspecificityofDWIandFS.Results:ThevalueofstifinesswasgraduallyincreasedfromtheliverfibrosisstageSOtoS4.whilethemeanADCvaluedecreasedastheseverityofliverfibrosisincreased(P<0.01).BetweencontrolgroupandSl,S2,S3,S4groupan
3、感度高于DWI,而MRDWIX~肝纤维化的特异度优于FS,二者结合应汤小俐,E-mail:303175614@qq.com用是目前肝纤维化早期诊断及分级的最佳检查手段。【关键词】肝疾病;纤维化;磁共振成像,弥散;超声检查;对比研究收稿日期:2013—05.26接受日期:20l3.06一l8ComparativestudyofDWIandFi—broseanindiagnosisofliverfibrosis中图分类号:R445.2;R256.4文献标识码:AHUANGYong—yue,JINJun‘,TANGXiao一1,WANGXiao-yiDOI:10.3969/j.issn.
4、1674-8034.2013.04.005DepartmentofRadiology,ShenzhenShekouPeople’sHospitalofGuangdongProvince,Shenzhen518067,China黄勇跃,金军,汤/J,#l,等.扩散加权成DepartmentofRadiology,XiangyaHospital,CentralSouthUniversity,Changsha像和瞬时弹性成像在肝纤维化诊断价410008,China值中的对比研究.磁共振成像,2013,Correspondenceto:ngXL.E-mail."303175614@qq.c
5、omReceived26Mav2013,Accepted18June20134(4):261-265.AbstractObjective:Comparativestudythediagnosticvalueofdiffusionweightedimaging(DWI)andFi-broscan(FS)indiagnosisofliverfibrosis.MaterialsandMethods:Thirty—fivehepaticfibrosispatientsand21normalcontrolsreceivedDWlfb.=Os/mm,b,=600s/mm),ADCvalueof
6、differentfibrosisstageswasmeasured,while33patientsandall21normalcontrolsreceivedFS.Theelasticstiffnessvalue(stiffness)achievedin10successfu1FibroScanexaminationswastakenasFi—brosanindex.Analysisofvarianceswasperformedtocomparethedifferenceamongthegroupsinbothexaminations.ROCcurvewasusedtoanaly
7、zethesensitivityandspecificityofDWIandFS.Results:ThevalueofstifinesswasgraduallyincreasedfromtheliverfibrosisstageSOtoS4.whilethemeanADCvaluedecreasedastheseverityofliverfibrosisincreased(P<0.01).BetweencontrolgroupandSl,S2,S3,S4groupan
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