欢迎来到天天文库
浏览记录
ID:55683674
大小:228.15 KB
页数:3页
时间:2020-05-24
《超声造影对脂肪肝与正常肝背景血流灌注的影响对比.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、中国当代医药2014年3月第21卷第8期·影像与介入·超声造影对脂肪肝与正常肝背景血流灌注的影响对比张立张炎晶袁蓉刘静静张扬杨婧赵育芳刘利平山西医科大学第一医院超声科。太原030001【摘要】目的探讨超声造影对脂肪肝与正常肝背景血流灌注的影响。方法选取本院行超声检查的脂肪肝31例为观察组,正常肝8l例为对照组,比较两组超声造影前场、中场和后场不同时相的造影强度。结果观察组前场25、60S的造影强度低于对照组,中场25S的造影强度低于对照组,后场60S的造影强度低于对照组.差异有统计学意义(P2、【关键词】超声造影;脂肪肝;造影时相;血流灌注【中图分类号】R575【文献标识码】A【文章编号】1674—4721(2014)03(b)一0121—03Influencecomparisonofcontrast-enhancedultras0n0graphyonback—groundbloodperfusionoffattyliverandnormalliverZHANGLiZHANGYan-4ingYUANRongLIUJing-jingZHANGYangYANGj讥gZHA0Yu-fangLIULi-pingDepartmentofUhrasound,3、theFirstHospitalofShanxiMedicalUniversityinTaiyuanCity,Taiyuan030001,China【Abstract】ObjectiveToinvestigatetheinfluenceofcontrast-enhancedultrasonographyOilbackgroundbloodperfusionoffattyliverandnormalliver.Methods31casesofpatientswithfattyliveraccordingtoultrasoundexaminationinour4、hospitalwereselectedasobservationgroup,81casesoffattyliverwereselectedascontrolgroup.Contrastintensityatdifferentphasesofcontrast-enhancedultrasonographyfrontcourt,midfielder,backcourtintwogroupswascomparedre—spectively.ResultsContrastintensityat25s,60Soffrontcourtinobservationgro5、upwaslowerthanthatincontrolgrouprespectively,contrastintensityat25Sofmidfielderinobservationgroupwaslowerthanthatincontrolgroup,contrastintensityat60Sofbackcourtinobservationgroupwaslowerthanthatincontrolgroup,withstatisticaldifference(P<0.05).ConclusionFattyliverhasmoreinfluenceo6、nbloodpefusionoffrontcourt,arterialphaseandportalphase.【Keywords】Contrast-enhancedultrasonography;Fattyliver;Contrast—enhancedphase;Bloodperfusion超声造影可实时无创地显示病灶的微循环血流超声造影检查的正常肝81例为对照组.脂肪肝患者灌注情况.主要通过对比病灶与其周围肝实质背景造3l例为观察组,其中男69例,女43例。脂肪肝入选影剂增强程度来定性诊断。目前临床上常因仅重视病标准按照中华肝脏病学会脂肪肝和酒精肝病学组7、制灶自身的病理、生物学特性等对病灶超声造影增强模订的脂肪肝诊断标准[61。对照组肝功能化验结果正常。式的影响.而忽略了不同肝实质背景的微循环差异造两组均除外高血压、肝炎病史。成的造影时相不同对病灶造影增强模式的影响[11。1.2仪器与方法笔者前期对脂肪肝与正常肝背景的峰值强度、到达及1.2.1仪器设置采用百胜Mylab90型彩色超声诊断峰值时间进行临床比较研究[2-3],并系统定量研究兔正仪,CA一43l宽频凸阵探头,频率为3.5~5.0MHz,配有常肝与脂肪肝背景相关超声造影参数,本文旨在探实时低机械指数超声造影成像软件,机械指数0.07~讨超声造影对脂8、肪肝与正常肝背景血流灌注的影响。0.08,工作站电脑配有Qontr
2、【关键词】超声造影;脂肪肝;造影时相;血流灌注【中图分类号】R575【文献标识码】A【文章编号】1674—4721(2014)03(b)一0121—03Influencecomparisonofcontrast-enhancedultras0n0graphyonback—groundbloodperfusionoffattyliverandnormalliverZHANGLiZHANGYan-4ingYUANRongLIUJing-jingZHANGYangYANGj讥gZHA0Yu-fangLIULi-pingDepartmentofUhrasound,
3、theFirstHospitalofShanxiMedicalUniversityinTaiyuanCity,Taiyuan030001,China【Abstract】ObjectiveToinvestigatetheinfluenceofcontrast-enhancedultrasonographyOilbackgroundbloodperfusionoffattyliverandnormalliver.Methods31casesofpatientswithfattyliveraccordingtoultrasoundexaminationinour
4、hospitalwereselectedasobservationgroup,81casesoffattyliverwereselectedascontrolgroup.Contrastintensityatdifferentphasesofcontrast-enhancedultrasonographyfrontcourt,midfielder,backcourtintwogroupswascomparedre—spectively.ResultsContrastintensityat25s,60Soffrontcourtinobservationgro
5、upwaslowerthanthatincontrolgrouprespectively,contrastintensityat25Sofmidfielderinobservationgroupwaslowerthanthatincontrolgroup,contrastintensityat60Sofbackcourtinobservationgroupwaslowerthanthatincontrolgroup,withstatisticaldifference(P<0.05).ConclusionFattyliverhasmoreinfluenceo
6、nbloodpefusionoffrontcourt,arterialphaseandportalphase.【Keywords】Contrast-enhancedultrasonography;Fattyliver;Contrast—enhancedphase;Bloodperfusion超声造影可实时无创地显示病灶的微循环血流超声造影检查的正常肝81例为对照组.脂肪肝患者灌注情况.主要通过对比病灶与其周围肝实质背景造3l例为观察组,其中男69例,女43例。脂肪肝入选影剂增强程度来定性诊断。目前临床上常因仅重视病标准按照中华肝脏病学会脂肪肝和酒精肝病学组
7、制灶自身的病理、生物学特性等对病灶超声造影增强模订的脂肪肝诊断标准[61。对照组肝功能化验结果正常。式的影响.而忽略了不同肝实质背景的微循环差异造两组均除外高血压、肝炎病史。成的造影时相不同对病灶造影增强模式的影响[11。1.2仪器与方法笔者前期对脂肪肝与正常肝背景的峰值强度、到达及1.2.1仪器设置采用百胜Mylab90型彩色超声诊断峰值时间进行临床比较研究[2-3],并系统定量研究兔正仪,CA一43l宽频凸阵探头,频率为3.5~5.0MHz,配有常肝与脂肪肝背景相关超声造影参数,本文旨在探实时低机械指数超声造影成像软件,机械指数0.07~讨超声造影对脂
8、肪肝与正常肝背景血流灌注的影响。0.08,工作站电脑配有Qontr
此文档下载收益归作者所有