实时三维超声与二维斑点追踪成像评价拟诊冠心病患者室壁运动的初步探讨

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1、天津医科大学硕士学位论文7．TheSLinthebasal，mid，apicalsegmentofanterior,anteroseptal；mid，apicalsegmentofanterolateralweresignificantlyreducedinthegroupA(p<0．05)．8．ThesEF’werepositivelycorrelatedwith16segmentalaverageSL；assEF,SLofthesegmentdominatedbynarroedcoronaryastestvariable，asthemyocardialis

2、chemiaasstatevariablestomakeROCcurveanalysisindicatedthattheunder-curveareasofeverysegmentalsEFwerehigherthanSL．9．ComparedwiththegroupB，somesystolicdyssynchronyindices(Tmsv一16-SD，Tmsv-16-Dif,Tmsv-16-SD％，Tmsv一16-DiPA，ETmsv—SD，ETmsv-SD％，MT-msv-SD，MTmsv—Dif,MTmsv-SD％，ATmsv-SD，ATmsv-SD％

3、)weresignificantlyhigherinthegroupAp

4、creasedascorrespondingREFdecreasedinthegroupA；thecorrelationsbetweenSDI，ATmsv—SDIandsEF’，REFweremodest(1-=．0．327，r一0．518)．Conclusion1．Intheischemicgroup，theirregular17segmentaVTCsillustratedandthecolournonuniformbull’S-eyemapsillustratedsuggestedthatthewallmovemenabnormalitiesCanbee

5、arlytestedusingofRT-3DEimages．Themethodissimplyanddirectly．2．Comparedwiththenormalgroup，sEFandSLofsomesegmentsdominatedbynarroedcoronaryweredecreased，theregularityofsegmentalventricularwallmovementdisappearinischemicgroup，whichsuggestedregionalwallmotioninstenosisofcoronaryartery(≥7

6、5％)withoutwallmotionabnormalityCanbeassessedrapidly,objectivelyandquantitativelybyuseofRT-3DEand2D-STI，whichprovidemoreclinicalinformationforearlydiagnosisofmyocardialischemia．3．ThesEFofRT-3DEandtheSLof2D—STlweremodestpositivelycorrelation，butforthediagnosisofmyocardialischemiainthe

7、stenosisofcoronaryarteryf≥75％)，comparedwithSL，sEF,especiallythesEFofanteroseptalapexregionhashigherunder-curveareas，SOtheclinicalapplicationvalueofRT-3DEismorehingerthan2D—STIforsuchpatients．4．Globalandregionalsystolicdyssynchronyindiceswereincreaseandwere天津医科大学硕士学位论文inverselycorrel

8、atedwithsEFandREFin