ct血管成像对冠状动脉慢性闭塞病变介入治疗的应用价值

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1、42武警医学2014年1月第25卷第1期MedJChinPAPF，Vo1．25，No．1，Janua~，2014CT血管成像对冠状动脉慢性闭塞病变介入治疗的应用价值宋泽军，马向东，黄卫芳，徐海蓉【摘要】目的探讨cT管成像(Crangiography，CTA)对冠状动脉慢性完全闭塞病变(chnmictotalocclusion，CTO)介入治疗的直用价值。方法[I1l颐性分析我院62例CTO患者的临床资料，将术前行CTA检查的32例作为A组；术行CTA检查30例作为B组，比较两组管再通率、导丝未通过发生率、并发症发生率，并对A组治疗成功和失

2、败患者的CTO病变局部平均钙化积分和手术时问进行比较。结果A组『【iL管再通率为73．17％，B组为42．11％，两组比较有统计学差异(P<0．05)。A组血管再通患者平均手术时间(75±30)min，B组为(105-4-40)rain，两者比较有统计学差异(P<0．05)。A组介入治疗成功患者CTO病变局部平均CT密度值(400±72)Hu，介入治疗失败患者为(520±108)Hu，两者比较有统计学差异(P<0．01)。结论cTA检查可提高CTO病变介入治疗成功率，并减少介入治疗时间；CTO病变平均CT密度值、血管闭塞时间和血管病变长度

3、影响介入治疗成功率。【关键词】cT血管成像；慢性闭塞性病变；介入治疗【中国图书分类号】R541．4ValueofcoronaryCTAimagingininterventionaltherapyofchroniccoronaryarteryOC-clusionpathologicalchangesSONGZejun，MAXiangdong，HUANGWeifang，andXUHairongDepartmentofCardiology，XinjiangAutonomousRegionalCorpsHospital，ChinesePeople

4、’SArmedPoliceForces，Urumpi830000China【Abstract】ObjectiveTostudythevalueofcoronaryCTAimagingininterventionaltherapyofchroniccoronaryarteryoeclu—sic)n(C'IO)lesions．MethodsTheclinicaldataof62patientswithCTOwereanalyzedretrospectively，32caseswithpreoperativeCTexaminationasgro

5、upA；30patientswithoutCTAcheckasgroupB．Vascularrecanalizationrates，guidewirenon—passagingrates，andincidenceratesofcomplicationsinthetwogroupswerecompared．ResultsBloodvesselrecanalizationrateingroupAwas73．17％，andthatingroupBwas42．11％，withsignificantdifferencebetweenthetwogr

6、oups(P<0．05)．TheanaveragetimeofoperationingroupAwithvascularrecanalizationwas(75±30)rain；thatingroupBwas(105±40)min，withsignificantdiference(P<0．05)．TheaveragedensityofCTinCTOlesionsofgroupAwithsuccessfulinterventionaltreatmentwas(4004-72)Hu，whereasthatinthosewithfailingi

7、nterventiontreatmentwas(520±108)Hu，withsignificantdifference(P<0．O1)．ConclusionsCTOlesionsmeanCTdensity，vascularocclusiontime，andvascularlesionlengthinfluencethesuccessrateofinterventionaltherapy；CTexaminationim—provestheSuccessrateofinterventionaltherapyCTOlesionsandredu

8、cestimeofinterventionaltherapy．【Keywords】CTA；chronicocclusionlesions；interventionaltherapy冠状动脉慢性