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时间:2020-04-14
《慢性心力衰竭患者心电图呈现低电压的临床分析-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、中国循证心血管医学杂志2O15年6月第7卷第3期ChinJEvidBasedCardiovascMed,Jun,2015,Vo1.7,No.3·论著·慢性心力衰竭患者心电图呈现低电压的临床分析李小慧,袁华斌,齐建伟,闫文杰,栗成方【摘要】目的分析慢性心力衰竭(心衰)患者心电图呈现低电压的情况。方法选择2012年2月至2014年7月在河北省人民医院心血管内科进行诊治的慢性心力衰竭患者200例为病例组,选择同期在我院行健康体检者200例为对照组。所有患者入院时行常规心脏超声检查,浸4定左心室收缩末内径、左心室舒张末内径、心胸
2、比等。统计不同导联下QRS低电压发生情况。结果病例组较对照组左心室收缩末内径[(60.49±5.39)mmvs.(29.80±3.36)mm】、左心室舒张末内径【(72.77±6.11)mm(47.38±3.60)mm】、心胸比[(O.58±0.09)帆(0.42±0.04)】升高,有统计学差异(P<0.05)。与对照组比较,病例组肢体导联电压振幅明显降低,而QRS间期明显增宽,QTc间期明显延长,分别为(8.82±2.14)mvus.(4.33土2.13)mV,(76.39±17.33)msvs.(109.38±18.
3、33)ms,(219.37±45.39)mVvs.(444.98±34.29)mV,差异有统计学意义(P均4、tswithchronicheartfailureLIXiao-hui,YUANHua-bin,QIJian—wei,ⅣWen-fie,LICheng-fang.DepartmentofCardiovasology,PeopleHospitalofPingshanCounty,HebeiProvince,Shijiazhuang050400,China.Correspondingauthor:LIXiao—hui,E—mail:lixiaohui8103@J63.eom一[Abstract]ObjectiveToanal5、yzethelowvoltageofelectrocardiogram(ECG)inpatientswithchronicheartfailure(CHF).MethodsCHFpatients(n=200,patientgroup)werechosenandotherhealthycontrols(n=200,controlgroup)werechosenfromFeb.2012toJuly2014.Allpatientsweregivenroutinecardiacechocardi0graphyexaminatio6、nsfordetectingleftventricularend-systolicdiameter(LVESd),leftventricularend—diastolicinnerdiameter(LVEDd)andcardio-thoracicproportion,andobservingtheoccurrenceofQRSlowvoltageindifferentleads.ResultsLVESd[(60.49±5.39)mm'us.(29.80±3.36)mini,LVEDd[(72.77±6.11)mms.(47、7.38±3.60)mm]andcardio-thoracicproportion[(0.58±0.09)vs.(0.42±0.04)】increasedinpatientgroupcomparedwithcontrolgroup(尸<0.o5).Comparedwithcontrolgroup,voltageamplitudeoflimbleaddecreased,QRSdurationincreasedsignificantlyandQTcdurationwassignificantlyprolonged【(8.828、±2.14)mV(4.33±2.13)mV,(76.39±17.33)msvs.(109.38±18.33)ms,(219.37±45.39)mVs.(444.98±34.29)mV,allP<0.05].MoreQRSlowvoltageinIIIleadwasobservedinpatientswithLADle
4、tswithchronicheartfailureLIXiao-hui,YUANHua-bin,QIJian—wei,ⅣWen-fie,LICheng-fang.DepartmentofCardiovasology,PeopleHospitalofPingshanCounty,HebeiProvince,Shijiazhuang050400,China.Correspondingauthor:LIXiao—hui,E—mail:lixiaohui8103@J63.eom一[Abstract]ObjectiveToanal
5、yzethelowvoltageofelectrocardiogram(ECG)inpatientswithchronicheartfailure(CHF).MethodsCHFpatients(n=200,patientgroup)werechosenandotherhealthycontrols(n=200,controlgroup)werechosenfromFeb.2012toJuly2014.Allpatientsweregivenroutinecardiacechocardi0graphyexaminatio
6、nsfordetectingleftventricularend-systolicdiameter(LVESd),leftventricularend—diastolicinnerdiameter(LVEDd)andcardio-thoracicproportion,andobservingtheoccurrenceofQRSlowvoltageindifferentleads.ResultsLVESd[(60.49±5.39)mm'us.(29.80±3.36)mini,LVEDd[(72.77±6.11)mms.(4
7、7.38±3.60)mm]andcardio-thoracicproportion[(0.58±0.09)vs.(0.42±0.04)】increasedinpatientgroupcomparedwithcontrolgroup(尸<0.o5).Comparedwithcontrolgroup,voltageamplitudeoflimbleaddecreased,QRSdurationincreasedsignificantlyandQTcdurationwassignificantlyprolonged【(8.82
8、±2.14)mV(4.33±2.13)mV,(76.39±17.33)msvs.(109.38±18.33)ms,(219.37±45.39)mVs.(444.98±34.29)mV,allP<0.05].MoreQRSlowvoltageinIIIleadwasobservedinpatientswithLADle
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