心电图练习题.ppt

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1、 T 波改变波改变T waves changes窦性心动过速伴窦性心动过速伴 I 度房室传导阻滞度房室传导阻滞 sinus tachycardia(ST) and first degree A-V block(AVB-I)窦性心动过缓窦性心动过缓 伴伴I 度房室传导阻滞度房室传导阻滞 sinus bradycardia(SB) and first degree A-V block(AVB-I)插入插入频发单源性室性早搏（呈三联律频发单源性室性早搏（呈三联律) frequent unifocal ventricular premature beat (in the form of triplet

2、 )室性早搏室性早搏, R-on-T现象伴交界性早搏现象伴交界性早搏ventricular premature beat, R-on-T phenomenon , and premature junctional contration. 室性早搏室性早搏, R-on-T现象现象, 心室颤动心室颤动 ventricular premature beat, R-on-T phenomenon , ventricular fibrillation (VT) sinus arrest with junctional escape complete heart block, with junctiona

3、l escape,T T 波改变波改变 and T T waves changesT T 波改变波改变 and T T waves changes 左心房肥大和室性早搏左心房肥大和室性早搏left atrial augmentation (LAA) and premature ventricula contration (PVC) 左心房、左心室肥大和室性早搏左心房、左心室肥大和室性早搏 left atrial and left ventricular hypertrophy (LAA and LVH) and premature ventricula contration (PVC)右束支传

4、导阻滞合并左后分支传导阻滞右束支传导阻滞合并左后分支传导阻滞 right bundle branch block + LPFBtrifascicular block急性前壁心肌梗死和室性早搏急性前壁心肌梗死和室性早搏 acute anterior myocardial infarction and premature ventricular contration (PVC) 低血钾低血钾 hypokalemia 低血钾、室性心动过速和心室颤动低血钾、室性心动过速和心室颤动 hypokalemia, ventricular tachycardia and ventricular fibrillation(VT)低钙血症低钙血症 hypocalcemia