犬局部心肌功能障碍研究中多巴酚丁胺是否有改善心室功能的作用？
Does Dobutamine Improve Ventricular function in Dogs with Regional Myocardial Dysfunction?
目的应用脉冲组织多普勒成像(PWDTI)技术评价急性心肌梗死(ami)后不同治疗方案对心脏整体及局部室壁功能的改变。
Objective To evaluate the local and whole function of different therapy in acute myocardial infarction (AMI) by pulsed-wave Doppler tissue imaging (PWDTI) with echocardiography.
研究表明心脏局部的肾素血管紧张素系统和冠状动脉内皮细胞功能失常在心肌再灌注损伤中起重要作用。
Studies have suggested a significant role of both the cardiac renin angiotensin system (RAS) and the function of endothelial cells of coronary vessels in myocardial reperfusion injury.
结论：QT VI技术可准确识别运动异常节段，是无创评价局部心肌收缩功能定量、精确的方法。
Conclusion: QTVI can accurately differentiate abnormal motion segment and is a non invasive and quantitative method to assess systolic function of left ventricular regional myocardium.
目的：评价前壁及下壁急性心肌梗死(ami)左室局部收缩功能。
Aim: to evaluate the left ventricular regional systolic function in patients with acute inferior and anterior myocardial infarction (AMI).
目的探讨应变率成像技术评价乳腺癌术后患者表阿霉素复合药物心脏毒性对左室心肌局部收缩及舒张功能影响价值。
Objective To evaluate the left ventricular myocardial regional systolic and diastolic function of Epirubicin-induced cardiotoxicity using strain rate imaging(SRI).
目的应用定量组织速度成像(QTVI)评价肥厚型心肌病(HCM)患者左心室局部收缩功能。
ObjectiveTo assess the left ventricular regional systolic function in patients with hypertrophic cardiomyopathy (HCM) using quantitative tissue velocity imaging (QTVI).
结论QT VI及SRI可以作为定量评价心肌缺血导致的心肌局部功能异常的方法。
Conclusion QTVI and SRI may be a promising new tool for the quantification of ischemia-induced regional myocardial dysfunction.
目的应用磁共振(MR)白血技术评价肥厚型心肌病(HCM)局部心肌收缩功能。
Objective to evaluate the regional myocardium systolic function in hypertrophic cardiomyopathy (HCM) by MR bright blood techniques.
结论PWDT I能准确评价多巴酚丁胺负荷试验中左室长轴局部心肌收缩功能，从而准确无创检测冠心病缺血心肌。
Conclusions PW DTI combined with high dose DSE can correctly evaluate left ventricular regional systolic function of long axis and detect ischemic myocardium.
心肌缺血引起局部左室收缩功能减低常伴有心室内径增大和局部室壁变薄。
Regional left ventricular contractile dysfunction induced by ischemia is associated with less thickening of regional wall and a larger ventricular radius at end-systole.
目的：超声评价窄QRS波的扩张型心肌病患者左室局部心肌的收缩和舒张功能。
Objective: To observe regional systolic and diastolic function of left ventricular myocardium in dilated cardiomyopathy patients with narrow QRS wave by quantitative tissue velocity imaging (QTVI) .
心力衰竭(心衰)是由多种心血管疾病引起的心功能不全，最终出现心肌局部坏死和不可逆转的纤维化。
Heart failure (CHF) is the direct cause of death of a variety of cardiovascular diseases, culminating in irreversible myocardial necrosis and fibrosis.
目的：探讨心肌应变率成像（SRI）技术定量评价高血压患者左室局部舒张功能的意义。
Objective To explore the clinical values of strain rate imaging (SRI) in detection of regional function of left ventricular in patients with hypertension.
随着心肌缺血的改善，局部和整体左室收缩功能逐渐恢复，表现为圆周应变、径向应变及扭转角度的增高。
Then radial strain, circumferential strain and rotation increased. Regional systolic function damaged because of myocardial ischemia in patients with acute myocardial infarction.
随着心肌缺血的改善，局部和整体左室收缩功能逐渐恢复，表现为圆周应变、径向应变及扭转角度的增高。
Then radial strain, circumferential strain and rotation increased. Regional systolic function damaged because of myocardial ischemia in patients with acute myocardial infarction.
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