退行性二尖瓣病变是引起犬只充血性心力衰竭的常见病因，尤其是小型犬和老年犬。
Degenerative mitral valve disease is a common cause of congestive heart failure in dogs, especially small, older dogs.
以TDI方法测定二尖瓣环运动频谱评价心力衰竭儿童左室功能是敏感和可靠的。
Mitral annulus velocity detected by TDI is sensitive and reliable to evaluate left ventricular function in heart failure children.
结论慢性肾功能衰竭维持性血液透析患者心脏瓣膜钙化相当常见，尤以二尖瓣、主动脉瓣易发。
Conclusion Mitral and aortic valves were vulnerable to calcification which was the major change of heart valve in patients with CRF on maintenance hemodialysis.
目的研究急性心肌梗死（AMI）患者合并二尖瓣返流（MR）与心力衰竭等严重并发症和死亡率的相关性。
Objective To study the relationship of mitral regurgitation (MR) with cardiac events such as heart failure and cardiac death in acute myocardial infarction (AMI) patients.
目的研究急性心肌梗死（AMI）患者合并二尖瓣返流（MR）与心力衰竭等严重并发症和死亡率的相关性。
Objective To study the relationship of mitral regurgitation (MR) with cardiac events such as heart failure and cardiac death in acute myocardial infarction (AMI) patients.
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