Conclusion: SVCO is an uncommon complication after cardiac operations in children and the early diagnosis can be made by clinical manifestations, chest X-ray, and echo.
结论：SVCO是先天性心脏病围手术期少见的并发症，临床密切观察，结合心脏X线及超声检查，可以早期诊断。
Objective To investigate the effects of exercise stress echocardiography (E-Echo)on cardiac function in patients with rate-adaptive pacemakers.
目的应用运动负荷超声心动图评价频率适应性起搏器对心功能的影响。
Methods The shape, size, echo, distribution and valve injure of cardiac valve excrescent were detected with echocardiogram by thoraces in 28 cases with infective endocarditis.
方法应用经胸超声心动图观察心脏瓣膜赘生物的形态、大小、回声、分布及其瓣膜损害情况，对28例感染性心内膜炎心脏瓣膜赘生物进行超声诊断。
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