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引用次数: 1
【冠状动脉空气栓塞的心肌损害(作者简介)】。
研究了16只狗冠状动脉内空气栓塞(左冠状动脉空气0.02 ml/kg)后的血流动力学变化。8只动物在体外循环中引入空气,8只动物未进行体外循环。两组空气栓塞均引起急性缺血伴心肌坏死。注射后,前壁立即变得不动;注射后24h CPK升高至800u以上,未行体外循环的动物半数死于急性缺血难治性心律失常;体外循环组无死亡病例。体外循环不能明显降低空气栓塞引起的左心室损伤;旁路手术只是帮助动物在急性缺血期间“渡过难关”。
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