The major pathological physiological change is the obstruction of the left ventricular outflow tract.

其主要病理生理改变是左室流出道梗阻,药物治疗效果目前难以肯定.

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Objective : To summarize the experience of hepatic outflow tract reconstruction in piggyback liver transplantation.

目的总结西南医院背驮式肝移植时肝流出道重建的经验.

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Objective : To study the effect of 4 - AP on the le ft ventricular outflow tract in pigeons.

目的: 探讨4-AP对家鸽左心室流出道组织动作电位的影响.

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