目的回顾性总结主动脉瓣和二尖瓣联合瓣膜置换术的体外循环经验。

OBJECTIVE To summarize the clinical experience of cardiopulmonary bypass in double valve replacement.

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结果单纯主动脉瓣膜钙化者93例（56.0%），单纯二尖瓣钙化18例（10.8%），主动脉瓣和二尖瓣联合钙化为55例（33.1%）；

Results Simple aortic valve calcification was found in 93 cases(56.0%); simple mitral calcification, 18 cases(10.8%); aortic valve calcification combining mitral calcification, 55 cases, (33.1%);

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二尖瓣、主动脉瓣和联合瓣膜损害分别为205例，107例，238例。

Mitral, aortic and combined valvular diseases were in 107, 205 and 238 respectively.

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