Objective To summerize the experience of perioperative treatment in patients with serious cardiac valvula disease.

目的总结危重心脏病人的瓣膜置换围术期治疗经验。

The previous formula of calculating weight of linear charges are summerized and their discrepance is analyzed.

文中还对现有条形药包装药量计算公式进行了总结和分析，推荐了一个较为可靠合理的药量计算公式。

Objective: To summerize the experience of perioperative treatment in patients with cardiac valvula disease with cardiac cachexia.

总结心脏恶液质瓣膜患者的围手术期治疗经验。