关于主动脉瓣狭窄,说法不对的是 ( )A、冠状动脉正常的主动脉瓣狭窄病人不会有心绞痛B、主动脉瓣狭窄病人术中心肌保护较一般心脏病手术更重要C、主动...

作者: rantiku 人气: - 评论: 0
问题 关于主动脉瓣狭窄,说法不对的是 ( )
选项 A、冠状动脉正常的主动脉瓣狭窄病人不会有心绞痛 B、主动脉瓣狭窄病人术中心肌保护较一般心脏病手术更重要 C、主动脉瓣狭窄的三大症状是心绞痛、晕厥和呼吸困难 D、主动脉狭窄时左室向心性肥厚是主要代偿机制 E、正常的左房收缩对主动脉瓣狭窄病人十分必要
答案 A
解析

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