题目内容：
梨形心最常见于下列哪种疾病 （ ）A．高血压
B．主动脉瓣关闭不全
C．二尖瓣狭窄
D．二尖瓣关闭不全
E．冠状动脉粥样硬化性心脏病
参考答案：
选择题：梨形心最常见于下列哪种疾病 ( )A.高血压 B.主动脉瓣关闭不全 C.二尖瓣狭窄 D.二尖
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