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当前学科:内科住院医师
题目:
单选题
诊断主动脉瓣关闭不全最重要的体征是()
A
周围血管征
B
主动脉瓣区叹气样舒张期杂音向心尖传导
C
主动脉瓣区第二心音减弱
D
心尖抬举性搏动
E
心尖区可闻及第一心音
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