题目内容
关于左心房血栓的超声检查，错误的是
2022-01-25
A.基底部较窄，附着面小，游离面较大
B.形状不规则层积状的回声团块
C.常附着在左房后壁 < 较少在侧壁上
D.左房后壁较小的或薄层状的血栓易漏 诊
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