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当前学科：循环系统疾病
题目：
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室间隔缺损的血流动力学改变常引起（）
A . 左心房、左心室扩大
B . 右心房、右心室扩大
C . 右心房、左心室扩大
D . 左心房、右心室扩大
E . 全心扩大
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