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室间隔缺损患儿在剧烈哭闹屏气时,可的答案

室间隔缺损患儿在剧烈哭闹屏气时,可出现暂时性青紫的原因是( )。

单选题
2021-07-17 21:44
A、右心衰
B、主动脉高压
C、左心衰
D、肺动脉高压
E、肺动脉狭窄
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正确答案
D

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