题目内容
不提示肺心病肺动脉高压的X线表现是
2022-02-01
A.右下肺动脉干扩张
B.右下肺动脉干横径>=15mm
C.右下肺动脉横径与气管横径之比>=1.07
D.肺动脉段明显突出或其高度>=3mm
E.双下肺纹理增粗
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