【名词&注释】
肺栓塞(pulmonary embolism)、毛细血管(capillary)、肾动脉造影(renal arteriography)、肺动脉造影(pulmonary angiography)、肺动脉分支(pulmonary artery branch)、肺动脉主干(pulmonary artery trunk)
[单选题]肺动脉造影时肺栓塞的主要表现哪项不正确()
A. 肺动脉一支或分支内有充盈缺损
B. 某一支肺动脉分支(pulmonary artery branch)完全阻断
C. 肺动脉主干(pulmonary artery trunk)有扩张
D. 某一局部肺动脉延迟充盈
E. 肺动脉局部有狭窄
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