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本文报道胸部X线平片上见到“左肺门增大”病例 1例 ,通过CT与MRI图像观察 ,发现其原因来自于左肺动脉扩张。左肺动脉主支直径大于右肺动脉主支直径 3倍以上 ;合并一小支上的肺动脉动脉瘤 (Pulmanargarteryameurysm )。此种先天性异常颇为罕见 ,以前文献未有报道。
This paper reports a chest X-ray to see the “left hilar enlargement” case of 1 case, by CT and MRI images observed and found that the reasons for the expansion of the left pulmonary artery. The diameter of the main branch of the left pulmonary artery is more than three times the diameter of the main branch of the right pulmonary artery. A small pulmonary artery aneurysm (Pulmanargarteryameurysm) is combined. This congenital abnormalities is quite rare, the previous literature has not been reported.