左肺动脉(left pulmonary artery)分 为2 支经肺门进入左肺上、下叶，右肺动脉(right pulmonary artery)分为3 支进入 右肺上、中、下叶。在肺动脉干分叉处稍左侧，与主动脉弓下缘之间有一结缔组 织索，称为动脉韧带。
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... 肺动脉干 pulmonary trunk 右肺静脉 right pulmonary artery 右肺中、下支气管 right middle inferior lobar bronchus ...
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right pulmonary artery RPA 右肺动脉
right pulmonary artery index 右肺动脉指数
right main pulmonary artery 右主肺动脉 ; 右肺动脉主干
right inferior pulmonary artery 右下肺动脉
right branch of pulmonary artery 肺动脉右支
以上来源于: WordNet
The tumor invades the mediastinum and surrounds and Narrows the right pulmonary artery.
肿瘤侵犯纵膈和包绕肺动脉，同时肺动脉可见狭窄。
It could show the membranous stenosis at the junction of left and right pulmonary artery by angiography through the patent ductus arteriosus.
经未闭动脉导管造影可显示左、右肺动脉连接处隔膜状狭窄。
There are two types: anomalous origin of right pulmonary artery from ascending aorta and anomalous origin of left pulmonary artery from ascending aorta.
另一种为左肺动脉异常起源升主动脉，此种类型少见，又可根据肺动脉起源离主动脉瓣及无名动脉的距离分近端型及远端型二种亚型。
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