肺动脉扩张指肺动脉总干扩大而无其他畸形，可能是胚胎发育期中，动脉干的分化不均，以致肺动脉较大而主动脉较小所致。病人多无症状或有官能性症状。体检示心浊音界不增大，肺动脉瓣区有3级以下的收缩期吹风样杂音和收缩喷射音、第2心音分裂并略亢进。
... dilation of aortic valvular stenosis 主动脉瓣狭窄扩张术 dilation of pulmonary artery 肺动脉扩张 dilated cardiomyopathy 扩张性心脏病 ...
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特发性肺动脉扩张 [内科] idiopathic pulmonary arterial dilation ; IDPA ; idiopathic pulmonary artery dilatation
经皮肺动脉扩张成形术 percutaneous balloon pulmonary valvuloplasty
肺动脉瓣球囊扩张术 PBPV
特发性肺动脉干扩张 idiopathic dilatation of pulmonary trunk
原发性肺总动脉扩张 idiopathic dilatation of pulmonary artery
背景：吸入型NO是一种对远距离血管床有生物学效应的肺动脉扩张剂。
Background: Inhaled NO is a selective pulmonary vasodilator with biologic effects in remote vascular beds.
目的：为先天性肺动脉狭窄扩张术和肺移植术选择与受体肺动脉直径相配的供体提供解剖学基础。
Objective: to provide anatomic basis for choosing a donator with a suitable pulmonary artery diameter with receptor during extension of congenital pulmonic stenosis and lung transplantation.
目的评价经皮二尖瓣球囊扩张术（PBMV）治疗二尖瓣狭窄伴中或重度肺动脉高压的疗效。
Objective To assess efficacy of percutaneous balloon mitral valvotomy (PBMV) with an Inoue balloon catheter in the treatment of mitral stenosis with high pulmonary hypertension.
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