先天性心脏病分类 无分流 a单纯肺动脉口狭窄 Pulmonary valve stenosis 主动脉缩窄 Coarctation of the thoracic aorta 主动脉口狭窄 Aortic stenosis 右位心等。先天性心脏病分类 1 ．无分流 ◼单纯肺动脉口狭窄 Pulmonary valve stenosis ◼主动脉缩窄 Coarctation of the thoracic aorta ◼主动脉口狭窄 Aortic stenosis ◼右位心等