Congenital stenosis of aortic valve

...天性食管狭窄 Congenital stenosis and stricture of oesophagus 先天性主动脉瓣狭窄 Congenital stenosis of aortic valve 先天性支气管狭窄 Congenital stenosis of bronchus ..

 congenitalaorticstenosis

先天性主动脉瓣狭窄(congenitalaorticstenosis，CAS)，约占先天性心脏病发病率的第6位，是胚胎期主动脉瓣互相融合呈多种畸形，如单叶瓣、双叶瓣、三叶瓣或四叶...