In the diagram at the left , this is through a patent ductus arteriosus 在左图，则通过未闭的动脉导管相通。
2.
Toxic effects of bipyridine herbicide paraquat on ductus arteriosus of rat fetus 不同价态锰对大鼠心肌线粒体酶活力的影响
3.
Early diagnosis of patent ductus arteriosus in premature infants and treatment effect of indomethacin 早产儿动脉导管未闭的早期诊断及吲哚美辛治疗
4.
They generally arise when a continuous pressure differential allows blood to flow constantly from a high to a low pressure area , as may occur in a variety of congenital defects , most commonly patent ductus arteriosus , anomalous origin of the left coronary artery , or coronary arteriovenous fistula 一般出现在持续压力差使血液从一高压区不断流向低压区时，也可以出现在一些有先天性缺陷的病，最常见的有动脉导管未闭、左冠状动脉起端异常，或冠状静脉动脉瘘。
