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Medical Term:

persistent truncus arteriosus


Definition: a congenital cardiovascular anomaly resulting from failure of development of the spiral aorticopulmonary septum and consisting of a common arterial trunk opening out of both ventricles, the pulmonary arteries being given off from the ascending common trunk.

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.