Truncus Arteriosus - ț̢
The embryonic arterial trunk arising from the heart which then divides into the aorta and the main pulmonary artery.
Synonyms : Arteriosus, Truncus
Truncus Arteriosus, Persistent - ț̢
A congenital anomaly resulting from the failure of the aorticopulmonary system to develop and divide the truncus arteriosus into the aorta and the pulmonary trunk.