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Ductus arteriosus plays important hemodynamic role in fetal development, and establish a certain
spatial relationship with aorta. Although ductus arteriosus normally closes after birth, it could remain
patent alone, or in association with various congenital heart anomalies. In these patients the develop-
mental hemodynamic changes may result in the specific variation in the spatial relationhip of patent
ductus arterisus (PDA) and aortic arch.
The developmental... |
