Anomalies of the aortic arch in dogs: Evaluation with the use of multidetector computed tomography angiography and proposal of an extended classifcation scheme

Congenital anomalies of the aortic arch are important as they may be associated with vascular ring anomalies. The most common vascular ring anomaly in dogs is a persistent right aortic arch. However, published data of the distribution of the diferent types of vascular ring anomalies and other aortic arch anomalies are lacking.