fig3

Figure 3. Comparison between A: circumflex aorta with right aortic arch; B: double aortic arch with dominant right aortic arch (dominant RAA) with right common carotid (RCCA) right subclavian artery (RSCA), left common carotid artery (LCCA) and the left subclavian artery (LSCA); C: post-surgical division of the non-dominant distal left aortic arch in a patient with double aortic arch; D: double aortic arch with atretic left segment marked in red with the aberrant left subclavian (ALSCA) arising from Kommerell’s diverticulum (KD)