Double Aortic Arch

  • Etiology: congenital
  • UGI: focal posterior indentation of esophagus
  • Imaging: right arch is higher and larger, left arch is smaller and lower
  • Clinical: Most common vascular ring

Cases of Double Aortic Arch

Angiogram of double aortic arch
The upper GI (not provided) showed a focal posterior indentation of the esophagus. AP and lateral images from an angiogram shows the aortic arch to have left and right components.