Right Sided Aortic Arch on Radiograph

3 Chest x-ray reveals the CT appearance of a right-sided aortic arch (arrow). This is a normal variant. On chest x-ray, sometimes this can be mistaken for a mass.
Chest x-ray reveals the CT appearance of a right-sided aortic arch (arrow). This is a normal variant. On chest x-ray, sometimes this can be mistaken for a mass.