Endobronchial Ultrasound in a Patient with Right Aortic Arch

A: Bronchoscopic view illustrating the bronchoscope position and direction facing the lateral wall of the trachea above the right main bronchus (RMB) in which ultrasound view was obtained (curved arrow). B: Ultrasound (US) view showing a cut in the aortic arch out-layering the superior vena cava (SVC). C: Doppler ultrasound view confirming an active flow in the aorta that out-layered the SVC.