Development of right circumflex aorta (illustration)

Case contributed by Vincent Tatco

This diagram shows the development of a right circumflex aorta.

Case Discussion

Circumflex aorta is a rare vascular ring caused by retroesophageal crossing of the aorta to the contralateral side. Right circumflex aorta develops when there is regression of the left fourth branchial arch and persistence of the left ductus arteriosus and left dorsal aorta.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.