Right side aortic arch

Case contributed by Khalid Alhusseiny

Presentation

Chest pain and cough.

Patient Data

Age: 30 years.
Gender: Female

The aortic knuckle is seen on the right side. The cardiac shadow is not enlarged.

The lung fields and costophrenic angles are clear. No pneumothorax or mediastinal shift.

The thoracic bony skeleton is unremarkable.

Case Discussion

Right sided aortic arch is an anatomical variant seen on frontal chest X-ray as a right paratracheal mass with absent normal left sided aortic knuckle. It is usually associated with mirror image branching or an aberrant left subclavian artery.

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.