Aberrant right subclavian artery

Case contributed by Dr Aliakbar Sahraei


Incidental finding

Patient Data

Age: 55 years
Gender: Female

CT shows an aberrant right subclavian artery. It arises on its own as the fourth branch, after the left subclavian artery. It then hooks back to reach the right side.

Case Discussion

Aberrant right subclavian arteries, also known as arteria lusoria, are the commonest of the aortic arch anomalies.

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Case information

rID: 42701
Published: 4th Feb 2016
Last edited: 14th Sep 2020
Tag: variant
Inclusion in quiz mode: Excluded

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