Aberrant right subclavian artery

Case contributed by Dr Bruno Di Muzio

Presentation

CT angiography of the cervical vessels to assess carotid stenosis.

Patient Data

Age: 75 years
Gender: Female

CTA Neck

CT

Right subclavian artery in aberrant path emerging as the fourth and last aortic arch branch and crossing to the right side via a retroesophageal way. Presence of vascular stent in its proximal segment.

Case Discussion

An aberrant right subclavian artery is the most common of the aortic arch anomalies.

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