Aberrant right subclavian artery with background large vessel vasculitis (Takayasu arteritis)

Case contributed by Dr Ashok Kumar

Presentation

Bilateral upper limb claudication.

Patient Data

Age: 40 years
Gender: Female
MRI

Study the following MR angiographic images and attempt the following questions

Aberrant right subclavian artery

Case Discussion

Instead of being the first branch, the right subclavian artery arises on its own as the fourth branch, after the left subclavian artery. It then hooks back posterior to oesophagus to reach the right side.

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Case information

rID: 21423
Case created: 22nd Jan 2013
Last edited: 24th Jul 2017
Systems: Vascular, Chest
Inclusion in quiz mode: Included

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