Kommerell diverticulum (right aberrant subclavian artery)

Case contributed by Dr Maxime St-Amant

Presentation

F/up.

Patient Data

Age: 65
CT

Known lung cancer.

Left-sided aortic arch. Aberrent right subclavian artery which is proximally ectatic associated with a Kommerell's diverticulum.

Lung cancer is seen involving the left inferior lobe (lung window not shown), with associated mediastinal lymphadenopathy. Accessorily, a small hiatal herniation is seen.

Case Discussion

Although mainly described with right-sided aortic arch and aberrant left subclavian artery, Kommerell diverticulum is also used to describe the outpoutching at the origin of an aberrant right subclavian artery (left-sided aortic arch).

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Case information

rID: 20868
Case created: 18th Dec 2012
Last edited: 9th Dec 2017
Systems: Vascular, Chest
Inclusion in quiz mode: Included

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