Anterior superior aortic recess

Last revised by Joachim Feger on 22 Jun 2024

The anterior superior aortic recess is one of the variable invaginations of the superior aortic recess and is located anterior to the ascending aorta (mostly towards the left) 1-4. It can sometimes include aortopulmonary window region 1.

Clinical importance

It may occasionally mimic mediastinal lymphadenopathy or a foregut duplication cyst 2,3.

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