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Illustration - Diaphragm

Aortic hiatus

Aortic hiatus


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Other Terms:
Aortic aperture, Aortic hiatus of diaphragm, Hiatus aorticus, Hiatus aortique

The aortic hiatus is the passageway for the aorta between the posterior margin of the diaphragm and the vertebral column behind the median arcuate ligament. This is transition point from the thoracic aorta to the abdominal aorta.
Hiatus aorticus
Hiatus aortique

Structural Label Key