Descending aorta

The descending aorta is the continuation of the aortic arch in the posterior mediastinum.

Gross anatomy

The descending aorta commences at the level of the fourth thoracic vertebra body in the plane of Ludwig as the continuation of the aortic arch. It continues as the abdominal aorta at the aortic diaphragmatic hiatus at the level of the twelfth thoracic vertebra 1.



  • TBA
Thoracic anatomy
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Article information

rID: 17825
System: Vascular
Section: Anatomy
Synonyms or Alternate Spellings:
  • Descending thoracic aorta

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