aortic arch

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  • noun

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the part of the aorta that arches and turns downward

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Usually, three large arteries arise from the arch of the aorta: the brachiocephalic trunk (divided into the right common carotid artery and the right subclavian artery), the left common carotid artery, and the left subclavian artery [2] (Figure 1).
A diagnosis of SSS was made and patient was treated with a gortex graft from the arch of the aorta to the second portion of the left subclavian artery.
3 and 4) showed a large mycotic aneurysm arising off the arch of the aorta, distal to the left subclavian artery.
An intrathoracic goiter on the right side which is anterior or anterolateral to the trachea originally enters the mediastinum via the visceral compartment, but once within the thorax, the lower aspect of the mass may pass in front of the ascending arch of the aorta into the anterior mediastinum.