Related Structures
The ligamentum arteriosum connects the commencement of the left pulmonary artery to the aortic arch. The blood bypasses the lungs through the ductus arteriosus during embryonic circulation. This becomes the ligamentum arteriosum postnatal as pulmonary circulation begins.
The aortic knob is the prominent shadow of the aortic arch on a frontal chest radiograph.
Aortopexy is a surgical procedure in which the aortic arch is fixed to the sternum in order to keep the trachea open.
Read more about this topic: Aortic Arch
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