aortic arch


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aortic arch

n.
1. The curved portion of the aorta between the ascending and descending portions that gives rise to the brachiocephalic trunk, the left carotid artery, and the left subclavian artery.
2. One of a series of paired arteries in a vertebrate embryo that connects the ventral arterial system to the dorsal arterial system.

aor′tic arch′



n.
one member of a series of paired curved blood vessels that arise in the embryo from the ventral aorta, pass around the pharynx through the branchial arches, and join with the dorsal aorta to form the great vessels of the head and neck.
[1900–05]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.aortic arch - the part of the aorta that arches and turns downwardaortic arch - the part of the aorta that arches and turns downward
aorta - the large trunk artery that carries blood from the left ventricle of the heart to branch arteries
References in periodicals archive ?
SUMMARY: During embryonic development, anomalies usually occur at the primordial aortic arch (AA) level.
His father Ben said: "Jacob was born with a cleft lip and submucous palate, and a right aortic arch. He is very lucky that the right aortic hasn't caused any problems but he has this checked regularly.
Pseudoaneurysms of the ascending aorta or aortic arch usually develop as a rare complication of surgery, and have a high rate of mortality when ruptured (1).
CARE McCausland The eight-week old spaniel cross puppy, needs to have an abnormality - called Persistent Right Aortic Arch - repaired so he can live a happy life.
Patients with long segmental coarctation, hypoplasia of aortic arch, patients under 10 years of age or those with a body weights <30 kg were excluded from the study.
Jennifer Chung said, aACoeWe controlled for patients' age, weight, pre-operative health, co-morbidities, and when we took all of that into consideration, going into aortic arch surgery, you're slightly less than twice as likely to die if you're a woman.aACA[yen]
Left thyroid gland's (90.3%) retrosternal extension and aortic arch spread (91.2%) were more.
The aortic sac between the fourth and sixth aortic arch arteries was degenerated.
For angiographic evaluation, all patients underwent four vessel angiographies including the aortic arch, VA, and carotid artery.
This disease is also referred as pulseless disease, aortic arch syndrome, young female arteritis, and idiopathic aortitis.
Most injuries were reported to have occurred in the transverse aortic arch (58% in the distal ascending aorta).
A 2D echo revealed moderate PAH, dextrocardia with normal EF with right-sided aortic arch. PFT revealed moderate obstruction with reversibility and there is no impairment of functional status as assessed by 6 MWT.