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aortic arch
(redirected from aortic arch anomalies)

   Also found in: Medical, Encyclopedia, Wikipedia 0.02 sec.
aortic arch
n.
One of a series of paired arteries in a vertebrate embryo that connects the ventral arterial system to the dorsal arterial system.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.aortic archaortic 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


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The two most common aortic arch anomalies that cause airway compression are (1) a double aortic arch and (2) a right aortic arch with an aberrant left subclavian artery and left ligamentum arteriosum.
Aortic arch anomalies are the result of abnormal embryologic development with patency of a vascular segment that should have normally regressed.
 
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