Aortic arch anomaly | Gamuts.net

Aortic arch anomaly

Right-sided aortic arch is a rare anatomical variant in which the aortic arch is on the right side rather than on the left. During normal embryonic development, the aortic arch is formed by the left fourth aortic arch and the left dorsal aorta. [Source: Wikipedia ]

May Cause

Enhancing mediastinal mass

Superior mediastinal mass

Wide superior mediastinum in an infant or child

May Be Caused by

Common: Coarctation of aorta; Double aortic arch; Left aortic arch with aberrant right subclavian artery; Pseudocoarctation of aorta; Right anterior aortic arch; Right posterior aortic arch
Uncommon: Anomalous innominate artery; Anomalous left common carotid artery; Aortic arch anomaly - peculiar facies - intellectual deficit; Cervical aortic arch; Innominate artery compression syndrome; Left aortic arch with right ductus and right descending aorta; Pulmonary sling; Right aortic arch with left descending aorta; Right aortic arch with right descending aorta and aberrant left subclavian artery