The proximal part of the aberrant left subclavian artery represents the distal remnant of the left aortic arch and is typically referred to as the diverticulum of Kommerell.Ĭontent for EchocardiogramContent for Computerized Axial Tomography Your browser does not support the video tag. The ductus arteriosus completes the vascular ring. Note the left arterial extending from the left subclavian artery to the pulmonary trunk, encircling the trachea (yellow star) and esophagus (red star). Right aortic arch with mirror image branching of the aortic vessels. (LI)Theaortic archindents theright sideofthe trachea (arrow). (E)Right aortic arch with mirror-image branching of the brachiocephalic vessels and a left-sided ductus from the descending aorta to the left pulmonary artery (. 7.Four year oldchild with tetralogy ofFallot, right aortic arch and mirror-image branching ofthe arch vessels. 2.RIGHT AORTIC ARCH WITH MIRROR-IMAGE BRANCHING OF THE ARCH VESSELS FIG. This superior view of the arterial trunks in this heart with concordant ventriculo-arterial connections demonstrates a right aortic arch with mirror image branching of the brachiocephalic arteries and distal origin of the left subclavian artery. 6.I)evelopment ofright aortic archwith mirror-image branching the vessels. right aortic archwith mirror-image branch-ingofthe majorarteries, and theposterior orright arch with anaberrant left sub-clavian artery. DA ¼ descending aorta LCA ¼ left carotid artery LIA ¼ left innominant artery LPA ¼ left pulmonary artery LSA ¼ left. Right aortic arch with mirror- image branching of the major arteries and right arch with isolation of the left sub- clavian artery are frequently associated. IPCCC Definition A congenital cardiovascular malformation in which continuity of the left aortic arch, pulmonary trunk and right arterial duct (or ligament) encircles the trachea and esophagus. A right aortic arch is an uncommon congenital anomaly of the aorta with an estimated incidence of 0.1 1. The anatomy of the right aortic arch with mirror-image branching. IPCCC Term VASCULAR RING: RIGHT AORTIC ARCH AND LEFT ARTERIAL DUCT OR LIGAMENT
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