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. 2023 Dec 21;15(12):e50899. doi: 10.7759/cureus.50899

Figure 4. Right aortic arch with aberrant left subclavian artery and left-sided patent ductus arteriosus.

Figure 4

(A) The first branch (LCCA) courses leftwards but does not bifurcate. (B) The right descending aorta (Desc Ao) is posterior to the right lower pulmonary vein (RLPV) on the right side of the vertebral body (VB). (C) A tiny left-sided patent ductus arteriosus (PDA) completes the vascular ring.

Ao Arch: aortic arch; LCCA: left common carotid artery; LLPV: left lower pulmonary vein; LPA: left pulmonary artery.