A rare configuration of a complete vascular ring with the ductus arteriosus arising from the aberrant subclavian artery

A 2-year-old child, who presented to the emergency room with breathing difficulty, dysphagia and failure to thrive, underwent a cardiac CT angiography (CTA) to look for presence of any vascular ring. Review of CTA images showed situs solitus, levocardia and a left-sided aortic arch. A Kommerell’s