Infant with choking with feeding

Surgical image through a thoracotomy incision (left) shows blue vessel loop around an aberrant left subclavian artery arising from a Kommerell diverticulum. Black suture loop is around a patent ductus arteriosus that was noted to extend from the Kommerell diverticulum and completed a vascular ring which was compressing the esophagus posterior to it. Surgical image (right) with the patent ductus arteriosus mobilized off the esophagus which is between the tips of the hemostat show the esophagus now resorting to its normal caliber.

The diagnosis was right aortic arch with aberrant left subclavian artery and patent ductus arteriosus forming a complete vascular ring.