Descending thoracic aorta to left pulmonary artery fistula after stent implantation for acquired left pulmonary artery stenosis.

This is a case report of a Fontan patient with previous Potts anastomosis who underwent stent implantation for left pulmonary artery stenosis. At follow-up the patient developed a fistula between the descending thoracic aorta and the left pulmonary artery at the site of the stent. This represents a late complication of stent placement.