Pulmonary artery stenosis 5 years after single lung transplantation in primary pulmonary hypertension.

This is a case report about a 56-year-old female patient with primary pulmonary hypertension who underwent single, right lung transplantation. Five years postoperatively she developed signs of right heart failure. History and physical examination suggested pulmonary artery stenosis. Diagnosis was confirmed by pulmonary angiography. Percutaneous placement of a balloon expandable stent normalized pulmonary artery pressure.