Percutaneous Management of Recurrent Postsurgical Right Atrial Cicatricial Stenosis Causing Supratricuspid Obstruction

Postsurgical right atrial cicatricial stenosis is a rare iatrogenic complication following extensive atrial reconstruction. When located above the tricuspid valve, this fibrotic tissue may cause supratricuspid obstruction, producing symptoms and hemodynamic findings similar to tricuspid stenosis.