Durability of bovine pericardial mitral bioprosthesis based on Heart Valve Collaboratory echocardiographic criteria.

Objective: This study evaluated the very long-term results of the Carpentier-Edwards pericardial bioprosthesis in the mitral position, with particular attention to structural valve deterioration based on echocardiographic criteria.

Methods: From 1984 to 2016, 648 patients (mean age 68.8 years; 53.