In patients who undergo TAVI almost half have MR grade ≥ 2 prior to the procedure.
Concomitant MR in TAVI patients is associated with reduced two-year survival.
TAVI results in improvement of NYHA class in patients with MR grade ≥ 2 at baseline.
Improvement of MR after TAVI was associated with absence of atrial fibrillation.
Worsening of MR after TAVI was associated with aortic regurgitation after TAVI.