Predictors of recurrent MR after valve repair – Cardiology MCQ

Predictors of recurrent mitral regurgitation after valve repair include all of the following except:
a) Longer duration of cardiopulmonary bypass time
b) Isolated prolapse of anterior mitral leaflet
c) Severe myxomatous degeneration of the valve
d) Mitral annuloplasty
Please see the YouTube video above for the discussion