Tag Archives: mitral valve insufficiency

Introduction Timely corrective surgery for severe mitral regurgitation (MR) reduces the risk of limiting symptoms and irreversible left ventricular dysfunction.1,2 Left untreated, severe MR carries a poor prognosis. In asymptomatic patients, the estimated five-year rates of death from any cause, death from cardiac causes and adverse cardiac events (death, heart failure or new atrial fibrillation), are 22%, 14% and 33%, respectively.2 The prognosis for symptomatic patients is significantly worse, and further adversely affected by older age and comorbidities, including atrial fibrillation, pulmonary hypertension, left atrial dilatation, and re