Overview
Mitral valve regurgitation (MR) is a condition characterized by the backward flow of blood through the mitral valve during systole, leading to reduced cardiac efficiency and potential heart failure 1.Diagnosis
Clinical evaluation including history and physical examination for signs of heart failure or dyspnea 1.
Echocardiography is essential for quantifying the degree of regurgitation and assessing valve morphology 1.
Grading typically follows the American Heart Association/American College of Cardiology guidelines: mild, moderate, severe 1.Management
Medical Management: Focus on managing underlying causes and symptoms; includes diuretics, ACE inhibitors/ARBs for heart failure prevention 1.
Surgical Intervention: Indicated for severe MR unresponsive to medical therapy, valve repair or replacement may be necessary 1.Special Populations
Comorbidities: Varicose veins (VV) are associated with an increased risk of MR, suggesting a potential need for closer monitoring in patients with VV 1.Key Recommendations
Patients with varicose veins should be monitored for signs of mitral valve regurgitation due to the associated increased risk 1 (Evidence: Moderate).
Echocardiography is crucial for diagnosing and grading mitral valve regurgitation 1 (Evidence: Moderate).
Severe mitral valve regurgitation often requires surgical intervention, including valve repair or replacement 1 (Evidence: Moderate).References
1 Lee ML, Chou WY, Kao YW, Chen MC, Shia BC, Lee PS et al.. Varicose veins are associated with an increased risk of mitral valve regurgitation: a nationwide population-based cohort study. International angiology : a journal of the International Union of Angiology 2023. link