Mitral Valve Insufficiency |
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| Mitral Insufficiency; Mitral Valve Regurgitation; Incompetence, Mitral; Incompetence, Mitral Valve; Insufficiency, Mitral; Insufficiency, Mitral Valve; Regurgitation, Mitral; Regurgitation, Mitral Valve; Valve Incompetence, Mitral | |
| Backflow of blood from the left ventricle into the left atrium, owing to imperfect functioning of the mitral valve. | |