Mitral valve regurgitation is a heart condition that occurs when the mitral valve does not close properly, allowing blood to flow backward into the left atrium. Symptoms do not always occur. When they ...

Mitral regurgitation (MR) is backward leakage of blood from the heart’s left ventricle to the left atrium. Tricuspid regurgitation (TR) is backward leakage of blood from the right ventricle to the ...

What Is Mitral Valve Regurgitation? When your heart pumps blood, it’s supposed to follow a specific path in one direction. But sometimes, it goes the wrong way. Mitral valve regurgitation is when your ...

The mitral valve allows blood to flow from the left atrium of the heart into the left ventricle. Mitral regurgitation occurs when the mitral valve leaks blood back into the left atrium. A person’s ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

The normal mitral valve permits unrestricted antegrade diastolic flow from the left atrium to the left ventricle (LV) and effectively seals off the atrium from the ventricle during LV systole, ...

Mitral valve prolapse is a common cause of a heart murmur caused by a "leaky" heart valve. Most cases of mitral valve prolapse are not serious and only need to be monitored. Mitral valve prolapse is ...

Doctors classify mitral valve regurgitation into four progressive stages. Symptoms typically don’t appear until the final stages but monitoring and treatment in earlier stages may help slow ...

Which of these can increase the intensity of the murmur of mitral valve regurgitation? Which of the following right heart catheterization findings would be consistent with papillary muscle rupture ...