Multiple disease processes can affect the complex mitral valve apparatus. Known causes of primary and secondary mitral regurgitation are listed below. Primary mitral regurgitation results from ...

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.

All were considered to have rheumatic valvular disease except for 1 patient with mitral regurgitation secondary to ruptured chordae tendinae. Aortic-valve disease severe enough to require ...

Functional mitral valve regurgitation occurs when the left atrium or left ventricle dilates, causing the mitral valve annulus to also dilate and prevent the mitral valve leaflets from properly ...

There are two broad categories of mitral regurgitation: primary, when the valve itself is the problem; and secondary, when the valves can’t close because of another issue. These groups of ...

for treating moderate or severe mitral regurgitation (MR). In MR, blood flows backwards through the mitral valve into the ...