5,421
edits
(Created page with "'''Mitral regurgitation''' (MR) refers to when the mitral valve closes incompletely during systole, causing blood to flow back from the left ventricle into the left atrium. It’s a common valvular heart disease. MR can be primary, due to direct involvement of the valve itself or the chorda tendinae, or secondary, due to changes in the dimensions of the left ventricle, making it impossible for the anatomically normal mitral valve to close properly. It can also be ei...") |
(No difference)
|