physiologic mitral regurgitationmitral tricuspid regurgitationsecondary mitral regurgitationfunctional mitral regurgitationeccentric mitral regurgitationsevere mitral regurgitationmoderate mitral regurgitationrheumatic mitral regurgitationtrivial mitral regurgitationprimary mitral regurgitationchronic mitral regurgitationmitral and aortic regurgitation
