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 ...

Q. I have a leaky heart valve that may need surgery down the road. Can you tell me about heart-valve surgery in one of your columns? A. First, let’s explain briefly how the heart works. There are four ...

Aortic valve disease is a condition that occurs when your aorta (the main artery of your body) and left ventricle (the lower left chamber of your heart) malfunction. The aortic valve determines how ...

Tricuspid regurgitation develops when the tricuspid valve between the right atrium and right ventricle does not close properly. The tricuspid valve controls the blood flow from the right atrium to the ...