S1 is the first heart sound that doctors can hear using a stethoscope. The vibrations that occur when the mitral and tricuspid valves in the heart close produce the S1 sound. There are two common ...

Isolated absence of the opening click of the mitral disk-valve prosthesis was noted in six patients subsequently found to have suture disruption. Of five reoperated on, four survived.

Russell Norris receives funding from the National Institutes of Health, American Heart Association and the Leducq Foundation. Ever been to a large sporting event, such as a football or baseball game ...

Mitral valve regurgitation is a common heart valve condition in which the mitral valve cannot close properly. Cardiologists may implant mitral valve clips to help the valve close effectively. Mitral ...

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 ...

Your heart has four chambers, two on the right and two on the left. Blood flows into the right side of the heart, then to the lungs where it receives oxygen. From the lungs it flows into the left ...

In patients undergoing aortic-valve or mitral-valve replacement, either a mechanical or biologic prosthesis is used. Biologic prostheses have been increasingly favored despite limited evidence ...