Mitral valve prolapse, also known as click-murmur syndrome, Barlow's syndrome, balloon mitral valve, or floppy valve syndrome, is the bulging of one or both of the mitral valve flaps (leaflets) into ...

Heart valves keep blood flowing in the right direction between the heart's four chambers. If a valve, such as the aortic or mitral valve, is diseased or faulty, it may require repair or, sometimes, ...