Managing mitral valve disease: Progress and promise
Severe mitral valve disease happens when the mitral valve can’t close properly, causing blood to flow backward during heartbeats. Common symptoms include breathlessness, fatigue, cough, and swollen feet or ankles. Most cases are treated with open-heart or minimally invasive surgery. But a catheter-based device called MitraClip can repair some faulty valves. And a number of other devices—including some that can replace the entire valve—are under development.
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