Extra heart sound is often the first and only manifestation of mitral valve prolapse.
What does Mitral valve prolapse mean?
- It is a disorder when the mitral valve flaps, which operate as a valve between the upper and lower chambers, do not close smoothly during contraction but instead have a tendency to prolapse upward into the left atrium.
- An additional heart sound, known as a mitral click, is frequently found during a physical examination of the heart and is the first and only indication of mitral valve prolapse.
- Other signs of mitral valve prolapse include fatigue, lightheadedness, and syncope.
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