Assertion: mitral valve prolapse's symptom | /r/HasProperty | significant
Facets:
Source sentences:
text: About 15 percent of people with mitral valve prolapse may experience symptoms of valve leakage that are significant enough to require careful evaluation of the mitral valve and consideration of valve surgery.
text: Rarely, if there is significant valve leak (mitral regurgitation), symptoms may include fatigue, shortness of breath, cough, or exercise intolerance.