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Open it physiology of chronic mitral regurg
-A state of left ventricular and left atrial volume overload
-Left ventricular systolic function may remain normal for years until fibrosis and progressive dilation herald a decline in <span>ejection fraction
-The low-pressure left atrial “outlet” is a form of afterload reduction - and may mask clinical deterioration
---Left ventricular ejection fraction may be normal despite impaired co