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Signs and Symptoms

In patients with mitral regurgitation, the lungs become congested with fluid. As fluid accumulates in the lungs, it interferes with the absorption of oxygen from the lungs into the bloodstream. This leads to shortness of breath. Some patients feel short of breath when they exercise or exert themselves. Some patients feel short of breath when they lie down at night. They may need to sleep with their heads elevated to avoid waking up in the middle of the night feeling sh...Read the full article