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New Guidelines Issued for Valvular Heart Disease
The American Heart Association and the American College of Cardiology have released new practice guidelines for the medical, surgical, and postoperative management of patients with valvular heart disease (VHD).Among its notable features, the document includes a new system of classification:

Stage A: people with risk factors that place them at risk for VHD;     

Stage B: people with asymptomatic but progressive, mild-to-moderate VHD;

Stage C: people with asymptomatic but severe VHD.

Stage D: people with severe VHD who have developed symptoms. Journal Watch