Heart valve disease is the term used for a number of conditions that
affect the four valves of the heart.
A heart valve disease happens when any of the heart's valves either cannot open well
enough to let blood flow through (stenosis) or cannot close well enough to
prevent backflow of the blood (regurgitation). Heart valve disease can affect
any of the four valves in different ways, including a combination of stenosis
ByHealthwise Staff Primary Medical ReviewerRakesh K. Pai, MD, FACC - Cardiology, Electrophysiology Martin J. Gabica, MD - Family Medicine Specialist Medical ReviewerJohn A. McPherson, MD, FACC, FSCAI - Cardiology