
The aortic valve is the valve that allows blood out of the heart into the aorta, but not back. As people get older it’s not uncommon for the aortic valve to accumulate calcium deposits, stiffen, and not open as widely. This condition is called aortic stenosis. As the aortic valve narrows, it impairs the blood flow through it. Patients can develop heart failure, lightheadedness, chest pain, and fainting. There are no effective medications for aortic stenosis. Until several years ago the only ...
More