DAVID MONTGOMERY: Aortic stenosis is a tightening of one of the four major valves of the heart. The aortic valve is particularly important because the aortic valve is the gateway to the rest of ...

Get Instant Summarized Text (Gist) A new transcatheter valve, the Trilogy system, has demonstrated safety and efficacy in treating aortic regurgitation, with a one-year mortality rate of 8.1% ...