Among the most dangerous issues facing patients in need of replacement mechanical heart valves is aortic regurgitation —  a ...

SAN FRANCISCO, CA—Two new pilot studies addressing transcatheter valve orientation during deployment and future coronary access presented at TCT 2019 provide mixed results, with one study suggesting ...

As the valves in a heart stretch with each beat, their cells take in life-giving oxygen. But if the supply is cut off, aortic and mitral valves use different strategies to compensate, according to ...