The 8-year data may hold value for TAVI—the newest Sapien valve uses the same tissue—but many other variables differ.

Aortic dissection is a life-threatening medical condition in which a tear occurs in the major artery (aorta) that carries ...

[5] In these instances the calcium deposits are thought to alter the structure and motion of the valve leaflets and thus prevent the normal opening of the aortic cusps. The cause of this ...

self-expanding Evolut transcatheter aortic valve replacement (TAVR) had similar rates of death or disabling stroke at five years compared with those whose valves were replaced through standard open ...

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Ultrasound location of ground-glass opacity during thoracoscopic surgery.