Transcatheter Aortic Valve Replacement (TAVR): Replacing the aortic valve without rib cracking

The aortic valve allows blood to be pumped out of the heart to the rest of the body. With aging, the aortic valve may become narrowed (aortic valve stenosis [AS]). When the valve narrowing becomes severe, patients develop breathlessness, fainting spells and chest discomfort. Left untreated, the death rate is high, with up to 50% […]

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