Aortic stenosis (AS), the narrowing of the aortic valve in the heart which causes restricted blood flow, is one of the most common and serious valve disease problems. For patients with one type of AS - low flow - transcatheter ...
Jun 15, 2016
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Patients with a combination of left ventricular dysfunction and low aortic valve gradient, or reduced force of blood flow through the aortic valve, have higher mortality rates and a greater risk of recurrent heart failure ...
May 16, 2016
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When replacing a defective aortic valve with a new one, restoring function is the first priority. However, variables such as durability, length of surgery, duration of heart stoppage, size of the surgical incision, postoperative ...
May 16, 2016
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Aortic stenosis (AS), the narrowing of the aortic valve opening which restricts blood flow to the aorta, afflicts nearly 1.5 million people in the United States, with approximately 500,000 of them suffering severe aortic ...
Apr 4, 2016
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Intermediate-risk patients with severe aortic stenosis who receive minimally invasive transcatheter aortic valve replacement, known as TAVR, have similar rates of death and disabling strokes after two years compared with ...
Apr 4, 2016
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Nearly 1.5 million Americans have aortic stenosis (AS), the narrowing of the aortic valve opening which restricts blood flow to the aorta. Historically, patients have been treated with open-heart surgery, although recent ...
Apr 4, 2016
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Four years after its approval in the United States, transcatheter aortic valve replacement (TAVR) continues to evolve and demonstrate positive outcomes for patients with aortic stenosis, a common heart problem, according ...
Nov 30, 2015
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There is a debate about when the first successful open-heart surgery was performed in the United States. Some believe it was 122 years ago in Chicago when surgeon Daniel Hale Williams performed the momentous medical advancement. ...
Oct 28, 2015
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Penn Medicine has performed more than 1,200 Transcatheter Aortic Valve Replacements (TAVR) on patients with severe aortic stenosis. Today, at the Transcatheter Cardiac Therapeutics conference in San Francisco, Howard C. Herrmann, ...
Oct 15, 2015
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Heart valve replacements made from tissue (bioprosthetic valves) have long been thought to be spared the complication of blood clot formation. Researchers have now found that about 15 percent of all bioprosthetic aortic heart ...
Oct 5, 2015
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