Diseased heart valve replaced through small chest incision

Wednesday, February 11, 2009 - 04:35 in Health & Medicine

When 91-year-old Irvin Lafferty was diagnosed with severe blockage of his heart valve - hardening that is formally known as aortic valve stenosis - open-heart surgery was out of the question. He'd already survived quadruple bypass while in his 50s, and having lived almost a century, Lafferty wasn't a good candidate for heart surgery for many reasons. His local cardiologist referred him to surgical and interventional specialists at Chicago's Bluhm Cardiovascular Institute of Northwestern Memorial Hospital...

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