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Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
Valve-sparing aortic root replacement and tricuspidization in a patient with an asymmetric bicuspid aortic valve
Igor E Konstantinov1, Pankaj Saxena
1Department of Cardiothoracic Surgery, Sir Charles Gairdner Hospital, and School of Surgery, University of Western Australia, Perth 6009, Australia. konstantinov.igor@alumni.mayo.edu
Abstract:
Aortic valve replacement is the standard surgical procedure for severe aortic regurgitation. Due to advances over the past decade, there have been substantial improvements in aortic root graft design, in aortic valve repair techniques, and in the understanding of valvular function in the remodeled aortic root. Herein, we describe the case of a dyspneic patient with an asymmetric bicuspid aortic valve who underwent valve-sparing aortic root replacement and tricuspidization. The patient subsequently resumed strenuous physical activity and was asymptomatic 2 years after the operation.
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The AV valves prevent the backflow of blood from the ventricles to the atria during ventricular contraction. These valves function with the assistance of the chordae tendineae and papillary muscles. When the ventricles are relaxed, the chordae tendineae are slack, allowing blood to flow from the atria into the...
