On (b)(6) 2007, an aortic valve replacement (avr) was performed and this 19mm regent mechanical heart valve was implanted in the supra annular position using non-everting mattress sutures with pledgets.Reportedly, no significant calcification was observed at the patient's native aortic annulus and annular enlargement procedure was not required.On an unknown date, aortic regurgitation (ar) was confirmed.On (b)(6) 2018, re-do avr was performed for the treatment of perivalvular leakage (pvl).Per surgeon, reported pvl was due to disruption of the patient's native aortic annulus caused by infective endocarditis.The 19mm regent heart valve was explanted and observed with no anomalies such as adhesion of the leaflets or within the pivot guards.Per user, tissue removal and patch annuloplasty were not required for the infected site and a 19mm trifecta gt valve was implanted.The procedure was completed uneventfully and the patient was reported to be in stable condition postoperatively.
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