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- 2018
Sinus of Valsalva Aneurysm and Infective Endocarditis Involving a Bicuspid Aortic Valve in an Infant With Trisomy 21Keywords: Forensic pathology,Sinus of Valsalva aneurysm,Bicuspid aortic valve,Infective endocarditis,Congenital heart defect,Trisomy 21 Abstract: A 19-month-old girl with trisomy 21 and a congenitally bicuspid aortic valve died following a short febrile illness. Autopsy disclosed pericarditis, epimyocardial abscess, infective endocarditis, and a sinus of Valsalva aneurysm. Microscopy demonstrated continuity between the aortic wall and valve leaflet, consistent with an acquired aneurysm. Abnormal hemodynamics associated with the valve malformation likely facilitated endocarditis
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