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СпутникиРНSpaceXРоскосмосNASAA patient's persistent fever, fatigue, dyspnea, altered mental status, new aortic valve insufficiency and thromboembolic events raised concern for fungal endocarditis after valve surgery.
A 63-year-old man with a recent history of thoracic aortic aneurysm repair and bioprosthetic aortic valve replacement developed persistent fever, fatigue, dyspnea, altered mental status and new aortic valve insufficiency approximately 2 months after surgery. Imaging revealed an intraluminal ascending aortic mass concerning thrombus or vegetation, prompting high-risk reoperation.
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Answer Explanation
A culture of the resected graft-associated tissue later identified a dematiaceous mold, Exserohilum rostratum. It is an environmentally ubiquitous organism and a rare cause of invasive cardiovascular infection.
Sintayehu G. Birhanu, SM(ASCP)CM, MLS(ASCPi)CM, Team Lead, Microbiology, Mayo Clinic Arizona.
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