Abstract
Mycobacterium spp. are a rare cause of endocarditis. Herein, we describe a case of Mycobacterium mageritense prosthetic valve endocarditis. This organism produced an unusual brown pigment on solid media. Cultures of valve tissue for acid-fast bacilli might be considered in some cases of apparently culture-negative prosthetic valve endocarditis.
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MeSH terms
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Agar
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Bacteriological Techniques
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Culture Media / chemistry
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Endocarditis / complications
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Endocarditis / diagnosis*
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Endocarditis / microbiology
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Endocarditis / pathology
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Female
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Humans
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Microscopy
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Middle Aged
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Mycobacterium / isolation & purification*
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Mycobacterium Infections, Nontuberculous / diagnosis*
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Mycobacterium Infections, Nontuberculous / microbiology
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Mycobacterium Infections, Nontuberculous / pathology
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Pigments, Biological / metabolism
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Prosthesis-Related Infections / complications
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Prosthesis-Related Infections / diagnosis*
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Prosthesis-Related Infections / microbiology
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Prosthesis-Related Infections / pathology
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Sepsis / diagnosis*
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Sepsis / microbiology
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Sepsis / pathology
Substances
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Culture Media
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Pigments, Biological
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Agar