Prolonged Incubation and Extensive Subculturing Do Not Increase Recovery of Clinically Significant Microorganisms from Standard Automated Blood Cultures
Author(s) -
E. J. Baron,
John D. Scott,
Lucy S. Tompkins
Publication year - 2005
Publication title -
clinical infectious diseases
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.44
H-Index - 336
eISSN - 1537-6591
pISSN - 1058-4838
DOI - 10.1086/497595
Subject(s) - fastidious organism , incubation period , incubation , medicine , eikenella corrodens , haemophilus , microbiology and biotechnology , actinobacillus , blood culture , haemophilus parainfluenzae , bacteria , biology , antibiotics , biochemistry , genetics , periodontitis
An extensive blood culture protocol, including prolonged incubation of cultures, for 215 patients believed to have had endocarditis yielded only 3 clinically relevant results. Twenty-four Haemophilus, Actinobacillus, Cardiobacterium, Eikenella, and Kingella (i.e., HACEK) organisms were recovered from standard 5-day blood cultures during the same time period. Specialized methods and not extended incubation times are recommended for recovery of fastidious agents of septicemia.
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