Bacteremia of unknown source
is a topic covered in the Guide to Diagnostic Tests
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Bacteremia of unknown source
Neonate (<4 days): Group B streptococcus (GPC), E. coli (GNR), klebsiella (GNR), enterobacter (GNR), S. aureus (GPC), coagulase-negative staphylococci (GPC), Candida sp.
Neonate (>5 days): Add H. influenzae (GNCB).
Child (nonimmunocompromised): S. pneumoniae (GPDC), N. meningitidis (GNDC), S. aureus (GPC), enterococci (GPC).
Adult (IV drug use): S. aureus or viridans streptococci (GPC in chains), enterococci (GPC).
Adult (catheter-related, “line” sepsis): coagulase-negative staphylococci (30%), S. aureus (12%) , Candida sp. (11%), enterococci (9%), other streptococci (9%), Klebsiella pneumoniae (9%), Enterobacter sp. (4%), Serratia sp. (4%), Pseudomonas sp. (4%), Acinetobacter baumanii (1–4%), Corynebacterium jeikeium (1%), other yeast (1%).
Adult (splenectomized): S. pneumoniae, H. influenzae, N. meningitidis.
Neutropenia (<500 PMN/mcL): Enterobacteriaceae, Pseudomonas sp., S. aureus, coagulase-negative staphylococci, viridans streptococci (GPC in chains).
Immunocompromised: Bartonella sp. (GNR), Mycobacterium avium/intracellulare (AFB).
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McPhee, Stephen J., et al. "Bacteremia of Unknown Source." Guide to Diagnostic Tests, 7th ed., McGraw-Hill Education, 2017. Emergency Central, emergency.unboundmedicine.com/emergency/view/GDT/619341/all/Bacteremia_of_unknown_source.
McPhee SJ, Lu CM, Nicoll D. Bacteremia of unknown source. Guide to Diagnostic Tests. 7th ed. McGraw-Hill Education; 2017. https://emergency.unboundmedicine.com/emergency/view/GDT/619341/all/Bacteremia_of_unknown_source. Accessed October 16, 2019.
McPhee, S. J., Lu, C. M., & Nicoll, D. (2017). Bacteremia of unknown source. In Guide to Diagnostic Tests. Available from https://emergency.unboundmedicine.com/emergency/view/GDT/619341/all/Bacteremia_of_unknown_source
McPhee SJ, Lu CM, Nicoll D. Bacteremia of Unknown Source [Internet]. In: Guide to Diagnostic Tests. McGraw-Hill Education; 2017. [cited 2019 October 16]. Available from: https://emergency.unboundmedicine.com/emergency/view/GDT/619341/all/Bacteremia_of_unknown_source.
TY - ELEC
T1 - Bacteremia of unknown source
ID - 619341
A1 - McPhee,Stephen J,
AU - Lu,Chuanyi Mark,
AU - Nicoll,Diana,
BT - Guide to Diagnostic Tests
UR - https://emergency.unboundmedicine.com/emergency/view/GDT/619341/all/Bacteremia_of_unknown_source
PB - McGraw-Hill Education
ET - 7
DB - Emergency Central
DP - Unbound Medicine