Lab
Stool Culture
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Stool Culture
Indications
Replaced by
Enteric Pathogens Nucleic Acid Test Panels
Older indications
Toxic appearance
Prolonged
Diarrhea
>4-7 days
Blood or pus in stool (or other signs of
Inflammatory Diarrhea
)
Immunocompromised
patients
Very young or very old patients
Efficacy
Test Sensitivity
: 5% at best for
Bacteria
l cause identification
Replaced by
Enteric Pathogens Nucleic Acid Test Panels
Components
Bacteria
typically included in test (SSCE)
Salmonella
Shigella
Campylobacter
Escherichia coli
0157:H7 (
STEC
: Shiga Toxin E coli)
Shiga Toxin (if bloody stool)
Avoid antimicrobial agents
Disadvantages
Very expensive
Low
Test Sensitivity
(see above)
Typically does not alter management (most
Diarrhea
is not treated with antibiotics)
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