Escherichia coli O157, Culture
Test Code: 8631
CPT Code(s): 87046
Clinical Significance: Escherichia coli O157, Culture - Infection by shiga toxin producing Escherichia coli (STEC) can cause self-limiting diarrhea to hemolytic uremic syndrome (HUS). Serotype O157:H7, the most frequently isolated, has been isolated in large food outbreaks and sporadic cases.
Antibiotic susceptibilities are only performed when appropriate (CPT code(s): 87186).
Methodology: Culture and Serologic Confirmation
Reference Range(s): See individual tests
Alternative Name(s): E. coli, Escherichia coli Shiga Toxins, EIA, Stool
Supply: #F02 - Para-Pak® C&S with Cary-Blair Transport Medium
Collection: Collect in clean, dry container and then transfer a minimum of 1 gram or 1 mL into a Cary-Blair stool culture transport medium. Fluid level should reach line on vial.
Minimum volume: 1 gram stool collected in a modified Cary-Blair transport medium
Transport container: Cary-Blair stool culture transport medium
Transport temperature: Room temperature
- Room temperature: 4 days
- Refrigerated: 4 days
- Frozen: unacceptable
- Unpreserved at any temperature
- Frozen specimens
- Expired transport medium
- Specimen in diaper
- Parasitology transport vial
For additional supply or collection information, please contact DLO's Customer Service at (800) 891-2917, option 2.