Test Overview
Test Methodology

Conventional culture

Reference Range *

No growth of Yersinia species

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

Specimen must arrive within 96 hours of collection.

Test Details
Days Set Up
Monday - Friday
Analytic Time

27 - 30 days

Soft Order Code
MMLR
Laboratory
Sendout
Reference Laboratory
Mayo YERSC
Section
Special Testing
Specimen Requirements
Collection Instructions

Patient Preparation: Patient should not use barium or bismuth for 7 to 10 days before specimen collection
Container/Tube: Commercially available transport system specific for recovery of enteric pathogens from fecal specimens (15 mL of non-nutritive transport medium containing phenol red as a pH indicator, either Cary-Blair or Para-Pak C and S)
Collection Instructions:
1. Collect fresh feces and submit 1 gram or 5 mL in container with transport medium.
2. Place feces in preservative within 2 hours of collection.
3. Place vial in a sealed plastic bag.
4. Send to Specimen Processing ambient

Special Handling

Specimen must arrive within 96 hours of collection. If susceptibility testing is needed, also order ZMMLS / Antimicrobial Susceptibility, Aerobic Bacteria, Varies. If susceptibility testing is not needed (eg, due to lack of recovery of Yersinia species from feces), it will not be performed and the ZMMLS order will be canceled at time of report.

Normal Volume
1 gram or 5 mL fresh stool
Minimum Volume
1 gram or 1 mL fresh stool
Storage Temperature
Ambient preferred, refrigerated acceptable
Additional Information

Test performed by Mayo Clinic Labs

Billing
CPT Code
87046, 87077, 87153, 87077x2 in needed