Days Set Up
Analytic Time

Preliminary results are reported in 48 hours. Negative cultures are reported after 3 days.

Soft Order Code

Test Updated:


Yersinia Culture, Stool
Salmonella Culture, Stool
Culture, Stool, Aerobic
Enteric Pathogens, Aerobic Culture
Enteric Pathogens, Routine Culture
Feces, Aerobic Culture
Hemolytic Uremic Syndrome (HUS)
Shiga-Like Toxin
Pleisiomonas Culture, Stool
Febrile Antibodies Panel replacement (Salmonella)
Vibrio group Culture, Stool
Shigella Culture, Stool
Stool Culture, Aerobic
Campylobacter Culture, Stool
Aeromonas Culture, Stool
Vibrio cholera Culture, Stool

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Test Overview

Test Methodology


Test Usage

Screen for bacterial pathogens in the stool

Reference Range

Normal fecal flora

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

Specimen Requirements

Collection Offsite

Collect fresh random stool or rectal swab. Add stool specimen to transport until liquid reaches fill line. Emulsify specimen thoroughly in transport fluid. Specify pathogen suspected if not Campylobacter, Salmonella or Shigella. If stool is bloody or Hemolytic Uremic Syndrome is suspected, indicate this on the requisition. If multiple samples are needed, send 1 stool specimen on each of 3 consecutive days. If the patient has been hospitalized 4 or more days, contact MLabs to have the test approved before sending the specimen. See MLabs Stool Specimen Collection Instructions available online at for patient instructions.

Normal Volume
5 mL stool or 1 Eswab
Minimum Volume
2 mL stool or 1 Eswab

Billing Information

CPT Code
87045 Culture, 87427 Shiga-like Toxin
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.