Days Set Up
Monday - Friday
Analytic Time

Preliminary results are reported in 12-24 hours. The health care provider will be notified of positive cultures. Negative cultures are reported after 6 weeks.

Soft Order Code

Test Updated:


Body Fluid Culture, AFB
Ascitic Fluid, AFB Culture
Culture, Body Fluid, AFB
Mycobacteria Culture, Body Fluid
Pericardial Fluid, AFB Culture
Peritoneal Fluid, AFB Culture
Pleural Fluid, AFB Culture
Synovial Fluid, AFB Culture
TB Culture, Body Fluid
Thoracentesis Fluid, AFB Culture
AFB Smear and Culture
Acid Fast Bacilli Culture, Body Fluid

Looking to order a test?

We’ve provided helpful links to make ordering easy.

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

BacT/Alert, Culture

Test Usage

Isolate and identify mycobacteria

Reference Range

No growth of mycobacteria

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

Specimen Requirements

Collection Offsite

Collect specimen following sterile preparation of aspiration site. For optimum recovery, send directly to MLabs. If specimen must be stored, refrigerate immediately after specimen collection. Do not incubate. May be refrigerated up to 24 hrs. Do not send swabs. Indicate specimen source, collection date/time, current antibiotic therapy and clinical diagnosis on requisition. If an unacceptable specimen is received, the client will be notified before disposal of the original specimen.

100ml Plastic Specimen Container
Normal Volume
0.5 - 10 mL of fluid, or as much as possible. DO NOT SEND SWABS.
Minimum Volume
0.5 - 10 mL of fluid, or as much as possible. DO NOT SEND SWABS.

Billing Information

CPT Code
87116 Culture, 87206 Smear
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.