ACID FAST CULTURE, non-sterile sites (088-0005)
Synonyms: AFB Culture, non-sterile sites;
TB Culture, non-sterile sites
CPT 4 Code: 87116
Test Order Mnemonic: C ACON
Test Includes: Acid fast smear, isolation and
identification of Mycobacterium species and antimicrobial susceptibility testing when
appropriate
Applies To: Mycobacterium species
Lab: Mycobacteriology
Request Form: Microbiology
Collection: Collect specimens in a sterile,
leak-proof container. For sputum collection, use the sputum collection kit.
Storage Instructions: Refrigerate
Causes for Rejection: Submission of more than one
sputum sample within 24 hours, sputum from patient not in "airborne
precautions", more than three samples per week submitted on the same patient
(respiratory sources only), feces on patients other than HIV+, leaking container,
insufficient quantity, samples submitted on a swab, more than two feces per week.
Availability: Samples are accepted 24 hours per day
at the Microbiology Processing Laboratory, Room 5.137 McCullough.
Turnaround Time: Smears: 1 day; cultures are held 6
weeks
Special Instructions: Collect sputum specimens in
sputum collection kits available through Materials Management.
Specimen: Sputum, respiratory sources, gastric
aspirates, feces, autopsy sources, abscesses, skin lesions
Minimum Volume: 3 mL
Container: Sterile container, sputum collection kit
Critical Values: Positive smear, Mycobacterium
tuberculosis on culture
