Test Code LAB877 AFB CULTURE
Specimen Information
Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol |
Sterile Container | Fluid | Refrigerate | 15 mL | 15 mL | 2 mL |
Sterile Container | *CSF | Refrigerate | 10 mL | 10 mL | 2 mL |
Sterile Container | **Respiratory Fluids | Refrigerate | 5 mL | 5 mL | 3 mL |
Sterile Container | Aspirated Pus | Refrigerate | 2-3 mL | 2-3 mL | 1 mL |
Sterile Container | Tissue | Refrigerate | 2 mm | 2 mm | N/A |
Sterile Container | ***Sputum | Refrigerate | 5 mL | 5 mL | 3 mL |
Sterile Container | Respiratory Biopsy | Refrigerate | 2 mm | 2 mm | N/A |
Sterile Container | Lung Tissue | Refrigerate | 2 mm | 2 mm | 1 mm |
Sterile Container | ****Urine | Refrigerate | 40 mL | 40 mL | 10 mL |
Sterile Container | *****Gastric washings | Ambient | 15 mL | 15 mL | 10 mL |
Sterile Container | *Feces | Refrigerate | 1 gram | 1 gram | 1 gram |
Specimens must be received within 48 hours of collection and must be sealed in a leak proof container.
*Pathology Approval is required for CSF and Feces specimens. 10 mL of CSF is recommended if Mycobacteria is strongly suspected.
**Respiratory fluids: BAL, Bronch wash
***Sputum (3 first morning specimens on different days is recommended, however 3 specimens collected 8 hours apart is acceptable as long as one specimen was collected as a first morning specimen.)
****AFB Culture on urine is indicated for patients on BCG Therapy for bladder cancer. First morning specimen preferred. 24 hour collection not accepted.
AFB smear is recommended with culture.
*****Gastric washings AFB Cultures: the lab must be notified prior to specimen collection and the sample must be delivered to the lab within 1 hour of collection.
Test Schedule / Analytical Time / Test Priority
Monday – Friday / Reported when positive. Negative final at 56 days / AFB Smear NOT available STAT
Method
Culture
CPT(s)
Description | CPT Code |
AFB Culture | 87116 |
Concentration for Infectious Agents | 87015 |
Testing includes culture, identification, (additional charges/CPT codes may apply) and if culture results warrant, susceptibility testing (at an additional charge) of all indicated organisms.
Instrumentation
Biomerieux Bact/Alert
Reference Range
Negative: No acid-fast bacilli isolated, final at 8 weeks
Section
Microbiology-2
Performing Location
University of Vermont Medical Center
Is the UVMMC lab NY State Certified to perform this testing? Yes/No
Yes