Aliases
Acid-fast bacilli, AFB, DST, Mycobacterium, MTB, TB, Tuberculosis
Submitted by
StewaD1
on
Test Name
Antimicrobial Susceptibility - M. tuberculosis First-line Drugs
Test Code
ASTMTB
Methodology
BACTEC™MGIT™ 960 Mycobacteria culture system
Overview/Supplementary
This test provides antimicrobial susceptibility results for isoniazid, rifampin, ethambutol and pyrazinamide for M. tuberculosis isolates. Testing is performed on the initial patient M. tuberculosis isolate and any subsequent isolates with evidence of treatment failure.
Isolates may be sent to CDC for second line drugs.
Turn Around Time
7-21 days
Specimen Requirements
Isolates: Actively growing culture on media that support the growth of the bacterial isolate submitted (e.g., MGIT broth, MP broth, or L7H11 agar).
Special Considerations
This organism is reportable and submission of clinical materials is required by the MN Reportable Disease Rule 4605.7000 - 4605.7900 (https://www.health.state.mn.us/diseases/reportable/rule/index.html)
Transport/Stability
Store and ship at ambient (8°C to 25°C) or refrigerated (2°C to 8°C) temperature.
Interface/Codes
Test Resource ID
859