Test Catalog

Test ID: TB1LN    
Antimicrobial Susceptibility, Mycobacterium tuberculosis Complex, First Line, Varies

Useful For Suggests clinical disorders or settings where the test may be helpful

Rapid, qualitative susceptibility testing of Mycobacterium tuberculosis complex isolates growing in pure culture


Affirming the initial choice of chemotherapy for M tuberculosis infections


Confirming the emergence of drug resistance


Guiding the choice of alternate agents for therapy for M tuberculosis infections

Reflex Tests Lists tests that may or may not be performed, at an additional charge, depending on the result and interpretation of the initial tests.

Test IDReporting NameAvailable SeparatelyAlways Performed
STV2Susceptibility, Mtb Cx, 2nd LineNo, (Bill Only)No

Additional Tests Lists tests that are always performed, at an additional charge, with the initial tests.

Test IDReporting NameAvailable SeparatelyAlways Performed
STV1Susceptibility, Mtb Complex, BrothNo, (Bill Only)Yes

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

When this test is ordered, the additional test will always be performed and charged separately.

If resistance to a first line antimicrobial agent is detected reflex testing for confirmation of resistance and second line agents will be performed and charged.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Method Name A short description of the method used to perform the test

Broth Dilution at Critical Drug Concentrations

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Susceptibility, Mtb Complex, 1 Line

Aliases Lists additional common names for a test, as an aid in searching

Acid-Fast Bacilli (AFB)
AFB (Acid-Fast Bacilli)
Antibiotic Susceptibility
Antimicrobial Susceptibility, Mycobacterium tuberculosis
Bacillus, Acid-Fast
MTB (Mycobacterium tuberculosis)
Mycobacteria Antimicrobial Susceptibility (MIC) (Minimum Inhibitory Concentration)
Mycobacterium tuberculosis (MTB)
Susceptibility Testing
Susceptibility, Mycobacterium tuberculosis
TB (Tuberculosis)
Tubercle Bacilli: Mycobacterium tuberculosis
Tuberculosis (TB)