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HelpTest Code TB1LN Antimicrobial Susceptibility, Mycobacterium tuberculosis Complex, First Line, Varies
Infectious
Test Down Notes
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Ordering Guidance
If testing for the first-line agent pyrazinamide is desired, order TBPZA / Susceptibility, Mycobacterium tuberculosis Complex, Pyrazinamide, Varies.
Additional Testing Requirements
If organism identification is not provided, CTB / Mycobacteria and Nocardia Culture, Varies or CTBID / Culture Referred for Identification, Mycobacterium and Nocardia, Varies must also be ordered and will be charged separately.
Shipping Instructions
1. See Infectious Specimen Shipping Guidelines in Special Instructions.
2. Place specimen in a large infectious container (T146) and label as an etiologic agent/infectious substance.
Necessary Information
Specimen source and suspected organism identification are required.
Specimen Required
Specimen Type: Organism
Supplies: Infectious Container, Large (T146)
Container/Tube: Middlebrook 7H10 agar slant
Specimen Volume: Isolate
Collection Instructions: Organism must be in pure culture, actively growing.
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| TB2LN | Susceptibility, Mtb Complex, 2 Line | Yes | No |
Specimen Type
VariesSpecimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Varies | Ambient (preferred) | ||
| Refrigerated | |||
Reject Due To
| Agar plate | Reject |
Reference Values
Results are reported as susceptible or resistant.
Day(s) Performed
Monday through Sunday
Report Available
10 to 21 daysSpecimen Retention Time
1 yearPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
87188 x 3-Antimicrobial Susceptibility, Mycobacterium tuberculosis Complex, Broth Method