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HelpTest Code TBPZA Susceptibility, Mycobacterium tuberculosis Complex, Pyrazinamide, Varies
Infectious
Test Down Notes
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Ordering Guidance
To test for first-line agents, isoniazid, rifampin and ethambutol, order TB1LN / Antimicrobial Susceptibility, Mycobacterium tuberculosis Complex, First Line, Varies.
Isolates identified as Mycobacterium bovis and Myocobacterium bovis bacille Calmette-Guerin (BCG) will not be accepted as they are intrinsically resistant to pyrazinamide.
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
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 |
|---|---|---|---|
| MTBVP | Mtb PZA Confirmation, pnc A Sequence | No, (Bill Only) | 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-Susceptibility, Mycobacterium tuberculosis Complex, Pyrazinamide
87153-Mtb PZA Confirmation, pncA Sequencing (if appropriate)