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HelpTest ID MTBPZ Mycobacterium tuberculosis Complex, Pyrazinamide Resistance by pncA DNA Sequencing, Varies
Infectious
Useful For
Detection of genotypic resistance to pyrazinamide by Mycobacterium tuberculosis complex isolates
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
VariesShipping 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.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Varies | Ambient (preferred) | |
| Refrigerated | ||
Special Instructions
Reference Values
Pyrazinamide resistance not detected
Day(s) Performed
Varies
CPT Code Information
87153-Mtb PZA Confirmation, pncA Sequence
Report Available
7 to 21 daysReject Due To
| Agar plate | Reject |
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| MTBVP | Mtb PZA Confirmation, pnc A Sequence | No, (Bill Only) | No |
Testing Algorithm
When this test is ordered, the reflex test may be performed and charged.
Forms
If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.