Casandra
Casandra Test Code QD05344Version 1 (DRAFT)
Performing Lab
Pyrazinamide Level
Clinical Use
Order TestUse
Therapeutic drug monitoring of pyrazinamide (an antitubercular agent) to optimize dosing, ensuring efficacy while minimizing toxicity.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Mass Spectrometry
Biomarkers
Pyrazinamide
AnalytePyrazinamide concentration
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
10 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
3 mL
Minimum Volume
0.5 mL
Container
Polypropylene or similar plastic tube
Collection Instructions
Allow to clot for 30 minutes, separate serum from cells immediately by centrifugation and aliquot into a labeled polypropylene or similar plastic tube. Use a separate tube for each test ordered. Allow room for expansion of sample inside tube.
Causes for Rejection
Thawed samples for greater than 24 hours • Severe hemolysis
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 24 hours |
| Refrigerated | Unacceptable |
| Frozen | 90 days |
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