Casandra
Casandra Test Code QD12282Version 1 (DRAFT)
Performing Lab
THEOPHYLLINE LEVEL
Clinical Use
Order TestUse
Theophylline is used in the treatment of bronchial asthma as well as in the treatment of chronic obstructive pulmonary disease and episodes of prolonged apnea in pre‑term infants. Theophylline levels are monitored to assure adequate therapeutic levels are achieved and to avoid toxicity.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay ((IA))
Biomarkers
Theophylline
AnalyteTheophylline level • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
1-3 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
1 mL
Minimum Volume
0.2 mL
Container
red‑top tube (no gel)
Collection Instructions
Collect as a trough just prior to next dose
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 6 days |
| Refrigerated | 7 days |
| Frozen | 90 days |