Casandra
Casandra Test Code LC40107Version 1 (DRAFT)
Performing Lab
Morphine, Serum or Plasma
Also known as: Kadian®, MS Contin®, Roxanol®
Clinical Use
Order TestUse
Therapeutic drug management
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Mass Spectrometry
Biomarkers
Morphine
AnalyteMorphine • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
LOINC Codes
Order Codes
- 3827-3
Result Codes
- 3827-3
Result Turnaround Time
7-10 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
5 mL
Minimum Volume
2 mL
Container
Red-top tube or green-top (heparin) tube. Gel‑barrier tubes are not recommended.
Collection Instructions
Serum or plasma should be separated from cells within two hours of venipuncture. Submit serum or plasma in a plastic transport tube.
Patient Preparation
Trough levels are most reproducible.
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Causes for Rejection
Gel‑barrier tubes