Casandra
Casandra Test Code LC15395Version 1 (DRAFT)
Performing Lab
Methadone and Metabolite, With Ratio, Plasma
Also known as: Dolophine®
Clinical Use
Order TestUse
Therapeutic Drug Management
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Mass Spectrometry
Biomarkers
EDDP (Methadone Metabolite)
AnalyteEDDP
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Methadone
AnalyteMethadone
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Methadone/EDDP ratio
AnalyteMethadone/EDDP ratio
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
LOINC Codes
Order Codes
- 96602-8 - Methadone + EDDP Pnl SerPl
Result Codes
- 3772-1 - Methadone SerPl-mCnc
- 60071-8 - EDDP SerPl-mCnc
- 58390-6 - EDDP/Creat Ur
Result Turnaround Time
3-6 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Plasma
Volume
3 mL
Minimum Volume
0.6 mL
Container
Green-top (Heparin) tube or lavender-top (EDTA) tube
Collection Instructions
Transfer separated plasma to a plastic transport tube. Freeze.
Storage Instructions
Freeze immediately, ship frozen on dry ice.
Causes for Rejection
Specimen received not frozen; any sample type other than plasma
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Not stable |
| Refrigerated | Not stable |
| Frozen | 14 Days (stable through 3 freeze/thaw cycles) |
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