Casandra
Casandra Test Code LC90834Version 1 (DRAFT)
Performing Lab
Citalopram, Serum or Plasma
Also known as: Celexa®
Clinical Use
Order TestUse
Therapeutic drug management
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Mass Spectrometry
Biomarkers
Citalopram
AnalyteCitalopram
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Desmethylcitalopram
AnalyteDesmethylcitalopram
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
LOINC Codes
Order Codes
- 34635-3 - Citalopram SerPl-mCnc
- 35106-4 - Norcitalopram SerPl-mCnc
Result Codes
- 34635-3 - Citalopram SerPl-mCnc
- 35106-4 - Norcitalopram SerPl-mCnc
Result Turnaround Time
5-10 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
2 mL
Minimum Volume
0.5 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
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 4 days |
| Refrigerated | 4 days |
| Frozen | 70 days |
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