Casandra
Casandra Test Code MC26218Version 1 (DRAFT)
Performing Lab
Volatile Screen, Random, Urine
Clinical Use
Order TestUse
Detects the presence of methanol, ethanol, isopropanol, or acetone in urine and quantifies them to indicate possible exposure or intoxication, with clinical implications including CNS depression and metabolic acidosis.
Special Instructions
Not provided.
Limitations
Quantitation in urine correlates poorly with degree of intoxication. Positive findings must be interpreted in a clinical context to account for poor correlation.
Test Details
Methodology
Mass Spectrometry (Other)
Biomarkers
4 targets
AcetoneEthanolIsopropanolMethanol
LOINC Codes
Order Codes
- 24350-1 - Volatiles Pnl Ur
Result Codes
- 12983-3 - Volatiles Ur
- 5695-2 - Methanol Ur-mCnc
- 5645-7 - Ethanol Ur-mCnc
- 5570-7 - Acetone Ur-mCnc
- 9434-2 - Isopropanol Ur-mCnc
- 77202-0 - Laboratory comment Report
Result Turnaround Time
1-2 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Urine
Volume
10 mL
Minimum Volume
1 mL
Container
Plastic, 10‑mL urine tube
Collection Instructions
Collect a random urine specimen. No preservative is required.
Causes for Rejection
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 24 hours |
| Refrigerated | 14 days |
| Frozen | 28 days |