Manganese, 24 Hour, Urine
Use
Monitoring manganese exposure using 24‑hour urine collections; nutritional monitoring.
Special Instructions
Patient Preparation: High concentrations of gadolinium and iodine may interfere; if gadolinium‑ or iodine‑containing contrast media has been administered, delay collection for 96 hours.
Limitations
Normal specimens have extremely low levels of manganese; elevated results may be due to external contamination. Metal‑free urine collection procedures must be followed.
New York Approved
Methodology
Mass Spectrometry (ICP‑MS/MS)
Biomarkers
LOINC Codes
- 8203-2
- 8203-2
- 13362-9
Result Turnaround Time
2-8 days
Related Documents
For more information, please review the documents below
Specimen
Urine
Volume
0.8 mL
Minimum Volume
0.4 mL
Container
Clean, plastic urine container with no metal cap or glued insert; submission in plastic, 10‑mL urine tube or clean plastic aliquot container with no metal cap or glued insert
Collection Instructions
Collect urine for 24 hours.
Patient Preparation
If gadolinium‑ or iodine‑containing contrast media has been administered, delay specimen collection for 96 hours.
Causes for Rejection
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Ambient: 7 days |
| Refrigerated | Refrigerated: 28 days |
| Frozen | Frozen: 28 days |