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HelpTest Code UNIKQ Nickel, 24 Hour, Urine
Reporting Name
Nickel, 24 Hr, UUseful For
Preferred test for biomonitoring patients for nickel exposure to minimize any potential diurnal variation
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
UrineAdvisory Information
This test is preferred for the determination of nickel exposure but serum concentrations can be used to verify an elevated urine concentration. For more information see NIS / Nickel, Serum.
Necessary Information
24-Hour volume is required.
Specimen Required
Patient Preparation: High concentrations of gadolinium and iodine are known to interfere with most metals tests. If gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.
Supplies: Plastic, 10-mL urine tube (T068)
Container/Tube: Plastic, 10-mL urine tube or clean, plastic aliquot container with no metal cap or glued insert
Specimen Volume: 10 mL
Collection Instructions:
1. Collect urine for 24 hours.
2. Refrigerate specimen within 4 hours of completion of 24-hour collection.
See Trace Metals Analysis Specimen Collection and Transport in Special Instructions for complete instructions.
Additional Information: See Urine Preservatives-Collection and Transportation for 24-Hour Urine Specimens in Special Instructions for multiple collections.
Specimen Minimum Volume
0.9 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 28 days | |
| Ambient | 28 days | ||
| Frozen | 28 days |
Special Instructions
Reference Values
0-17 years: not established
≥18 years: <3.6 mcg/24h
Day(s) and Time(s) Performed
Thursday; 8 a.m.
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
83885
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| NIU | Nickel, 24 Hr, U | 5705-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 8626 | Nickel, 24 Hr, U | 5705-9 |
| TM18 | Collection Duration | 13362-9 |
| VL30 | Urine Volume | 3167-4 |
Reject Due To
| All specimens will be evaluated at Mayo Clinic Laboratories for test suitability. |
Method Name
Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)