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HelpTest Code TIU24 Titanium, 24 Hour, Urine
Shipping Instructions
Ship specimen on ice.
Necessary Information
24-Hour volume (in milliliters) is required
Specimen Required
Patient Preparation: High concentrations of gadolinium and iodine are known to interfere with most metal tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.
Supplies: Urine Tubes, 10 mL (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. Leave specimen ambient until received at the collection center.
3. Weigh urine for total volume.
4. Pour off aliquot, freeze, and send to laboratory frozen.
4. See Metals Analysis Specimen Collection and Transport for complete instructions.
Additional Information: See Urine Preservatives-Collection and Transportation for 24-Hour Urine Specimens for multiple collections.
Useful For
Monitoring exposure and elimination of titanium in a 24 hour urine specimen
Special Instructions
Method Name
Triple-Quadrupole Inductively Coupled Plasma-Mass Spectrometry (ICP-MS/MS)
Reporting Name
Titanium, 24 HR, USpecimen Type
UrineSpecimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Frozen | 28 days |
Reference Values
0-17 years: Not established
≥18 years: <1 mcg/24 h
Day(s) Performed
Wednesday
Report Available
1 to 3 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
83018
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| TIU24 | Titanium, 24 HR, U | 29929-7 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 614613 | Titanium, 24 HR, U | 29929-7 |
| TIME8 | Collection Duration | 13362-9 |
| VL73 | Urine Volume | 3167-4 |