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HelpTest Code COU Cobalt, 24 Hour, Urine
Additional Codes
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Hospital Ordering Code |
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Lab2608 Miscellaneous Lab |
Reporting Name
Cobalt, 24 Hr, UUseful For
Detecting cobalt exposure
Monitoring metallic prosthetic implant wear
This test is not useful to assess vitamin B12 activity.
Method Name
Triple-Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS/MS)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
UrineOrdering Guidance
Necessary Information
24-Hour volume (in milliliters) is required.
Specimen Required
Supplies: Urine Tubes, 10 mL (T068)
Collection Container/Tube: Clean, plastic urine container with no metal cap or glued insert
Submission Container/Tube: Plastic, 10-mL urine tube or clean, plastic aliquot container with no metal cap or glued insert
Specimen Volume: 0.5 mL
Collection Instructions:
1. Collect urine for 24 hours.
2. Refrigerate specimen within 4 hours of completion of 24-hour collection.
3. 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.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Refrigerated (preferred) | 28 days |
| Ambient | 28 days | |
| Frozen | 28 days |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Special Instructions
Reference Values
0-17 years: Not established
≥18 years: 0.2-3.5 mcg/24 hours
Day(s) Performed
Monday
CPT Code Information
83018
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| COU | Cobalt, 24 Hr, U | 29916-4 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 80083 | Cobalt, 24 Hr, U | 29916-4 |
| TM75 | Collection Duration (h) | 13362-9 |
| VL64 | Volume (mL) | 3167-4 |