Test Code HGCU Mercury/Creatinine Ratio, Random, Urine
Reporting Name
Mercury/Creatinine Ratio, UPerforming Laboratory
Mayo Clinic Laboratories in RochesterUseful For
Detecting mercury toxicity using random urine specimens
Method Name
Only orderable as part of profile. For more information see:
-HGUCR / Mercury/Creatinine Ratio, Random, Urine
-HMUCR / Heavy Metal/Creatinine Ratio, with Reflex, Random Urine.
Triple-Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS/MS)
Specimen Required
Only orderable as part of profile. For more information see:
-HGUCR / Mercury/Creatinine Ratio, Random, Urine
-HMUCR / Heavy Metal/Creatinine Ratio, with Reflex, Random Urine.
Specimen Type
UrineSpecimen Minimum Volume
1.5 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Urine | Refrigerated (preferred) | 7 days | |
Frozen | 7 days |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Reference Values
Only orderable as part of profile. For more information see:
-HGUCR / Mercury/Creatinine Ratio, Random, Urine
-HMUCR / Heavy Metal/Creatinine Ratio, with Reflex, Random Urine.
0-17 years: Not established
≥18 years: <2 mcg/g creatinine
Interpretation
Daily urine excretion of mercury above 50 mcg/day indicates significant exposure (per World Health Organization standard).
Day(s) Performed
Monday through Friday
Report Available
2 to 4 daysTest 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
83825
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
HGCU | Mercury/Creatinine Ratio, U | 13465-0 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
608903 | Mercury/Creatinine Ratio, U | 13465-0 |