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HelpTest Code HGNA Mercury, Nails
Reporting Name
Mercury, NailsUseful For
Detecting mercury exposure in nail specimens
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
NailNecessary Information
Indicate source of nails (fingernails or toenails), if known.
Specimen Required
Supplies: Hair and Nails Collection Kit (T565)
Specimen Volume: 0.2 g
Collection Instructions:
1. Prepare and transport specimen per the instructions in the kit or see Collecting Hair and Nails for Metals Testing.
2. Clippings should be taken from all 10 fingernails or toenails.
Specimen Minimum Volume
0.05 g
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Nail | Ambient (preferred) | ||
| Frozen | |||
| Refrigerated | |||
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Special Instructions
Reference Values
0-15 years: Not established
≥16 years: <1.0 mcg/g of nails
Day(s) Performed
Tuesday
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
83825
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| HGNA | Mercury, Nails | 8204-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 2509 | Mercury, Nails | 8204-0 |
| HGNSC | Specimen Source | 31208-2 |