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Test Code HGNA Mercury, Nails

Reporting Name

Mercury, Nails

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Useful For

Detecting mercury exposure in nail specimens

Method Name

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)


Necessary 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 Type

Nail

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.

Reference Values

0-15 years: Not established

≥16 years: <1.0 mcg/g of nails

Interpretation

Normally, nails contain less than 1 mcg/g of mercury; any amount more than this indicates that exposure to more than normal amounts of mercury may have occurred.

Day(s) Performed

Tuesday

Report Available

2 to 8 days

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