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Test Code HGHAR Mercury, Hair

Reporting Name

Mercury, Hair

Useful For

Detecting mercury exposure in hair specimens

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Hair


Specimen Required


Supplies: Hair and Nails Collection Kit (T565)

Specimen Volume: 0.2 g

Collection Instructions: Prepare and transport specimen per the instructions in the kit or see Collecting Hair and Nails for Metals Testing.

Additional Information: If known, indicate source of hair (axillary, head, or pubic).


Specimen Minimum Volume

0.05 g

Specimen Stability Information

Specimen Type Temperature Time Special Container
Hair Ambient (preferred)
  Frozen 
  Refrigerated 

Reference Values

0-15 years: Not established

≥16 years: <1.0 mcg/g of hair

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
HGHAR Mercury, Hair 5686-1

 

Result ID Test Result Name Result LOINC Value
31900 Mercury, Hair 5686-1
HGHSC Specimen Source 31208-2

Interpretation

Normally, hair contains 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.

Clinical Reference

1. Marques RC, Dorea JG, Bastos WR, Malm O. Changes in children hair-Hg concentrations during the first 5 years: maternal, environmental and iatrogenic modifying factors. Reg Toxicol Pharmacol 2007;49:17-24

2. Canuel R, de Grosbois SB, Atikesse L, et al. New evidence on variations of human body burden of methylmercury from fish consumption. Environ Health Perspect. 2006;114:302-306

3. Strathmann FG, Blum LM. Toxic elements. In: Nader R, Horwath AR, Wittwer CT, eds. Tietz Textbook of Laboratory Medicine. 7th ed. Elsevier; 2023:chap 44

Report Available

2 to 8 days

Method Name

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)