Test ID HMHA Heavy Metals, Hair
Necessary Information
Indicate source of hair (axillary, head, or pubic) if known
Specimen Required
Supplies: Hair and Nails Collection Kit (T565)
Source: Head (preferred), beard, mustache, chest, pubic
Specimen Volume: 0.2 g
Collection Instructions: Prepare and transport specimen per the instructions in kit or see Collecting Hair and Nails for Metals Testing.
Secondary ID
45479Useful For
Detection of nonacute arsenic, mercury, and lead exposure using hair specimens
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| ASHA | Arsenic, Hair | Yes | Yes |
| PBHA | Lead, Hair | Yes | Yes |
| HGHAR | Mercury, Hair | Yes | Yes |
Special Instructions
Method Name
Triple-Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS/MS)
Reporting Name
Heavy Metals, HairSpecimen Type
HairSpecimen Minimum Volume
0.05 g
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Hair | Ambient (preferred) | |
| Frozen | ||
| Refrigerated | ||
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Reference Values
ARSENIC
0-15 years: Not established
≥16 years: <1.0 mcg/g of hair
LEAD
<4.0 mcg/g of hair
Reference values apply to all ages.
MERCURY
0-15 years: Not established
≥16 years:<1.0 mcg/g of hair
Day(s) Performed
Wednesday
Report Available
2 to 14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
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
82175
83655
83825
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| HMHA | Heavy Metals, Hair | 34667-6 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 31896 | Arsenic, Hair | 5584-8 |
| 31900 | Mercury, Hair | 5686-1 |
| 31898 | Lead, Hair | 5673-9 |
| PBHSC | Specimen Source | 31208-2 |
| HGHSC | Specimen Source | 31208-2 |
| ASHSC | Specimen Source | 31208-2 |