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HelpTest Code Epic LAB2295 Arsenic, Nails
Additional Codes
SQ code ARSHNM
Mayo code ASNA
Reporting Name
Arsenic, NailsSpecimen Type
NailPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Useful For
Detection of nonacute arsenic exposure in nail specimens
Necessary Information
Indicate source of nails (fingernails or toenails), if known.
Specimen Required
Supplies: Hair and Nails Collection Kit (T565)
Source: Fingernails or toenails
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 |
|---|---|---|
| Nail | Ambient (preferred) | |
| Frozen | ||
| Refrigerated | ||
Special Instructions
Reference Values
0-15 years: Not established
≥16 years: <1.0 mcg/g of nails
Day(s) Performed
Wednesday
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
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| ASNA | Arsenic, Nails | 8157-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 2535 | Arsenic, Nails | 8157-0 |
| ASNSC | Specimen Source | 31208-2 |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Method Name
Triple-Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS/MS)
Method Description
The metal analytes of interest are analyzed by triple-quadrupole inductively coupled plasma mass spectrometry.(Unpublished Mayo method).