Test Code HG Mercury, Blood
Reporting Name
Mercury, BUseful For
Detecting mercury toxicity
Performing Laboratory

Specimen Type
Whole bloodSpecimen Required
Patient Preparation: High concentrations of gadolinium and iodine are known to interfere with most metals tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.
Supplies: Metal Free B-D Tube (EDTA), 6 mL (T183)
Container/Tube: Royal blue-top (EDTA) plastic trace element blood collection tube
Specimen Volume: Full tube
Collection Instructions:
1. See Trace Metals Analysis Specimen Collection and Transport in Special Instructions for complete instructions.
2. Send specimen in original tube.
Additional Information: If ordering the trace element blood collection tube from BD, order catalog #368381.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Whole blood | Refrigerated (preferred) | 28 days | |
Ambient | 28 days | ||
Frozen | 28 days |
Special Instructions
Reference Values
Normal: <10 ng/mL
Reference values apply to all ages.
Day(s) and Time(s) Performed
Monday through Saturday; 2 p.m.
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
83825
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
HG | Mercury, B | 5685-3 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
8618 | Mercury, B | 5685-3 |
Reject Due To
Gross hemolysis | OK |
Gross lipemia | OK |
Gross icterus | OK |
Method Name
Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)