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Mercury, Blood

Message
Sendout, Mayo test code: HG


Test Code
LAB831


Alias/See Also
HG


CPT Codes
83825

Preferred Specimen
4 mL whole blood in a royal blue EDTA plastic trace element blood collection tube


Patient Preparation
High concentrations of gadolinium and iodine are known to potentially interfere with most inductively coupled plasma mass spectrometry based metal tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.

Minimum Volume
0.3 mL 


Instructions
Send whole blood specimen in original tube. Do not aliquot.


Transport Container
Original tube


Transport Temperature
Refrigerated


Specimen Stability
Refrigerated (preferred): 28 days 
Frozen: 28 days
Room temperature: 28 days 


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis: OK
Gross lipemia: OK
Gross icterus: OK


Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)

FDA Status
Approved

Setup Schedule
Daily 


Report Available
1-4 days


Reference Range
Included with report


Clinical Significance
Detecting mercury toxicity


Performing Laboratory
Mayo Clinic Laboratories, Rochester, Minnesota

Additional Information
Mercury, Blood


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.