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HelpOrder Code SEWB Selenium, Blood
Ordering Guidance
This test can be used to assess tissue stores of selenium. For assessment of recent intake, order SES / Selenium, Serum.
Specimen Required
Patient Preparation: High concentrations of gadolinium and iodine are known to 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 at least 96 hours.
Container/Tube: Royal blue top (EDTA) plastic trace element blood collection tube
Specimen Volume: 0.8 mL
Collection Instructions:
1. See Metals Analysis Specimen Collection and Transport for complete instructions.
2. Send whole blood specimen in original tube. Do not aliquot.
Useful For
Assessment of tissue stores of selenium
Special Instructions
Method Name
Triple-Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS)
Reporting Name
Selenium, BSpecimen Type
Whole bloodSpecimen 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 |
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
| Microtainer | Reject |
Reference Values
0-17 years: Not established
≥18 years: 150-241 ng/mL
Method Description
The metal of interest is analyzed by inductively coupled plasma mass spectrometry.(Unpublished Mayo method)
Day(s) Performed
Monday
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
84255