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Test ID SEWB Selenium, Blood

Method Name

Triple-Quadrupole Inductively Coupled Plasma Mass Spectrometry (ICP-MS)


Ordering Guidance


This test can be used to assess tissue stores of selenium. For assessment of recent intake, order SES / Selenium, Serum.



Specimen Required


***This specimen container cannot be opened or used for any other testing before shipping.***

 

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.

Supplies:

-Metal Free EDTA 3 mL Tube (T989)

-Metal Free B-D Tube (EDTA), 6 mL (T183)

Container/Tube:

Preferred: Royal blue-top BD vacutainer with EDTA blood collection tube (3 mL) (BD catalog no. 367777) (T989)

Acceptable: Royal blue-top BD Vacutainer Plus with EDTA blood collection tube (6 mL) (BD catalog no. 368381) (T183)

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.


Reporting Name

Selenium, B

Specimen Type

Whole blood

Specimen Stability Information

Specimen Type Temperature Time
Whole blood Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Report Available

2 to 8 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

LOINC Code Information

Test ID Test Order Name Order LOINC Value
SEWB Selenium, B 5722-4

 

Result ID Test Result Name Result LOINC Value
65600 Selenium, B 5722-4

Useful For

Assessment of tissue stores of selenium

Day(s) Performed

Monday

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

84255

Specimen Minimum Volume

0.3 mL

Reference Values

0-17 years: Not established

≥18 years: 150-241 ng/mL