Expected Turnaround Time
2 - 4 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Information
Related Documents
Specimen Requirements
Specimen
Serum or plasma
Volume
2 mL
Minimum Volume
0.6 mL (Note: This volume does not allow for repeat testing.)
Container
Royal blue-top (EDTA) tube or royal blue-top (without EDTA) tube
Collection
Separate serum or plasma immediately after the collection, and transfer to a certified metal-free transport tube (PeopleSoft No. 111166) for shipment to the laboratory.
Storage Instructions
Maintain specimen at room temperature.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 14 days |
Refrigerated | 14 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x3 |
Causes for Rejection
Certified metal-free plastic transport tube not submitted
Test Details
Use
Monitor selenium deficiency and occupational exposure
Limitations
This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration.
Methodology
Inductively coupled plasma/mass spectrometry (ICP/MS)
Reference Interval
Age | Male | Female |
|---|---|---|
0 to 4 m | 25–111 | 25–111 |
5 to 10 m | 23–131 | 23–131 |
11 m to 1 y | 38–150 | 38–150 |
2 to 5 y | 59–168 | 59–168 |
6 to 12 y | 73–177 | 73–177 |
13 to 18 y | 81–188 | 81–188 |
>18 y | 93–198 | 93–198 |
Environmental exposure: 79−326 μg/L
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 716910 | Selenium, Serum/Plasma | 5724-0 | 716910 | Selenium, Serum/Plasma | ug/L | 5724-0 |
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The LOINC® codes are copyright © 1994-2021, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf