Selenium
Test Summary
Selenium is an element of parenteral nutrition. Monitoring the Selenium concentration is useful in assessing parenteral nutrition, especially recent intake. Concentrations are also monitored in children with propionic acidemia who require special diets with supplements.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL serum collected in a no additive (royal blue-top) tube
Minimum Volume
0.7 mL
Instructions
See Metal Collection Link
Patient Preparation
Patient should refrain from taking vitamins or mineral supplements at least three days prior to specimen collection.
Storage
Plastic screw-cap vial, trace element
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room temperature: 8 hours
- Refrigerated: 14 days
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
Plasma collected in and EDTA (royal blue-top) tube
Unacceptable Specimens
Hemolysis
Order Code
SELENS
EPIC (Premier) Code
LAB3576
Includes
N/A
CPT Code
- 84255
Billing Code
- 670468
CPT Statement
Methodology
Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Department
Reference Testing
Reference Range
| <2 Years | 16-71 mcg/L |
| 2-4 Years | 40-103 mcg/L |
| 4-16 Years | 55-134 mcg/L |
| Adult | 63-160 mcg/L |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: Same day
Resources
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL serum collected in a no additive (royal blue-top) tube
Minimum Volume
0.7 mL
Instructions
See Metal Collection Link
Patient Preparation
Patient should refrain from taking vitamins or mineral supplements at least three days prior to specimen collection.
Storage
Plastic screw-cap vial, trace element
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room temperature: 8 hours
- Refrigerated: 14 days
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
Plasma collected in and EDTA (royal blue-top) tube
Unacceptable Specimens
Hemolysis
Result Information
Methodology
Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)
Testing Laboratory
N/A
Reference Range
| <2 Years | 16-71 mcg/L |
| 2-4 Years | 40-103 mcg/L |
| 4-16 Years | 55-134 mcg/L |
| Adult | 63-160 mcg/L |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: Same day