Last Modified:
8/10/2023 7:37:45 AM
Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Patient should refrain from taking vitamins or mineral supplements at least three days prior to specimen collection
Specimen Requirements:
2.0 mL Serum from a Navy Blue Top Tube - No Additive in a trace element Plastic Vial
Collection Instructions:
Carefully clean skin prior to venipuncture.
Avoid worksite collection.
Centrifuge serum specimens within 1 hour of collection.
Immediately separate serum specimens from the cells into trace element collection vial(s).
Minimum Volume:
0.7 mL Serum
Transport & Storage: Temperature/Stability:
8 hours Ambient
14 days Refrigerated
30 days Frozen
Rejection Criteria:
Hemolysis; Gel barrier tubes
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 |
Critical Ranges:
Test Comments:
Methodology:
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
Clinical Significance:
Selenium - 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
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Turn Around Time:
1 to 2 days
Days Performed:
Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Quest - Chantilly
PHL Test Code:
SELS
EPIC Test Code:
LAB579
Included Tests:
CPT Coding:
84255
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