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HelpTest Code LAB21046 SELENIUM, SERUM/PLASMA
Department
Send Outs
Reference Lab Test Number
SELP
Refer To
Warde Medical LaboratoryPrimary Collection Container
Dark blue trace element no additive
Alternate Collection Container
Plasma: Dark blue trace element EDTA
Transport
Refrigerated
Processing
Centrifuge, separate serum from cells within 2 hours by carefully pouring 2.0 mL serum into a screw capped plastic vial. Do not pipette serum or plasma. Do not ream with wooden stick.
Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Minimum Testing Volume
1.0 mL
Reference Range
5.0 – 7.0 ?g/dL
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
Performed
Monday – Friday
Reported
3 – 6 days
CPT Codes
84255
Unacceptable Conditions
Gross hemolysis, Gel barrier tubes, serum or plasma not separated from cells within 2 hours.