Test Details

Mnemonic

SOSMQ

Ordering Code

3424500

CPT-4 Code(s)

83930

Specimen Information

Collect

Red-top
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Specimen Preparation

Centrifuge, separate serum from cells and send 1.0 mL serum room temperature in a screw-capped plastic vial.
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Alternate Specimen

Serum: SST
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Minimum Volume

0.5 mL
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Transport Temperature

Room temperature
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Rejection Criteria

Gross hemolysis, gross lipemia, gross icterus
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Stability

Room temperature: 4 days
Refrigerated: 5 days
Frozen: 14 days
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Methodology

Freezing Point Depression
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Reference Range

278 - 305 mOsm/kg
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Performing Laboratory

Quest Valencia
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