Test Details

Mnemonic

CH50

Ordering Code

3000310

CPT-4 Code(s)

86162

Specimen Information

Collect

Red top
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Specimen Preparation

Allow blood to clot at room temperature 60 - 65 minutes. Centrifuge, separate serum from cells and send 1.0 mL serum frozen ASAP in a screw capped plastic vial. CRITICAL FROZEN.
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Minimum Volume

0.5 mL
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Transport Temperature

Critical frozen
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Rejection Criteria

Room temperature or refrigerated samples, SST, lipemic samples, hemolyzed samples
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Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 14 days
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Methodology

Turbidimetric
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Reference Range

42 - 95 U/mL
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Performing Laboratory

Warde Medical Laboratory
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