Test Details

Mnemonic

COCAF

Ordering Code

3422800

CPT-4 Code(s)

86635

Specimen Information

Collect

Red top

Specimen Preparation

Centrifuge, separate serum from cells and send 1.0 mL serum refrigerated in a screw capped plastic vial.

Alternate Specimen

Serum separator tube (SST)

Minimum Volume

0.2 mL

Transport Temperature

Refrigerated

Rejection Criteria

Gross hemolysis; grossly icteric; grossly lipemic

Stability

Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days

Methodology

Complement Fixation
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Reference Range

<1:2
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Performing Laboratory

Quest SJC
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