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Immune Complex Detection by C1q Binding
Test Code36735
CPT Codes
86332
Preferred Specimen
1 mL serum collected in a red-top tube (no gel)
Minimum Volume
0.2 mL
Instructions
Freeze serum within one hour of time drawn. With multiple tests, submit a separate tube for each test.
Do not use gel barrier tubes. Do not submit the sample in a glass tube. Do not thaw.
Do not use gel barrier tubes. Do not submit the sample in a glass tube. Do not thaw.
Transport Temperature
Frozen
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen: 1 year
Refrigerated: 48 hours
Frozen: 1 year
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic • Received refrigerated • SST® tube • Plasma • Grossly icteric
Methodology
Enzyme Linked Immunosorbent Immunoassay (ELISA)
Setup Schedule
Night Sets up 2 days a week.
Clinical Significance
Immune Complex Detection by C1q Binding is useful in diagnosing and monitoring immune complex diseases such as vasculitis, systemic lupus erythematosis, glomulonephritis, diffuse interstitial lung disease, and neoplastic diseases. The test may also have prognostic value.
