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HelpTest Code C1QIC Immune Complex Detection by C1q Binding
Specimen Required
1 mL serum collected in a red-top tube(no gel)
Specimen Minimum Volume
0.2 mL
Specimen Stability
Room temperature: Unacceptable Refrigerated: 48 hours Frozen -70C: 1 year
Rejection Due To
Received refrigerated • Serum separator tube • Plasma • Grossly lipemic • Gross hemolysis • Grossly Icteric
Day(s) and Time(s) Performed
Set up: Mon, Thurs; Report available: 2-7 days
Method Name
Enzyme Linked Immunosorbent Immunoassay (ELISA)
Collection Container / Tube
Preferred: Red Top Tube
Other Acceptable Container: None
Transport Container
Plastic screw-cap vial
Transport / Storage Conditions
Frozen -70° C
Reference Values
≤25.1 mcg Eq/mL
CPT Codes
86332
Clinical Reference
Assay detects circulating immune complexes, which are capable of activating the classical complement pathway.