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HelpTest ID FCQBA C1Q Binding Assay
Method Name
Semi-Quantitative Enzyme-Linked Immunosorbent Assay (ELISA)
Reporting Name
C1Q Binding AssaySpecimen Type
SerumDraw blood in a plain, red-top tube(s). (Serum gel tube is acceptable.) Separate from cells within 2 hours of collection. Send 1 mL of serum frozen in a plastic vial.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Frozen | 14 days |
Reference Values
C1Q Binding Assay 0.0 - 3.9 ugE/mL
Less than 4 ugE/mL is considered negative for circulating complement binding immune complexes.
Circulating immune complexes may be found without any evident pathology and positive results do not necessarily implicate the immune complex in a disease process.
Day(s) Performed
Monday and Thursday
Report Available
1 - 8 daysPerforming Laboratory
ARUP LaboratoriesCPT Code Information
86332