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HelpTest Code C1Q C1Q Binding Assay
Additional Codes
| Mayo Code |
| FCQBA |
| EPIC Code |
| LAB2147 |
| Sunquest Code |
| C1Q |
Reporting Name
C1Q Binding AssayPerforming Laboratory
ARUP LaboratoriesSpecimen Type
SerumSpecimen Required
Draw blood in a plain, red-top tube(s). (Serum gel tube is acceptable.) Separate from cells and freeze immediately. Send 1 mL of serum frozen in a plastic vial.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen | 14 days |
Reference Values
C1Q Binding Assay 0.0 - 3.9 ug Eq/mL
Less than or equal to 3.9 ug Eq/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) and Time(s) Performed
Monday and Thursday
CPT Code Information
86332
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FCQBA | C1Q Binding Assay | 27831-7 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z2636 | C1Q Binding Assay | 27831-7 |
Reject Due To
| Hemolysis: | Yes |
| Thawing: | Warm reject; Cold reject |
| Lipemia: | NA |
| Icterus: | NA |
| Other: | Non-frozen specimen |
Method Name
Semi-Quantitative Enzyme-Linked Immunosorbent Assay (ELISA)