Complement Component C1q
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Complement Component C1q, Serum/Plasma
Test ID: C1QCOMP SP
Test
Method
Radial Immunodiffusion (RID)
Method Description
This assay quantitates C1q protein. For Immune Complexes by C1q Binding refer to Immune Complexes, Serum/Plasma
Report Includes
Specimens
Serum/Plasma
Test Version
21-Mar-2023
Specimen
Specimens
Serum/Plasma
Collection Containers
Preferred
Gold top (clot activator & gel)
Acceptable
Lavender top (EDTA)
Sample Volume
1 mL
Minimum Volume
0.1 mL
Collection & Handling
Collection Instructions
Separate serum within one hour of draw time and refrigerate.
Handling Information
Store and send cold or frozen.
Stability
| Ambient | 4 days |
|---|---|
| Refrigerated | 10 days |
| Frozen | 29 days |
Rejection Criteria
| Hemolysis | Gross |
|---|---|
| Lipemia | Gross |
| Specimen | Room Temp. |
Test Version
21-Mar-2023
Performance / Interpretation
Method
Radial Immunodiffusion (RID)
Method Description
This assay quantitates C1q protein. For Immune Complexes by C1q Binding refer to Immune Complexes, Serum/Plasma
Turnaround Time
13 days
Results
| Name | Units | Reference Range | Conversion Factor | |
|---|---|---|---|---|
| Complement Component C1q | mg/dL |
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Low levels of C1q indicate either increased consumption (catabolism) or decreased synthesis.
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Test Version
21-Mar-2023
Interface / Setup
HL7 Interface Codes
| Order Code | Result Codes | Units |
|---|---|---|
| C1QCOMP SP | 63545COMPLEMENT COMPONENT C1Q | mg/dL |
Test Version
21-Mar-2023