Home
HelpTest Code LAB152 C3, Complement, Serum/Plasma
Reporting Title
C3
Methodology
Immunoturbidimetric Assay
Used for assessing disease activity in systemic lupus erythematosus.
Performing Laboratory
OhioHealth Laboratory Services-RMH Special Testing
Specimen Requirements
Draw blood in a gold-top serum gel tube(s). Spin down and send 0.5 mL of serum refrigerated.
Note:
1. A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.
2. Plasma from a Lithium Heparin Green-top tube (s) is also acceptable.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum or plasma | Refrigerated | 8 days |
| Ambient | 4 days | |
| Frozen | 8 days |
Specimen Transport Temperature
Refrigerate/Ambient OK/Frozen OK
Reference Values
73-183 mg/dL
Day(s) Test Set Up
Monday through Friday Continuous
Saturday and Sunday Day shift only
Test Classification and CPT Coding
86160