C2 Complement Component
Order Code: C2
Epic Lab Code: LAB153
Order Form: A-1a Miscellaneous Request or Epic Req
Commercial Mail-out Laboratory
6240 RCP
356-3527
Specimen:
Serum
Collection Medium:
Red top tube
Minimum:
Preferred minimum: 1 mL serum
Rejection Criteria:
Plasma is not accepted.
Delivery Instructions:
Deliver to laboratory immediately after collection. Critical frozen.
Specimen Instructions:
Sample must be processed and frozen within 2 hours of blood draw.
Analytic Time:
5-10 days upon receipt at reference laboratory.
Reference Range:
1.0-4.0 mg/dL
Interpretive Data:
Decreased C2 levels may be associated with increased susceptibility to infection (especially pneumococcal infections), systemic lupus erythematosus-like disease, rashes, arthritis, nephritis, and with C1- Esterase deficiency. Increased C2 levels are associated with the acute phase response.
Methodology:
Radial Immunodiffusion
CPT Code:
86160
 
See Additional Information:
Specimens Requiring Immediate Delivery