COMPLEMENT C2

Test Documentation
Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate within 1 hour of collection. Send 1.0 mL serum (0.1 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Plasma: EDTA, frozen
Serum: SST

Methodology
Radial Immunodiffusion

Stability
Room Temperature: 28 days; Refrigerated: 28 days; Frozen: 28 days

Reference Range
By report

Performed
Monday, Wednesday

Turnaround Time6-10 days
Test CodeCC2
CPT-4 Code (s)
86160 RUO
LOINC Codes
4484-2

Warde
Medical
Laboratory