COMPLEMENT C5

Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate and send 1.0 mL serum (0.1 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
SST

Rejection Criteria
Plasma

Methodology
Radial Immunodiffusion

Stability
Room Temperature: 2 days; Refrigerated: 14 days; Frozen: 1 month

Reference Range
6.0-20.0 mg/dL

Performed
Tuesday, Thursday, Saturday

Turnaround Time4-6 days
Test CodeC5C
CPT-4 Code (s)
86160 RUO
LOINC Codes
4505-4

Warde
Medical
Laboratory