COMPLEMENT, TOTAL

Specimen Required
Draw blood in a plain red-top tube. Allow blood to clot at room temperature 60-65 minutes. Centrifuge, separate and send 1.0 mL serum (0.5 mL minimum) frozen ASAP in a screw-capped plastic vial.

Rejection Criteria
Room temperature or refrigerated samples, SST, lipemic samples

Methodology
Turbidimetric

Stability
Room Temperature: Unacceptable; Refrigerated: Unacceptable; Frozen: 14 days

Reference Range
42-95 U/mL

Performed
Sunday, Tuesday, Thursday

Turnaround Time4 days
Test CodeCH50
CPT-4 Code (s)
86162
LOINC Codes
4532-8

Warde
Medical
Laboratory