C1 COMPLEMENT COMPONENT, FUNCTIONAL

Specimen Required
Draw blood in a plain red-top tube. Allow blood to clot at room temperature for 20-60 minutes. Centrifuge, separate and send 1.0 mL serum (0.25 mL minimum) frozen (-70°C) in a screw-capped plastic vial. CRITICAL FROZEN.

Rejection Criteria
SST, Thawed specimens

Methodology
Quantitative Hemolytic Assay

Stability
Room Temperature: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 year

Reference Range
By report

Performed
Varies

Turnaround Time35-40 days
Test CodeC1COM
CPT-4 Code (s)
86161
LOINC Codes
C1 Complement Component, Functional   58462-3  

Warde
Medical
Laboratory