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C4 Complement, Serum*

Important Note

*This test is orderable in Cerner

Performing Laboratory

Rutland Regional Medical Center Laboratory

Specimen Requirements

Submit only 1 of the following specimens:

Specimen Type: Blood
Container/Tube: Light Green LiHep Plasma Gel Tube

Alternative: Gold SST, Serum Separator Tube
Specimen Volume: Full tube
Specimen Minimum Volume: 2 mL
Collection Instructions:

1. Send specimen in original tube.
2. If there is a delay in transport of >1 hour, centrifuge tube.

Reference Values

10.0 - 40.0 mg/dL

Days Performed


Analytical Time:

1 Day

Available STAT


Immunoturbidimetric Assay

Test Classification and CPT Coding


Specimen Transport Temperature