Complement C4

Overview

  • EPIC Code:
  • LAB151
  • Soft Test Code:
  • C4
Alternate Names
  • C4
  • C4 Complement
  • C4 Complement Antigen
  • C4 Complement Component

Specimen Collection & Preparation

Specimen Requirements

1.0 mL Plasma in a PST Green Top Yellow Ring Tube - Li Heparin

Alternate Specimen

1.0 mL Serum in a SST Gold Top Tube 
or
1.0 mL Plasma from a Green Top Tube - Li Heparin in a Plastic Vial 
or
1.0 mL Serum from a Red Top Tube in a Plastic Vial

TransportAndStorage

7 days Refrigerated (preferred)
3 months Frozen - (Store -20°)

6 hours unspun

Avoid freeze-thaw cycles are avoided.

Collection Instructions

 

Clinical Interpretation

Reference Range:

13 - 38 mg/dL


Methodology:
  • Immunoturbidimetric

Production Schedule

Sites Performed
  • Parkview Regional Medical Center
Days Performed
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Chemistry

Coding & Compliance

CDM

01487581


CPT Coding

86160