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HelpTest Code C4 Complement C4
Cerner Test Code
C4
Acceptable Collection Tube(s) or Specimen
Preferred: Gold SST
Acceptable: Red Top
Specimen Draw Volume
Volume: 1.0 mL
Minimum Volume: 0.5 mL
Processing Instructions
Draw in a Gold SST tube. Allow tube to clot for 30 minutes, centrifuge, and refrigerate.
Stability
Stability: Refrigerated 3 days, Frozen 3 weeks
Performed Test Frequency
Everyday
CPT(s)
86160
Methodology
PEG-enhanced immunoturbidimetric
Performing Location
MercyOne Des Moines Laboratory, Chemistry
Rejection Criteria
Rejection criteria: Plasma