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General Information:

Web Links:

Mayo Clinic Laboratories

Test Code LAB0201442 Complement C3, Serum or Plasma

Methodology

Immunoturbidimetric

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

Specimen Type: Serum

Container/Tube:

Preferred: (Red top,Gold /SST).  Note: C3 and C4 often ordered together and C4 requires serum

Acceptable:Green top (Lithium Heparin), Na Heparin plasma (label specimen appropriately)

Specimen Volume: 0.5 mL

Minumum Volume: 0.3 ml

Specimen Transport Temperature

Refrigerated

Reference Values

1-14 years: 80-172 mg/dL

>14 years: 82-189 mg/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

86160