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C4 (Fourth Component of Complement), Serum
MessageSpecimen must arrive within 24 hours of draw
Test Code
293
CPT Codes
86160
Preferred Specimen
Serum
Container/Tube: Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Note: 1. Indicate patient’s age and serum. 2. Label specimen appropriately (serum).
Container/Tube: Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Note: 1. Indicate patient’s age and serum. 2. Label specimen appropriately (serum).
Transport Temperature
Refrigerate <=24 hours/Frozen
Methodology
Nephelometry
Reference Range
Adult: 10.0-40.0 mg/dL
0 days – <1 Year: 7.0 – 30.0 mg/dL
1 Year – <19 Years: 13.0 – 37.0 mg/dL
0 days – <1 Year: 7.0 – 30.0 mg/dL
1 Year – <19 Years: 13.0 – 37.0 mg/dL
Performed By
CoxHealth
