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C-Reactive Protein (CRP), Plasma or Serum
Test Code392
CPT Codes
86140
Preferred Specimen
Plasma
Container/Tube: Green-top (heparin) tube(s)
Specimen Volume: 1 mL (minimum volume: 0.5 mL) of plasma
Collection Instructions: Fasting or nonfasting. Avoid hemolysis.
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Serum gel tube(s)
Specimen Volume: 1 mL (minimum volume: 0.5 mL) of serum
Collection Instructions: Fasting or nonfasting. Avoid hemolysis.
Note: 1. Indicate serum. 2. Label specimen appropriately (serum).
Minimum Volume
Pediatric volume: 0.2 mL
Transport Temperature
Refrigerate
Methodology
Cox North and Cox Monett: Particle Enhanced Turbidimetric Immunoassay
Cox South: Nephelometry
Setup Schedule
Monday through Sunday
Reference Range
Cox North and Cox Monet (turbidimetry): <=0.9 mg/dL
Cox South (nephelometry): <=0.3 mg/dL
Cox South (nephelometry): <=0.3 mg/dL
Clinical Significance
Useful as a sensitive and quantitative measurement of the body’s acute-phase response
Performed By
CoxHealth