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C-Reactive Protein
MessageAfter centrifugation, if not in gel barrier tube, pour off serum into an aliquot tube.
Test Code
LAB149
Alias/See Also
CRP
CPT Codes
86140
Preferred Specimen
Lithium Heparin (PST)
Minimum Volume
4.5 ml (1.0 ml min) lithium heparin (green); alternate-SST (gold) or Red (no additive) tubes
Other Acceptable Specimens
Gold (SST)
Instructions
Spin PST and SST and send to lab
Transport Container
1 ml (200 ul minimum) plasma; alternate-serum
Transport Temperature
Room temp
Specimen Stability
Separated from cells: 11 days room temp, 2 months refrigerated
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Icteric: >40 mg/dL bilirubin, Hemolysis: >500 mg/dL hemoglobin, Lipemia: >1000 mg/dL
Methodology
Near Infrared Particle Immunoassay rate methodology
Setup Schedule
Mon-Sun
Reference Range
0.02 – 1.00 mg/dL
Performing Laboratory
Piedmont Athens Regional
