Test name: C-Reactive Protein
Order Code: CRP
Preferred Specimen: 2mL serum in a Serum Separator Tube (SST or Tiger-top)
CPT Code: 86141
Collection: Allow SST to clot in an upright position for 30 min, then centrifuge sample within 2 hours of collection. Refrigerate.
Special Instructions and Considerations: Significantly decreased CRP values may be obtained from samples taken from patients who have been treated with carboxypenicillines. Erroneous findings may be obtained from samples taken from patients who have been treated with monoclonal mouse antibodies or have received them for diagnostic purposes.
Transport Temperature: Refrigerated
Specimen Stability: 11 days under room temperature; 2 months refrigerated