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C-Reactive Protein
0050180
Ordering Recommendation
•Preferred test to detect acute phase inflammation (eg, autoimmune diseases, connective tissue disease, rheumatoid arthritis, infection, or sepsis).
•DO NOT ORDER for cardiovascular disease (CVD) risk assessment. Test for CVD risk assessment is C-Reactive Protein, High Sensitivity (0050182).
Mnemonic
CRP
Methodology
Quantitative Immunoturbidimetry
Performed
Sun-Sat
Reported
Within 24 hours  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
  
Collect
Serum separator tube. Also acceptable: Plasma separator tube, green (lithium heparin), lavender (EDTA), or pink (K2EDTA).  
Specimen Preparation
Allow serum tube to clot completely at room temperature. Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Hemolyzed specimens.  
Remarks
  
Stability
After separation from cells: Ambient: 11 days; Refrigerated: 2 months; Frozen: 3 years (if frozen within 24 hours)  
Reference Interval
By report  
Interpretive Data
Refer to report.  
Note
 
CPT Code(s)
86140
Components
Component Test Code*Component Chart NameLOINC
0050180C-Reactive Protein1988-5
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • C-Reactive Protein
  • C-Reactive Protein, S
  • CRP
  • CRP, S
  • CRP, Serum
  • Protein, C-Reactive