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Test Code CRP C-Reactive Protein, Inflammatory LAB149

Important Note

For assessing cardiovascular risk see C-Reactive Protein, High Sensitivity.

Test Method

Turbidimetric Method; Beckman DXC600


Testing is performed Monday through Sunday.


Routine: Typically completed within 4 hours after the specimen
arrives at the testing site.


STAT: Typically completed within 1 hour after the specimen
arrives at the testing site.

Useful For

Evaluation of inflammatory conditions

Specimen Requirement

0.5 mL of serum or plasma is required.

CPT Code Information

86140 C-reactive protein

Reference Values

< 1.0 mg/dL

LOINC Code Information

1988-5 C Reactive Protein [Mass/Volume] In Serum Or Plasma

Additional Specimen Collection Information

Collect blood in a lithium heparin, green-top or red-top tube.
PST and SST (gel tubes) are acceptable. Serum or plasma should be
separated from contact with the cells within 2 hours of collection.
Specimens not centrifuged within 4 hours of collection may be
rejected. Refrigerate the specimen if unable to assay within 8
hours of collection. Samples with >1+ lipemia must be cleared
prior to analysis.