Test Center

My Recent Searches

  • No Recent Search.

My Tests Viewed

  • No Test Viewed.
Test Name

C-Reactive Protein (CRP)

CPT Code(s)

86140

Methodology

Nephelometry

Limitations

Oral contraceptives, IUDs, pregnancy, and menstruation may raise CRP levels. Levels are lowest during ovulation.

Reference Range(s)

<0.80 mg/dL

Clinical Significance

Increased CRP levels are found in inflammatory conditions including: bacterial infection, rheumatic fever, active arthritis, myocardial infarction, malignancies and in the post-operative state. This test cannot detect the relatively small elevations of CRP that are associated with increased cardiovascular risk.

Alternative Name(s)

CRP

To view specimen requirements and codes please Select a regional laboratory.

Not sure which laboratory serves your office? Call us 866-MYQUEST (866-697-8378)

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.

19885R
4420X
4420
4420
4420
4420
19885R
4420
19885R
4420X
4420
55970
4420
4420
1535
4420
4420
4420
13102
4420
4420
4420
19885R
4420X
19885R
4420
19885P
4420X
4420
55970
7170
4420
C-Reactive Protein (CRP)
4420