Days Set Up
Daily, 24 hrs.
Analytic Time

2 hours

MiChart Code
C-Reactive Protein (Inflammatory)
Soft Order Code

Test Updated:


Acute Phase Reactant
CRP Screen
Cardiac Risk C-Reactive Protein

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Test Overview

Test Methodology


Test Usage

Determine the presence of C-reactive protein. Nonspecific, but most sensitive indicator of inflammation and/or necrosis. A baseline presurgical CRP may be useful in determining postoperative infection.

Reference Range

0.0 - 0.6 mg/dL

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Offsite Collection Instructions

Collect specimen in an SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate up to 1 week or freeze for longer storage. .

Yellow Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum

Billing Information

CPT Code
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.