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Test Code Cardio CRP C-Reactive Protein, High Sensitivity, Serum

Reporting Name

C-Reactive Protein, High Sens, S

Useful For

Assessment of risk of developing myocardial infarction in patients presenting with acute coronary syndromes


Assessment of risk of developing cardiovascular disease or ischemic events in individuals who do not manifest disease at present

Advisory Information

This assay should be used to assess risk of cardiovascular disease or events.


CRP / C-Reactive Protein (CRP), Serum should be used to monitor or assess other inflammatory disorders.

Specimen Required

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Seattle Children's Hospital Note:

Collect 1.0 mL whole blood in Red top.

Specimen Type


Specimen Minimum Volume

0.2 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 7 days
  Frozen  30 days

Day(s) and Time(s) Performed

Monday through Saturday; Continuously

Seattle Children's Hospital Note:

TAT: 3 - 4 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Method Name


Method Description

Particle-enhanced immunoturbidimetric assay. Human CRP agglutinates with latex particles coated with monoclonal anti-CRP antibodies. The precipitate is determined turbidimetrically.(Package Insert: Cardiac C-Reactive Protein (Latex) High Sensitive, Roche Diagnostics. Indianapolis, IN. 08/2013)

Reference Values

Lower risk: <2.0 mg/L

Higher risk: ≥2.0 mg/L

Acute inflammation: >10.0 mg/L

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
HSCRP C-Reactive Protein, High Sens, S 30522-7


Result ID Test Result Name Result LOINC Value
HSCRP C-Reactive Protein, High Sens, S 30522-7


If not ordering electronically, complete, print, and send a Cardiovascular Test Request Form (T724) with the specimen.

Reject Due To


Mild OK; Gross reject


Mild OK; Gross reject


Mild OK; Gross reject