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High Sensitivity C-Reactive Protein, serum (087-0141)
Test Mnemonic:

HS CRP

Specimen Requirements:
Test Included:

High Sensitivity C-Reactive Protein

Collection:

Routine venipuncture

Container:

7mL of blood in SST (gel barrier) tube or red-topped tube. Acceptable: Plasma samples EDTA, Lithium Heparin, and Sodium Heparin

Minimum Volume:

3 mL of blood

Storage/Transport:

Delivered to Sample Management within 2 hours of collection.

Specimen Preparation:

Allow specimen to clot completely at room temperature. Centrifuge to separate serum from cells within 2 hours of collection. Transfer serum from collection tube to labeled plastic transport tube

Stability:

 Room temperature for ≤ 8 hours, refrigerated for ≤ 72 hours or frozen for ≤ 6 months.  (Avoid repeated freeze/thaw cycles).  Plasma samples can be stored at refrigerate for ≤ 72 hours.  Plasma samples should not be frozen.

Causes for Rejection:

Incomplete and/or incorrect sample identification, improper storage/transport , and gross hemolysis or lipemia.

Reference Range:

By report (reports may vary based on instrumentation, patient age and sex)

Turnaround Time:

 Monday - Sunday: 7 am - 3:00pm   

Methodology:

Nephelometry

Performed:

Monday - Sunday: 7 am - 3:00pm   

Lab:

Special Chemistry

Synonyms:

hs CRP

CPT 4 Code:

86141

Note:

Director approval required for STAT requests

When ordering tests for which Medicare or Medicaid reimbursement will be sought, physicians should only order tests that are medically necessary for the diagnosis or treatment of the patient. Components of the organ or disease panels may be ordered individually. The diagnostic information must substantiate all tests ordered and must be in the form of an ICD-10 code or its verbal equivalent.
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