Ordering Recommendation
Mnemonic
CRPN
Methodology

Immunoassay

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Plasma Separator Tube (PST) microtainer. Also acceptable: Serum Separator Tube (SST).

Specimen Preparation

Separate from cells ASAP or within 2 hours of collection. If serum is used, allow specimen to clot completely at room temperature. Transfer 0.2 mL plasma or serum to an ARUP Standard Transport Tube. (Min: 0.1 mL)

Storage/Transport Temperature

Refrigerated. Also acceptable: Frozen.

Unacceptable Conditions

EDTA plasma. Hemolyzed specimens.

Remarks
Stability

After separation from cells: Ambient: 15 days; Refrigerated: 2 months; Frozen: 3 years

Reference Interval

Refer to Interpretive Data.

Interpretive Data

Neonatal reference intervals have not been established.  C-reactive protein values should be interpreted in the context of serial measurements.

No compliance statements are in use for this test.

Note
Hotline History
N/A
CPT Codes

86140

Components
Component Test Code* Component Chart Name LOINC
0050181 C-Reactive Protein Neonatal 1988-5
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • CRP, neonatal
C-Reactive Protein, Neonatal