ARUP's Laboratory Test Directory

0050181: C-Reactive Protein, Neonatal

Test Mnemonic: CRPN
Methodology: Immunoassay

Performed: Sun-Sat

Reported: Within 24 hours

Specimen Required:  
Collect: One pediatric tube.

Transport: 0.2 mL serum at 2-8°C. (Min: 0.1 mL)

Remarks: Sample must remain refrigerated or frozen during transport.  Allow sample to clot completely at room temperature.  Separate serum from cells ASAP.

Unacceptable Conditions: Samples ambient greater than two hours that are not separated from cells, and lipemic or hemolyzed samples.  Samples submitted to repeated freeze/thaw cycles.

Stability: After separation from cells: Ambient: 3 days; Refrigerated: 8 days; 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.



CPT Code(s):
86140

 

 

 
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