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Test Code LAB34 Salicylate

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Methodology

Colorimetric (Ferric Nitrate)

Literature References:

Package insert: Salicylate. Roche Diagnostics, 2010.

Specimen Requirements

Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin) tube
Specimen Volume: Full tube

 

Day(s) Test Set Up

Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in the laboratory

Routine: 2-4 hours after receipt in laboratory

Test Classification and CPT Coding

80179

Reference Values

Critical value (automatic call-back): ≥20 mg/dL

Literature Reference:

Physicians’ Desk Reference, 2010 Edition, PDR Network. LL, Montvale, NJ, 2009.

Specimen Transport Temperature

Ambient

 

Additional Information

For BJH Laboratory Use Only
Alternate Tube:

Red top tube

1 lavender-top (EDTA) tube

 

Analyte Stability:

  • Specimens must be processed within 4 hours.
  • Processed sample stability:
    • Ambient - 24 hours
    • Refrigerated (2 - 8°C) - 7 days
    • Frozen (≤ -20°C) - for a longer period of time.
  • See Analyte Stability Chart under General Information for a complete list.

Laboratory Processing Instructions:

Test performed in BJH Core Lab. Centrifuge upon receipt. Deliver to the Modular station. Completed specimen is stored refrigerated for 1 week.

LOINC Code Information

Name LOINC Code
Salicylate, Plasma 4024-6