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Test Code SALI Salicylate Level

Additional Codes

Cerner

NextGen

Salicylate Level

Salicylate Level

Alternate Name(s)

Acetylsalicylic Acid

ASA

Salicylic acid

Aspirin

Methodology

Enzymatic-Colorimetric

Patient Preparation

None

Collection Instructions

Standard phlebotomy practices.

Specimen Requirements

Container

Specimen Type

Tube

Lithium Heparin Plasma

Serum

 or 

SST

For up to 24 hours

 or  or 

 

Stability

Storage

Temperature

Stability

Room Temperature

18-28°C

≤ 7 days

If separated within 4 hours

Refrigerated

2-8°C

≤ 7 days

If separated within 4 hours

Frozen

≤ -18 °C

≤ 6 months

If separated within 4 hours

Rejection Criteria

Gross Hemolysis

Result Reporting and Reference Values

Result Reporting and Reference Values

Reported in mg/dL         

 

Low

High

Critical Low

Critical High

Therapeutic Range

0

20

N/A

>30.0

Reflex Testing

None

Limitations

  • Ortho reports a bias with the following:
    • Phenol at 10 mg/dL can have a +15.0 mg/dL bias
    • Sodium Thiosulfate at 20 mg/dL can have a -11.7 mg/dL bias
  • Ortho reports no significant effect with the following: 
    • Bilirubin up to 27 mg/dL     
    • Hemoglobin up to 1000 mg/dL
    • Lipemia up to 800 mg/dL
  • The following interpretive data is visible to practitioner:
    • Phenol in the toxic range will create a positive bias, Sodium Thiosulfate in the sub therapeutic range will create a negative bias.

Useful For

Salicylate belongs to a class of analgesic, antipyretic, and anti-inflammatory drugs that includes aspirin.  Salicylate measurements are used in the diagnosis of Salicylate overdose and in monitoring Salicylate therapy.

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