Laboratory Services

Salicylate

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Updated Test Information:

Test Description
Salicylate
Synonym(s)

Acetylsalicylic Acid, aspirin

Test ID
ASA
Performing Lab

Labcorp

Container Type

Red-top tube OR green-top (heparin) tube. DO NOT USE A GEL-BARRIER TUBE. The use of gel-barrier tubes is not recommended due to slow absorption of the drug by the gel. Depending on the specimen volume and storage time, the decrease in drug level due to absorption may be clinically significant.

Specimen Type

Blood

Specimen Requirements

1 mL serum/plasma

Specimen Collection / Processing Instructions

Note: serum/plasma must be removed from SST or PST
Hemolysis should be avoided.  

Minimum Sample Volume

0.5 mL serum/plasma

Stability

Room temperature

Department (code)

Chemistry, Harborview (CHH)

Methodology

Spectrophotometric

Estimated TAT

1 Day

Testing Schedule

Daily

CPT Code(s)

80179

Reference Range

Poisoning: >50 mg/dL

STAT Orderable (Y/N)

Yes

LOINC Code(s)

4024-6