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St. John Health System
Lab Catalog


Index:

Uric Acid

Order Name URIC ACID
Test Number: 2005750
Revision Date 06/04/2021
Test Name Methodology LOINC Code
Uric Acid
Uricase 3084-1 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Alternate 1 1 mL (0.5) Serum Clot Activator SST Refrigerated
Instructions Stability: Ambient 3 days, Refrigerated 7 days, Frozen 6 months
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days  
Clinical Use Useful in the diagnosis of hyperuricemia, gout and tumor lysis syndromes. 
Notes N-acetyl-p-benzoquinone imine (metabolite of Acetaminophen) will generate erroneously low results in samples from patients that have taken toxic doses of acetaminophen.
CPT Code(s) 84550
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Chemistry