Sign In
Labcorp Oklahoma, Inc.
Test Directory


Index:

Oxalate, Total Random Urine

Order Name OXALATE RU
Test Number: 3808301
Revision Date 12/09/2022
Test Name Methodology LOINC Code
Oxalate, Total Random Urine
Assay Dependant  
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 10 mL (2.5 mL) Urine, Random Sterile Screwtop Container Room Temperature
Instructions Specimen Type: Use random urine transport tube or Monovette(R) with pH stabilizer (LabCorp No. 56015). Monovette(R) instructions accompany units.
Specimen Storage: Maintain ACIDIFIED urine at room temperature. Acid prevents crystallization and conversion of ascorbate (vitamin C) to oxalate.
Specimen Collection: Collect urine and transfer to a random urine transport tube or urine Monovette(R) with pH stabilizer (LabCorp No. 56015).
Special Instructions: State patient's age and sex on the test request form and the specimen container. Specimens submitted without preservative should be acidified after receipt to pH less than or equal to 3 with 6N HCl prior to aliquoting.
Specimen Stability: Ambient: 7 days, Refrigerated : 7 days, Frozen: 14 days
GENERAL INFORMATION
Expected TAT 4 - 7 days  
Clinical Use Labcorp Test Code: 123500 
CPT Code(s) 82570, 83945
Lab Section Reference Lab