Test Code LAB421 Oxalate, Urine, 24 Hour
Sunquest ordering code
SQ to Path lab: UOX24H
SQ to Mayo: UOX24M
PERFORMING SITE
Pathology Laboratory
SPECIMEN COLLECTION
Container/Tube Type: 24 hour urine collection jug
Collection Information: Urine Urine must be refrigerated during collection.
Transport Information: 24 Hour Urine Collection
Remarks: Preferred - Collect an entire 24-hour urine output in a jug with 20 mL of 6M hydrochloric acid (50%) as a preservative. Label the jug as hazardous.
Acceptable - Random, unpreserved specimens
Specimens collected between 22-26 hours will be accepted as 24 hour specimens. Anything less than 22 hours or greater than 26 hours will be ordered as a "Random" specimen and should include a Period and Volume measurement.
CPT Codes
83945
Specimen Stability
Refrigerated Stability: 7 days
Frozen Stability: 1 month
Notes
Performed: Day of week varies
Analytical Time: 2 days
Alias
Oxalate