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HelpTest Code LAB4211 UREA, URINE (RANDOM)
Specimen Type
Preferred Specimen: Transparent Red Top Tube
Alternative Specimen: Yellow Urine Tube, Sterile Container
Specimen Volume
10 mL
Minimum Volume
1 mL
Turnaround Time
STAT: 1 hour
Routine: 4 hours
Test Schedule
Daily and STAT
Sample Stability
Room Temp: 2 days
Refrigerated: 7 days
Frozen: 1 month
Specimen Processing
Aliquot 2 to 6mL of a random urine specimen. Store and transport refrigerated.
Method
Colorimetric
Reference Ranges
Urea, Urine mg/dL: No established reference range
Synonyms
Urea Nitrogen, Urine (Random).
Test Components
Urea, Urine, mg/dL.
CPT Codes
84540
Specimen Rejection
Specimens contaminated with fecal material or meconium will be rejected.