- UUNB
Urea Nitrogen, Urine, 24 Hour (RPS)
Test Code
UUNB
Specimen Name
Urea Nitrogen, Urine, 24 Hour (RPS)
CPT Codes
- 84540
Collect
24Hr Container, No Preservative (1)
Stability
Frozen
Volume
10 mL aliquot of 24 hour urine
Minimum Volume
—
Performed
—
Additional Information
Refrigerate up to 48 hours and then freeze.
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Common Lab Definitions
- Serum
- Plasma
- STT