- YUUNS
Urea Nitrogen, Urine, Random
Specimen:
Test Code
YUUNS
Specimen Name
Urea Nitrogen, Urine, Random
Collect
Sterile Urine Cup, Random Urine
Submit
20 mLs (Min: 10 mL) Random Urine in a clean container with no preservative, Refrigerated.
Special Handling
No special patient preparations are necessary. Transfer urine to laboratory within 2 hours of collection.
Rejection Criteria
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Stability
Room Temperature 8 hours; Refrigerated 48 hours; Frozen 48 hours
Methodology
Beckman Coulter AU5800
Performed
Performed Sunday through Saturday
Reported
1-3 days
CPT Codes
- 84540
Components
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Additional Information
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Common Lab Definitions
- Serum
- Plasma
- STT