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Test Code UUN24 UREA NITROGEN, URINE, 24 HOUR

Important Note

The 24 hour urine sample should be delivered to the lab within 12 hours of collection completion.

For Outside Hospital Clients, submit a 5 mL aliquot from a 24 hour urine collection.  Record the total volume on the lab requisition. 

Additional Codes

Primary ID

Epic Code

Mayo Access ID

UUN24

LAB449 FAH5875

Specimen Information

Container

Specimen

Temperature

Collect Vol

Submit Vol

Min Vol

Stability
Jug A 24 Hour Urine

Refrigerate

24 Hour 5 mL 2 mL 5 days

 

Test Schedule / Analytical Time / Test Priority

Daily 8 am-4:30 pm / Same day / Not available STAT

Method

Colorimetric

CPT(s)

Description CPT Code
Urea Nitrogen, Urine 84540

 

Instrumentation

Ortho Vitros 5600

Reference Range

All ages: 12 – 20 g/24 Hours

Section

Chemistry-1

Performing Location

University of Vermont Medical Center

Is the UVMMC lab NY State Certified to perform this testing?  Yes/No

Yes

LOINC Code Information

Result Code Reporting Name LOINC Code
UUNR Urea Nitrogen, Ur Rand 3095-7
UUNCAL 24h Calc 3096-5