Urea Nitrogen, 24 hour Urine

Test Name

Urea Nitrogen, 24 hour Urine

LIS Code

UN24

Availability

M-F, 0800-2300

Lab Section

Chemistry

Fluid Type

Urine

Specimen Tube Type Transport

24 Hour Urine jug with no preservative

Summary Test Name

Urea Nitrogen, 24 hour Urine

Specimen Preparation Outreach

Refrigerate until courier pickup

Specimen Stability

72 hours if refrigerated

Minimum Volume

Submit entire 24 hour urine collection to lab

Specimen Transport

Refrigerate

Specimen Preparation In House

spin/separate and refrigerate until analysis

Stat Availability

Not available stat

Test Turnaround Time Routines And Stats

Routine 4 hours

Reference Value

Male/Female and all ages the same: 12-20 g/24 hrs