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24-Hour Urine Urea Nitrogen
MessageDay(s) Test Set Up: Monday through Sunday
Test Code
URUREA
CPT Codes
81050, 84540
Preferred Specimen
24-hour urine
Instructions
Submit an entire 24-hour urine collection in a urine container supplied. No preservative. Note: 1. Starting and ending times of collection and total volume are required on request form for processing. 2. See "Urine Collection" in "Special Instructions."
Transport Container
Urine Container
Transport Temperature
Refrigerated
Methodology
Colorimetric
Reference Range
12-20 g/24 hours
Last Updated: January 31, 2020