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UREA NITROGEN, URINE, RANDOM

Mnemonic

U UN R

Synonym

Urea Nitrogen (UN) in Urine - Urine Urea Nitrogen (UUN)

Specimen Collection Requirements

Collect

Urine, one sterile container without preservatives. Pediatric samples may be collected using a cotton ball.

Handling

Remove particulates by centrifugation prior to analysis.

Preferred Volume

2.0 mL urine

Minimum Volume

0.5 mL urine

Transport

Refrigerated (2-8°C)

Stability

Ambient (18-26°C): 48 hours; Refrigerated (2-8°C): 7 days; Frozen (at or below -20°C): 1 month

Testing Information

Performed

7 days/week

Reported

24 hours

Method

Enzymatic

Reference Values

Reference Values

Not Established

CPT Codes

84520

Last Updated: Monday, June 19, 2017 03:51:05 PM


Client Services: 503-413-1234