UREA NITROGEN , URINE
Name: UREA NITROGEN , URINE
Mnemonic: UUN
Container: 24-hr Urine Container, Urine Collection cup
Handling: Available as random/spot or 24-hr specimen
For random/spot: submit 10 ml urine
For 24-hr specimen: Collect in 24-hr urine container supplied by the Laboratory No preservative. Patient collection instructions available in the Laboratory. Specimen must be stored refrigrated during collection time. Submit entire volume to the Laboratory for testing.
Stability:7 days refrigerated, 1 mo frozen
Methodology: Methodology:Spectrophotometry
Reported: Routine 4 hrs
CPT: 84545
Department: Main Lab