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UREA NITROGEN, 24 HOUR URINE
Number 565
CPT Code 84540
Alias
Specimen Container 24Hr Urine Container
Specimen Type 24Hr Urine without preservative
Turn Around Time
Days Performed Tuesday & Friday
Reference Range
Alternate Specimen
Volume 10 mL Aliquot
Stability Ambient 1 Day
Stability Refrigerated 1 Week
Stability Frozen 1 Month
Patient Preparation
Methodology
Spectrophotometry
Limitations
Rejection Criteria
Additional Instructions
Performing Laboratory Primex
TagsBUN, NITROGEN BALANCE