Veripath Test Directory

Epic Test Name UREA NITROGEN URINE 24 HR
Components
Synonyms
Description
Specimen Requirements 
Container 24 hr urine container
Specimen Type Urine
Preferred Collection Volume Entire 24 hour urine collection
Minimum Collection Volume 300 mL
Collection Instructions Refrigerate during collection.
Specimen Handling
Rejection Criteria Bacterial growth, High atmospheric ammonia concentration.
Methodology Urease/glutamate dehydrogenase
Reference Range 12­ - 20 g/24 hrs
CPT Code(s) 84540
Department Chemistry
Contact Information Lab (main): 214-633-5227
Turn Around TimeRoutine less than 4 hrs
Performed Sunday - Saturday
Performed by Chemistry
Link
Notes
Updated/Reviewed 09/25/2017


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