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32350:UREA, 24 HOUR URINE
Methodology:Enzymatic Rate
Edit Date:3/17/2009
Performed:Daily
Released:Same day as tested
CPT Code:84540
Specimen Collection Details
Collection:24-hour urine in 24-hour urine container. Collect without preservatives. Refrigerate during collection. Note time collection started and stopped.
Handling:Send complete collection in original container. If submitting aliquot, mix total collection well and measure and record total volume before pouring off into a sterile container.
Standard Volume:25 mL aliquot or toal urine collection.
Minimum Volume:5 mL urine.
Transport:Refrigerated.
Rejection Criteria:Incomplete collection; specimen not refrigerated.
12.0-20.0 g/24 hr