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HelpUrea Nitrogen Level 24 Hour Urine
eD-H Order Code
LAB449
Specimen Collection Information
| Specimen | Minimum Test Volume | Container | Special Handling |
|---|---|---|---|
| Urine | 0.1 ML | No pH Adjustment |
Specimen Transport Temperature
Refrigerated
Reference Ranges / Critical Values
| Assay | Gender | Age Range | Normal Range | Critical Values | Units |
|---|---|---|---|---|---|
| U24 Urea Calc | All | 0 Minutes – 150 Years | 12.00 -20.00 | gm/24hr |
Specimen Stability
Urine sample must be received in laboratory within 24 hours
of
end of collection. Keep urine sample refrigerated until
delivered
to laboratory.
Chemistry Blo
Additional Specimen Instructions
24 hour urine collection without preservative. Urine must be kept refrigerated during collection.
Day(s) Performed
Monday through Sunday; continuously
CPT(s)
84540
Performing Lab Section
Chemistry