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HelpTest Code UN URN Urea Nitrogen, Random Urine
Performing Laboratory
| Memorial Hospital Laboratory- Automated Procedures | 304-388-5953 |
Specimen Requirements
Urine BD vacutainer, no additive or sterile cup
10 mL
Specimen Rejection
- Improperly labeled, collected, stored, and transported
- Quantity not sufficient
Storage and Stability
Keep 2-8oC until analyzed, no preservatives
Reference Values
No established reference values
The test result must be integrated into the clinical content for interpretation
Methodology
Photometric enzyamtic assay
Days Test Set Up and Turnaround
Monday through Sunday, Continuously
| AM Collection | Expected by 9AM same day |
| Routine | Expected within 24 hrs |
| Stat | Expected within 1 hr |
| Timed | Expected results are test dependant |
CPT Coding
84540