| CERNER / EPIC MNEMONIC: | BUN |
| POE DESCRIPTION: | UREA NITROGEN BLOOD; BUN |
| CPT CODE: | 84520 |
| DAYS PERFORMED: | Specimen accepted daily, 24 hours |
| TURNAROUND TIME: | Routine: 8 hours; stat: 1 hour |
| CONTAINER TYPE: | SST tube |
| SPECIMEN REQUIREMENTS: | Blood (serum) |
| MINIMUM VOLUME: | 0.4 mL blood (0.2 mL serum) |
| REFERENCE RANGE: | 0-1 months: 4-12 mg/dL; 1 month to 15 years: 5-18 mg/dL; older than 15 years: 8-21 mg/dL |
| TEST SYNONYM(S): | Blood Urea Nitrogen; BUN; Urea Nitrogen, Blood |
