| Test Name | BLOOD UREA NITROGEN |
| Mnemonic | BUN |
| CPT | 84520 |
| Department | |
| Container | Serum Separator, Plasma Separator |
| Handling | Volume: 1.0 ml serum or heparinized plasma Centrifuge within 4 hrs of collection Stability: 7 days at room temperature; 7 days refrigerated; 1 yr frozen |
| Component | |
| Methodology | Methodology: Enzymatic |
| Units | mg/dl |
| Required Information | |
| Reported | Routine 4 hr, STAT 1hr |
| Note | |
| Cross References | |
| Referred Lab |