Urea Nitrogen, Blood (BUN)
Order Name
BUN
Test Number: 2001100
Revision Date 06/04/2021
Test Number: 2001100
Revision Date 06/04/2021
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
Urea Nitrogen, Blood (BUN)
|
Urease/GLDH | 3094-0 |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 1 mL (0.5) | Plasma | Lithium Heparin PST (Light Green Top) | Refrigerated |
| Alternate 1 | 1 mL (0.5) | Serum | Clot Activator SST | Refrigerated |
| Instructions | Specimen Stability: Ambient 7 days, Refrigerated 7 days, Frozen 1 year | |||
| GENERAL INFORMATION | |
|---|---|
| Testing Schedule | Daily |
| Expected TAT | 1-2 days |
| Clinical Use | Useful in the diagnosis and treatment of certain renal and metabolic disorders. |
| CPT Code(s) | 84520 |
| Lab Section | Chemistry |