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HelpTest ID BLOD0001 Blood Urea Nitrogen
Synonym
BUN, Urea
Specimen Type/Requirements
Light Green top (Lithium Heparin w/gel) tube - Plasma (Preferred)
Gold top (Serum w/gel) tube - Serum
Red top (Serum w/out gel) tube - Serum
Specimen should be centrifuged and separated within 2 hours of collection.
Test may be affected by gross hemolysis, gross icterus and gross lipemia.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.5 mL |
Stability/Transport
Sioux Falls, Fargo, Bemidji, Black Hills
| Room Temperature | 7 days | |
|---|---|---|
| Refrigerated | 7 days | Preferred for transport |
| Frozen | 1 year |
Bismarck
| Room Temperature | 24 hours | |
|---|---|---|
| Refrigerated | 7 days | Preferred for transport |
| Frozen | 2 months |
Performed Test Frequency
Monday through Sunday
Report Available
1 - 3 days
Methodology
Sioux Falls, Fargo, Bemidji, Black Hills
Enzymatic (Urease)
Bismarck
Urease GLDH
Performing Lab
Sanford Laboratories Sioux Falls, Fargo, Bismarck, Bemidji, Black Hills
CPT
84520