Urea Nitrogen BUN
Method(s) | Spectrophotometry |
---|---|
Specimen Required | |
Collect | One 5 mL gold (SST) top tube. Also acceptable: heparinized plasma. |
Transport | 1 mL serum at 2-8ºC. |
Stability | Refrigerated: 7 days |
Schedule | Daily-24 hours per day |
Billing Code | 1010060 |
CPTCode | 84520 |
Preferred Specimen Collection Device(s) | |
Reference Interval | |
9 - 23 mg/dL |