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HelpEPIC CODE: LAB140 Urea Nitrogen
ADDITIONAL TEST CODE
Sunquest: BUN
REGIONAL HOSPITAL PERFORMING
UPH Methodist Hospital
UPH Pekin Hospital
UPH Proctor Hospital
Collect
Plasma collected in Gold (SST) , Red, or Green(Lithium Heparin)top tube.
Preferred Volume: 6.0 mL, Minimum Volume Required 2.0 mL
Storage/Transport Temperature
1 mL plasma or serum at 2-8°C. (Min: 0.5 mL)
Separate serum or plasma from cells ASAP or within 2 hours of collection.
Stability (from collection to initiation)
After separation from cells:
Ambient (room temperature) Stability: 3 days
Refrigerated (2-8oC) Stability:(2-8°C) Stability: 7 days
Frozen (<-20°C) Stability: 6 months
Days Performed
Chemistry (Sunday – Saturday)
Methodology
Spectrophotometic
Reference Interval
| AGE | Female (mg/dL) | Male (mg/dL) |
| 0-14 days | 3-23 | 3-23 |
| 15d-1 year | 3-17 | 3-17 |
| 1-9 years | 9-22 | 9-22 |
| 10-18 years | 7-19 | 7-21 |
| >18 years | 7-18 | 7-18 |
CPT Codes
84520