Item Value
Test name Urea Nitrogen, Plasma / Serum
Available Stat? Yes
Turn around times STAT 1 hour, Routine 4 hours
In House Availability Test available 24 hours per day 7 days per week
Performed by Parnassus, Mission Bay & Mt. Zion Chemistry
Normal range
0 - 4 years 5-27 mg/dL
≥ 5 years 6-22 mg/dL


Note:
1. Normal range for children 0-5 years adapted from Beckman Coulter's "Pediatric Reference Range Guidelines for Synchron Systems" Bulletin 9345
2. Normal range for adults used for children 5-17 years. Beckman Coulter's "Pediatric Reference Range Guidelines for Synchron Systems" Bulletin 9345 for 5-15 year olds comparable to adult range.
2. Normal range for adults was determined by testing 270 male and female healthy blood donors at UCSF.
Container type Light green top preferred, Gold top acceptable
Amount to Collect 1 mL blood
Click here for Microdetermination info
Sample type Plasma or serum

If you have additional questions regarding this test, please call: 415-353-1667