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Lab Manual for Moffitt-Long and Mount Zion

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Urea Nitrogen, Body Fluid

Item Value
Approval req'd? No
Available Stat? No
Test code UNB
Test group Urea
Performed by Parnassus Chemistry
In House Availability Test available 24 hours per day 7 days per week
Method Enzymatic conductivity, kinetic (urease)
Collection Instructions Specimen label must contain the date the sample was collected and the legible name of the person who collected the sample.
Container type Red top or clean container
Amount to Collect 5 mL fluid
Sample type Body Fluid
Preferred volume 1 mL fluid
Min. Volume 0.2 mL fluid
Units mg/dL
Normal range
Stability Room temperature 8 hours, refrigerated 2 days, frozen at -20C 1 week
Turn around times 4 hours
LOINC code 3093-2
Last Updated 3/24/2013 8:14:51 PM
Entry Number 964
Lab Procedure Link Click here for Procedure

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

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