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Available Tests

  • BUN (Urea Nitrogen)

BUN (Urea Nitrogen)

Tube Type

Test ID   LAB140
EPIC Order
  BUN
CPT Code(s)   84520
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   Routine 30; STAT 888
Specimen Routine: 1 mL blood/serum separator tube/gold top/red/royal blue top acceptable
  micro: 200 µL blood/serum separator bullet/gold top/red top
Availability Routine: 24 hours/day
  STAT: Yes
Turnaround Time   STAT 1 hr., Routine 2 hrs.
Reference Range Normal: see Table below
     

INTERNAL REFERENCE TESTING SPECIMEN HANDLING INSTRUCTIONS:  

Centrifuge, aliquot, refrigerate
Comments

 Reference Range:

Age mg/dL (Urea-N)
<1 yr 4-19
1-13 yr 5-17
14 yr + 7-21

Reviewed by joanne_rich on June 15, 2016

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514

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