Sign in →

Test Code U_UN Urea Nitrogen Urine

EHR Test Codes

  Test Code Test Name
Atlas U_UN Urea Nitrogen Random Urine
Cerner   Urea Nitrogen Urine

Specimen Requirements

Preparation of Patient: 

None.

 

Container Type: 

Sterile Specimen Cup

 

or

 

White Top 6mL No Additive Tube

 

Specimen Type:

Urine

 

Specimen Volume: 

6 mL Urine minimum .5 mL

 

Specimen Handling/Transport:

Aliquot urine into White Top 6ml No Additive Tube if availible via urine transfer straw.  Transport refrigerated 2-8°C.

 

Specimen Stability/Storage:

3  days refrigerated 2-8°C

 

Specimen Rejection:

Samples in preservatives

Performing Laboratory

Munson Medical Center Laboratories

Chemistry Department

Priority, Frequency, & Turnaround

Priority:

Non-Emergent

 

Frequency:

24 hours 7 days a week

 

Turnaround:

0 - 1 days

Methodology

Urease

Reporting

Reference Range:

None

 

Critical Decision: 

None

Clinical Significance

Urine urea nitrogen serves as an aid in diagnosing liver and renal disease

CPT Code(s)

84540