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Test Code BUN Urea Nitrogen (BUN)

Additional Codes

Hospital Ordering Code
LAB140  BUN

Specimen Requirements

Submit only 1 of the following specimens:

 

Specimen Type: Plasma

Container/Tube: Green top (lithium heparin)

Specimen Volume: 0.5 mL

Additional Information: Label specimen appropriately (plasma).

 

Specimen Type: Serum

Container/Tube: Serum gel

Specimen Volume: 0.5 mL

Additional Information: Label specimen appropriately (serum).

Performing Laboratory

Unity Point-Sioux City-Chemistry

CPT

84520

Methodology

Kinetic Test with Urease and Glutamate Dehydrogenase

Specimen Transport Temperature

Ambient

 

Stability:

7 days at 15-25 °C

7 days at 2-8 °C

1 year at (-15)-(-25) °C

Day(s) Test Set Up

Monday through Sunday