Inpatient and Outpatient Orderable

Urea Nitrogen (BUN) Build info

Synonyms

  • BUN
  • BLOOD
  • BLOOD UREA NITROGEN
  • LAB140

Short Name

BUN

Procedure Master Number

LAB140

Procedure ID

928

Clinical Info

Specimen Sources

 Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

 Blood

Container

Gold Top Tube

Collection Instructions

Submit only 1 of the following specimens:
 
Plasma
Container/Tube:  Mint green-top (lithium heparin gel) tube(s)
Specimen:  1 mL of lithium heparin plasma
Transport Temperature:  Refrigerate
Collection Instructions:
Note:  1. Indicate plasma on request form.
2. Label specimen appropriately (plasma).
 
Serum
Container/Tube:  Gold-top tube(s)
Specimen:  1 mL of serum
Transport Temperature:  Refrigerate
Collection Instructions:
Note:  1. Indicate serum on request form.
2. Label specimen appropriately (serum).

Transport Instructions

Refrigerate

Specimen Stability

7 days Room Temperature
7 days Refrigerated
1 year Frozen

Methodology

Kinetic, Urease

Days Performed

Monday - Sunday, Continuously

Performing Laboratory

Northwell Health Laboratories

CPT

84520

PDM

 5300025

Only Orderable at Locations:

 Orderable Everywhere

Results
Component Name Base Name Common Name External Name
BLOOD UREA NITROGEN, SERUM BUN BUN BUN