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Test Code LAB140 BLOOD UREA NITROGEN

Additional Codes

Internal: 10445

External: BUN

Beaker: LAB140

 

PERFORMED AT

SBH LABORATORY
SRH LABORATORY
SMH LABORATORY
SPH LABORATORY
HDH LABORATORY

Specimen Requirements

Container Type: Lithium Heparin (Green Top) or Serum Separator (Gold Top)
Specimen Type: Plasma or Serum
Preferred Volume: 1 mL
Emergency Minimum Volume: 0.3 mL
Specimen Processing: Separate serum or plasma from cells as soon as possible by centrifugation. Store and transport refrigerated.
Alternate Specimens: Plain Serum Tube (Red Top), EDTA Plasma (Lavender Top)

 

Stability:

Temperature Time
Room Temp 7 days
Refrigerated 7 days
Frozen (-20 øC) 1 year

 

Method

Enzymatic

Synonyms

Urea Nitrogen, Blood Urea Nitrogen, BUN

CPT Codes

84520

Department

Chemistry

Test Schedule

Daily & STAT

Reference Lab

SCHS