Urea Nitrogen, Serum

CERNER / EPIC MNEMONIC: BUN
POE DESCRIPTION: UREA NITROGEN BLOOD; BUN
CPT CODE: 84520
DAYS PERFORMED: Specimen accepted daily, 24 hours
TURNAROUND TIME: Routine: 8 hours; stat: 1 hour
CONTAINER TYPE:

SST tube

SPECIMEN REQUIREMENTS: Blood (serum)
MINIMUM VOLUME: 0.4 mL blood (0.2 mL serum)
REFERENCE RANGE: 0-1 months: 4-12 mg/dL; 1 month to 15 years: 5-18 mg/dL; older than 15 years: 8-21 mg/dL
TEST SYNONYM(S):Blood Urea Nitrogen; BUN; Urea Nitrogen, Blood