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Test Code NBILI Bilirubin, Neonatal, Plasma or Serum

Performing Laboratory

Chilton Hospital Laboratory-Chemistry

Methodology

Colorimetric

Note: This test can only be ordered on infants <15 days.

Specimen Requirements

Specimen Type: Plasma or serum

Container/Tube: Light-green top (lithium heparin gel) Microtainer, red top Microtainer

Specimen Volume: Full tube

Collection Instructions: Protect specimen from light.

Specimen Transport Temperature

Ambient

Reference Values

TOTAL BILIRUBIN

1.0-10.5 mg/dL

Critical values (automatic call-back):

Infants <24 hours: ≥6.0 mg/dL

Infants 24-48 hours: ≥12.0 mg/dL

Infants >48 hours: ≥15.0 mg/dL

 

UNCONJUGATED BILIRUBIN

0.6-10.5 mg/dL

 

CONJUGATED BILIRUBIN

0.0-0.6 mg/dL

Day(s) Test Set Up

Monday through Sunday

Available STAT

Turnaround Time:

Routine-4 hours