Test Code 62870874 Bilirubin Total
Performing Laboratory
Torrance Memorial Laboratories
Specimen Requirements
Submit only 1 of the following specimens:
Hospital Preferred Specimen Type: Plasma
Container/Tube: Lithium heparin gel
Outreach Preferred Specimen Type: Serum
Container/Tube: Serum gel
Infants (1 Day to 2 Months)
Container/Tube: Lithium gel
Spin Instructions:
Serum gel: Allow to sit for 30 minutes prior to spinning. Spin within 2 hours of collection.
Heparin plasma: Spin within 45 minutes of collection.
Additional Instructions:
Avoid prolonged exposure to light.
Also acceptable: Red top tube
Specimen Transport Temperature
Ambient
Storage Temp Stability:
Room Temperature: 24 hours
Refrigerated Temperature: 7 days
Storage Temp Stability: Serum
Room Temperature: 12 hours
Refrigerated Temperature: 7 days
Methodology
Spectrophotometry
Reference Range
Reference range change effective 6/22/2021
Birth - 2 weeks: 0.0 - 12.0 mg/dL
> 2 weeks: 0.2 - 1.2 mg/dL
Day(s) Test Set up/TAT
Performed:
Daily
Available STAT
TAT:
STAT: <1 hr
Routine: < 4 hrs
Aliases
Unconjugated Bilirubin
Indirect Bilirubin
CPT Code
82247