Test Code BILIF Bilirubin, Fractionated
Additional Codes
- Expanse Test Name: Bilirubin Fractionated, S
- Medinet Ref Code: BILIF
- OV Code: CHEM*BILIF
Performing Laboratory
St. Lukes Hospital Laboratory
Methodology
Doumas Reference Method/Modified Diazo
Specimen Requirements
Submit only 1 of the following specimens:
PlasmaDraw blood in a green-top (lithium heparin) plasma
gel tube(s). Spin down and send 1 mL of lithium heparin plasma
refrigerated. Avoid hemolysis, lipemia, direct sunlight, or
prolonged exposure to fluorescent light.
Note: 1. Indicate plasma on request
form.
2. Label specimen appropriately (plasma).
Serum
Draw blood in a serum gel tube(s). Spin down and send 1 mL of serum
refrigerated. Avoid hemolysis, lipemia, direct sunlight, or
prolonged exposure to fluorescent light.
Note: 1. Indicate serum on request form.
2. Label specimen appropriately (serum).
Unspun specimens must be transported at ambient
temperature and arrive to the laboratory within one hour of
draw.
Reference Values
Total Bilirubin
Infants:
Premature
<24 hours: 10-14 mg/dL
24-48 hours: 10-14 mg/dL
3-5 days: 10-14 mg/dL
Full-term
<24 hours: 2-6 mg/dL
24-48 hours: 6-10 mg/dL
3-5 days: 4-8 mg/dL
>2 months 0.2-1.0 mg/dL
Critical value (automatic call-back)
Infants <2 months: >15 mg/dL
Direct Bilirubin
0.0-0.2 mg/dL
Indirect Bilirubin
Not established
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
CPT: 82247-Total Bilirubin
CPT: 82248-Direct Bilirubin
LOINC: 1975-2-Total Bilirubin
LOINC: 1968-7-Direct Bilirubin