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HelpTest ID BILI3 Bilirubin, Serum
Useful For
Assessing liver function
Evaluating a wide range of diseases affecting the production, uptake, storage, metabolism, or excretion of bilirubin
Monitoring the efficacy of neonatal phototherapy
Method Name
Total Bilirubin: Photometric, Diazonium Salt
Direct Bilirubin: Colorimetric Diazo Method
Reporting Name
Bilirubin, SSpecimen Type
SerumShipping Instructions
Ship specimen in amber vial to protect from light.
Necessary Information
Patient's age and sex are required.
Specimen Required
Supplies: Amber Frosted Tube, 5 mL (T915)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Amber vial
Specimen Volume: 1 mL
Collection Instructions:
1. Serum gel tubes should be centrifuged within 2 hours of collection.
2. Red-top tubes should be centrifuged, and the serum aliquoted into an amber vial within 2 hours of collection.
Specimen Minimum Volume
0.25 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 24 hours | LIGHT PROTECTED |
| Frozen | 30 days | LIGHT PROTECTED | |
| Ambient | 6 hours | LIGHT PROTECTED |
Reference Values
Direct Bilirubin
≥12 months: 0.0-0.3 mg/dL
Reference values have not been established for patients who are younger than 12 months of age.
Total Bilirubin
0-6 days: Refer to www.bilitool.org for information on age-specific (postnatal hour of life) serum bilirubin values.
7-14 days: 0.0-14.9 mg/dL
15 days to 17 years: 0.0-1.0 mg/dL
≥18 years 0.0-1.2 mg/dL
Day(s) Performed
Monday through Sunday
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82247-Bilirubin, total
82248-Bilirubin, direct
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| BILI3 | Bilirubin, S | 34543-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| BILID | Bilirubin, Direct | 1968-7 |
| BILIT | Bilirubin Total, S | 1975-2 |
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| BILIT | Bilirubin Total, S | Yes | Yes |
| BILID | Bilirubin, Direct | Yes | Yes |
Report Available
Same day/1 to 2 daysNY State Approved
YesDisease States
- Hyperbilirubinemia