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HelpTest Code LAB50 Bilirubin, Total
Useful For
- Evaluating degrees of jaundice
- Detecting hemolytic anemia
- Assessing liver function
Methodology
Colorimetric Diazo
Performing Laboratory
Bozeman Health Laboratory Services
Specimen Requirements
Specimen Type: Plasma or serum
Container/Tube: Light-green top (lithium heparin gel), red top, or gold top
Specimen Volume: 1 mL
Specimen Minimum Volume: 0.5 mL
Specimen Pediatric Volume: 1 amber Microtainer (0.5 mL)
Collection Instructions: Protect specimen from light. Hemolyzed samples may be rejected.
Specimen Transport Temperature
Ambient<24 hours/Refrigerated>24 hours
Specimen Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Plasma or Serum | Ambient | 1 day |
| Refrigerated | 7 days | |
| Frozen | 6 months |
Note: Stability values are only valid if care is taken to prevent exposure to light.
Reference Values
| Age | Normal Range | Critical Value |
|---|---|---|
| 0-1 days of life | 0.0-4.8 mg/dL | 6.4 and higher |
| 1-2 days of life | 0.0-8.8 mg/dL | 10.6 and higher |
| 2-3 days of life | 0.0-12.1 mg/dL | 13.5 and higher |
| 3-4 days of life | 0.0-14.0 mg/dL | 14.5 and higher |
| 4-30 days of life | 0.0-15.5 mg/dL | 16.1 and higher |
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
82247