Bilirubin, Fractionated
Test Mnemonic
BILIFR
CPT Codes
- 82247 - QTY (1)
- 82248 - QTY (1)
LOINC ®
50189-0
Aliases
- Total and Direct Bilirubin
Includes
- Total Bilirubin
- Unconjugated Fractions
- Conjugated Fractions
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | Lithium heparin PST (Lt. Green) | Centrifuge and refrigerate. | Submit in original tube or aliquot specimen into CCL aliquot tube |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | SST (Gold) | Centrifuge and refrigerate. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.4 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 1 day if protected from light |
| Refrigerated | 7 days if protected from light |
| Frozen | 6 months if protected from light |
Days Performed
Sun - Sat
Turnaround Time
8 hours
Methodology
| Name | Description |
|---|---|
| Diazo |
Reference Range
| Bilirubin, Conjugated | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Days | 30 Days | Normal | < 0.2 | mg/dL | 31 Days | 365 Days | Normal | < 0.2 | mg/dL | 1 Years | 17 Years | Normal | < 0.2 | mg/dL | 18 Years | 99 Years | Normal | < 0.2 | mg/dL |
| Bilirubin, Total | |||||
| Sex | Age From | Age To | Type | Range | Range Unit |
| Days | 30 Days | Normal | Results are flagged as abnormal due to the age-related nature of reference intervals in this patient population. Clinician review of acceptable bilirubin levels and risk categories is recommended using age-related or other pertinent reference information (e.g. Bhutani nomograms). | mg/dL | 31 Days | 365 Days | Normal | 0.2 - 1.3 | mg/dL | 1 Years | 17 Years | Normal | 0.2 - 1.3 | mg/dL | 18 Years | 99 Years | Normal | 0.2 - 1.3 | mg/dL | Days | 30 Days | Urgent | > 15.0 | mg/dL | ~ | Months | 1 Months | See comment | mg/dL | ~ | Days | 1 Days | Urgent | >15.0 | mg/dL | ~ | 1 Days | 2 Days | Urgent | >15.0 | mg/dL | ~ | 2 Days | 5 Days | Urgent | >15.0 | mg/dL | ~ | 5 Days | 1 Months | Urgent | >15.0 | mg/dL | ~ | Months | 1 Months | Urgent | >15.0 | mg/dL | ~ | 1 Months | Months | Urgent | >15.0 | mg/dL |
| Bilirubin, Unconjugated | |||||
| Sex | Age From | Age To | Type | Range | Range Unit |
| Days | 30 Days | Normal | Results are flagged as abnormal due to the age-related nature of reference intervals in this patient population. Clinician review of acceptable bilirubin levels and risk categories is recommended using age-related or other pertinent reference information. | 31 Days | 365 Days | Normal | <1.4 | mg/dL | 1 Years | 17 Years | Normal | <1.4 | mg/dL | 18 Years | 99 Years | Normal | <1.4 | mg/dL |
Special Info
Protect from light
Clinical Info
Evaluation of hepatic function