Normal Reference Ranges
Adult
0.0 - 0.3 mg/dL
Pediatric
0.0 - 0.2 mg/dL
Clinical Significance
Water-soluble form of bilirubin conjugated by the liver. Elevation suggests hepatobiliary disease rather than hemolysis.
Causes of High
- Biliary obstruction (Gallstones, Tumor)
- Hepatitis
- Cirrhosis
- Dubin-Johnson syndrome
- Rotor syndrome
Causes of Low
- Normal finding