Explore this test
- Test Details
- Lab Values
- Clinical Significance
- Treatment Options
Total Bilirubin measures total and indirect forms of bilirubin. Bilirubin is a protein and natural by-product of red blood cell breakdown. Any increase in formation or retention of bilirubin by the body may result in jaundice.
Colormetric diazo method
1.0 mL serum (0.5 mL minimum) collected in serum separator tube (SST/Tiger Top)
Refrigerated (ship on frozen cold packs)
Refrigerated: 7 days
- Normal: 0.0–1.2 mg/dL
- High: >1.2 mg/dL
- Used to screen for or monitor liver disorders or hemolytic anemias.
- Elevated levels could indicate hepatitis, cirrhosis, neoplasm, alcoholism, hemolytic disease, biliary obstruction or anorexia.
- Low levels are generally not a concern and are not monitored.
The course of treatment is dependent on the cause of the jaundice. The determination of direct as well as total bilirubin is used in differentiating certain types of jaundice.