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  • Test Details
  • Lab Values
  • Clinical Significance
  • Treatment Options
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Explore this test

Test Code 1032

Test Details

Total Bilirubin

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.

Methodology

Colormetric diazo method

Patient Preparation

None

Preferred Specimen

1.0 mL serum (0.5 mL minimum) collected in serum separator tube (SST/Tiger Top)

Transport Temperature

Refrigerated (ship on frozen cold packs)

Stability

Refrigerated: 7 days

Lab Values

Lab Values

Total Bilirubin

  • Normal: 0.0–1.2 mg/dL
  • High: >1.2 mg/dL
Test Details
Clinical Significance

Clinical Significance

Total Bilirubin

  • 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.
Lab Values
Treatment Options

Treatment Options

Total Bilirubin

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.

Clinical Significance