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Bilirubin

Also known as: Total bilirubin; TBIL; Neonatal bilirubin; Direct bilirubin; Conjugated bilirubin; Indirect bilirubin; Unconjugated bilirubin
Formal name: Bilirubin - blood
Related tests: Liver Panel; GGT; ALP; AST; ALT; Hepatitis A; Hepatitis B; Hepatitis C; CBC; Urinalysis

 

  • Why should I do it?

To screen for or monitor liver disorders or hemolytic anemia

 

  • When should I do it?

If your doctor thinks that you have signs or symptoms of liver damage, liver disease, bile duct blockage, haemolytic anemia, or a liver-related metabolic problem; if a newborn has jaundice

 

  • What Kind of Sample is Needed?

In adults, a blood sample drawn from a vein in the arm; in newborns, a blood sample from a heelstick; non-invasive technology is available in some health care facilities that will measure bilirubin by using an instrument placed on the skin (transcutaneous bilirubin meter)

 

  • Test Preparation Needed?

Fasting requirements vary by laboratory; ask your lab or health care provider for instructions.