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
To screen for or monitor liver disorders or hemolytic anemia
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
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)
Fasting requirements vary by laboratory; ask your lab or health care provider for instructions.