why is bilirubin elevated in liver disease
Bilirubin testing is usually done as part of a group of tests to check the health of your liver. Bilirubin testing may be done to: 1  Investigate jaundice â elevated levels of bilirubin can cause yellowing of your skin and the whites of your eyes (jaundice).2  A common use of the test is to measure bilirubin levels in newborns. 3  Determine whether there might be blockage in your liver's bile ducts.ilirubin testing may be done to: 1  Investigate jaundice â elevated levels of bilirubin can cause yellowing of your skin and the whites of your eyes (jaundice). 2  A common use of the test is to measure bilirubin levels in newborns.