What are the classifications of bilirubin?

Total bilirubin: High indirect bilirubin and high direct bilirubin indicate hepatocellular jaundice, damage to liver cells, decreased liver function, and the liver cannot completely convert indirect bilirubin into direct bilirubin. At the same time, Compression of the intrahepatic bile ducts causes excretion disorders, and direct bile redness cannot be completely discharged into the bile ducts. It may also be accompanied by acute jaundice hepatitis, chronic active hepatitis, cirrhosis, liver cancer and other diseases.
Direct bilirubin: Indicates that it is caused by obstructive jaundice.
Indirect bilirubin: This indicates that it may be caused by hemolytic jaundice. Increased direct bilirubin may also be caused by blood type incompatibility during blood transfusion, anemia, etc.