Glutamyl transpeptidase 200U/L is not necessarily liver cancer, but there are several clinical diseases that can also lead to significant increase of this index: 1) steatohepatitis; 2) alcoholic liver disease. Long-term drinking will affect the function of bile duct epithelial cells, resulting in inflammation of bile duct epithelial cells, and therefore the index will be increased; 3. Patients with autoimmune liver disease. Typical performance is glutamic and glutamic aminotransferase can be normal, but glutamyl transpeptidase significantly elevated, the most common have primary biliary cholangitis; 4, if accompanied by jaundice, skin itching, the solution of clay-like stools, to consider the possibility of obstructive jaundice; 5, long-term chronic cholecystitis gallstone patients, stimulating the bile duct epithelial cell inflammation, will also appear indicators of elevated.