Cholangitis is characterized by fever, pain, jaundice and other symptoms, and is mainly treated with surgery and medication. 1. Clinical symptoms: Chronic cholangitis usually has no specific symptoms, and may manifest as discomfort and distension in the middle and upper abdomen. In acute attack, it may manifest as distension and pain in the right upper abdomen, fever, jaundice, and in severe cases, it may be accompanied by shock and mental abnormality. 2.Treatment: (1) medication: when cholangitis is not particularly serious, you can follow the doctor’s instructions to use drugs for treatment, such as ceftriaxone, amoxicillin, ornidazole and other drugs, but in 12 to 24 hours when the symptoms have not been alleviated, then you need to use surgery for treatment. (2) Surgery: Surgery can remove the problem of bile duct obstruction and plays an important role in ensuring smooth bile duct drainage. Generally, surgery is used to treat the more serious cases, such as incision of the bile duct to remove the stones and T-tube drainage. Cholangitis should be examined in a timely manner in the hospital, under the guidance of the doctor standardized treatment.