Charcot’s triad (Charcot’s triad) is a typical clinical manifestation of acute cholangitis. The specific manifestations are: 1, epigastric pain or colic: more than 90% of choledocholithiasis have epigastric or right epigastric pain or colic, which can radiate to the back of the shoulder, and the pain is intolerable and must be relieved by antispasmodics or analgesics. It is often accompanied by nausea, vomiting, cold sweat or interview pallor, etc. There is oh pressure pain in the upper abdomen during physical examination. 2, chills or hyperthermia: 75% of patients with common bile duct stones will have chills and hyperthermia after the occurrence of biliary colic due to concurrent bacterial infection, with a body temperature of up to 40 degrees, but in the elderly because of weakness and low response, but in severe cases the temperature does not rise. Jaundice: Most often occurs soon after abdominal pain and fever, stones lead to obstruction of the common bile duct and bile sludge, yellow urine, yellow skin and sclera, itching of the skin in severe cases, light fecal color or clay color, obstruction can be relieved by itself or after treatment, jaundice can subside or reduce. After a period of time, the jaundice may come on acutely again, and the jaundice appears intermittently, fluctuating significantly when one of the clinical characteristics of common bile duct stones. If a patient presents with these manifestations, he or she needs to go to the hospital urgently to get timely treatment to avoid delaying the disease.