After bile duct spasm, patients may have abdominal pain, abdominal distension, nausea and vomiting, and even jaundice. Depending on the severity of bile duct spasm, patients may have abdominal pain, abdominal distension, nausea and vomiting, and jaundice. Abdominal pain is mainly paroxysmal pain in the right upper abdomen, and there will also be pain in the back; if the patient has repeated bile duct spasms, it can cause biliary tract infection and jaundice. Biliary spasm can have physiological and pathological causes, for example, patients eat cold, acidic food or overeating, can cause biliary spasm, usually transient, after eliminating the cause of biliary spasm can be improved; if it is a pathological biliary spasm, for example, bile duct obstruction and bile duct stones, can also cause biliary spasm. If the patient has any discomfort, go to the hospital in time, do not be careless, so as not to delay the treatment.