Pancreatic duct dilatation may have the following dangers: first, pancreatitis, pancreatic duct dilatation often suggests that there is obstruction at the lower end of the pancreas, the most common is that there are pancreatic duct stones or choledocholithiasis, and severe cholecystitis and gallbladder stones. If the pancreatic fluid is not discharged for a long time, the patient will suffer from acute pancreatitis, and the patient will have severe abdominal pain, while the blood and urine amylase will be elevated, and the patient can also have abnormal cardiac function, abnormal pulmonary function, and abnormal liver and kidney function. If you have pancreatitis, you need to actively carry out anti-inflammatory treatment, at the same time inhibit pancreatic secretion, if necessary, relevant surgical treatment. Secondly, it may lead to malignant tumor of the pancreas, because when the head of the pancreas grows a tumor, it will cause the pancreatic duct to expand. At this time, you need to actively improve the relevant examination, if the disease, you need to perform pancreaticoduodenal radical surgery, the specific treatment needs to be consulted with the attending physician.