Dilated pancreatic duct may have the following dangers: first, pancreatitis, pancreatic duct dilatation often indicates obstruction of the lower end of the pancreas, most commonly with pancreatic duct stones or bile duct stones, and severe cholecystitis and gallbladder stones. If the pancreatic fluid is not drained for a long time, the patient will suffer from acute pancreatitis, and will have severe abdominal pain, elevated blood and urine amylase, abnormal heart function, abnormal lung function, and abnormal liver and kidney function. If it is pancreatitis, you need to actively carry out anti-inflammatory treatment, while inhibiting pancreatic secretion, and if necessary, related surgical treatment. Second, it may lead to malignant tumor of the pancreas, because when the head of the pancreatic pancreas grows tumor, it will cause the pancreatic duct to dilate. In this case, you need to actively improve the relevant examination, if the disease, you need to perform radical pancreaticoduodenal surgery, the specific treatment needs to consult with the attending physician.