Pancreatic body and tail thickening of 2.4cm is considered serious. Normal human body pancreatic body pancreatic tail is about 1.5cm, and the thickness of about 2.4cm, is due to the body of the pancreas has the phenomenon of edema, may be due to pancreatitis, it is recommended to go to the hospital to do a blood routine, blood amylase, and the combination of abdominal symptoms for diagnosis. Obesity, overeating can induce pancreatitis, pancreatitis is due to inflammation of the pancreas, pancreatic tissue edema, hemorrhage, then the pancreatic body pancreatic tail will appear thickening phenomenon, clinical symptoms for fever, abdominal pain, nausea, etc., the serious will lead to the water-electrolyte-acid-base imbalance, shock and so on. In addition, chronic pancreatitis, pancreatic cancer can also lead to thickening of the tail of the pancreatic body. It is recommended to go to the hospital for examination, and the doctor will give the corresponding diagnosis according to the examination results, clarify the cause of the disease and standardize the treatment in time.