Pancreatic neck flaky hypodense shadow is the result of CT examination, pancreatic neck flaky hypodense shadow is commonly seen in pancreatic head mass, such as pancreatic cyst, pancreatitis and so on. 1. Pancreatic cysts: flaky low-density shadow in the neck of pancreas may be caused by pancreatic cysts, which will cause abdominal mass, abdominal pain, nausea, vomiting and other symptoms, CT examination can clearly see the flaky low-density shadow in the neck of pancreas, and the effect of medication is not effective, it is recommended that different surgical methods can be adopted according to the size of pancreatic cysts, the causes of the pancreatic cysts, and so on, for the treatment. 2. Pancreatitis: it refers to localized diffuse inflammation of the pancreas, which may cause abdominal pain, diarrhea, emaciation and other symptoms, and inflammation exists in the elevated value of C-reactive protein, and flaky low-density shadow in the neck of the pancreas can be seen in CT, and it can be treated by taking oral medication such as cefozoxime, meropenem, and so on under the guidance of the doctor. CT examination of the pancreas neck flaky hypodense shadow patients, should go to the hospital as soon as possible to clarify the cause of the disease, after diagnosis for symptomatic treatment.