In order to determine whether the pancreatic occupancy is a tumor or a cyst a pathology biopsy can be obtained from the diseased tissue. If the pancreatic imaging examination reveals pancreatic occupation, it may be a tumor or cyst and other benign diseases, at this time, you can do a pathological biopsy, that is, under the guidance of ultrasound and other imaging, using fine needle puncture and other techniques to obtain the tissue of the diseased area for examination, and if it is found that the cells have a heterogeneous pattern, then it can be diagnosed as cancer, and through immunohistochemistry, it is possible to determine the type of the tumor as well as the characteristics of the tumor, and then carry out targeted treatment. Pancreatic occupancy can cause swelling, pain and other pressure symptoms in the affected area, and can affect the function of the digestive system causing abdominal distension, abdominal pain, vomiting and other symptoms. Pancreatic occupation patients need to actively consult the doctor, under the guidance of the physician in accordance with the standard treatment, to avoid delaying the condition.