Pancreatic head occupation 31mm*33mm hypoechoic is a descriptive term of imaging examination, usually mainly refers to the pancreatic head occupational lesions, once found need to timely medical treatment. When hyperechoic pancreatic head is found in ultrasound examination, it usually indicates the occurrence of occupational lesions, and occupational lesions of the pancreatic head usually have multiple causes, so the first thing to do is to clarify the nature of the echogenicity, most of which belong to benign lesions, such as pancreatic cysts, neuroendocrine tumors, etc. However, there are also a few patients who may be malignant cancer of the head of the pancreas. When hyperechoic pancreatic head is detected by ultrasonography, CT or MRI is usually needed for further examination, and biopsy can be taken for pathological examination if necessary.