Back pain after pancreatic cancer surgery is mostly considered to be caused by tumor metastasis, surgical injury and normal postoperative pain, which needs to be improved by anti-cancer and pain relief. 1. Tumor metastasis, not all pancreatic cancer can be cured through surgery, some patients will still deteriorate after surgery, such as the cancer cells metastasize to the back, spine and so on, which will cause back pain, and it is necessary to check in time, and according to the situation, take surgery, local radiotherapy, chemotherapy and other means of treatment. 2. Surgical injury, more nerves are distributed around the pancreas, if there is nerve injury during surgery, back pain may also occur, which can be recovered naturally, and neurotrophic drugs can be taken during the period. 3. Normal postoperative pain, pancreatic cancer belongs to open surgery, there will be pain after the operation, and in serious cases, there will be radiating pain, and there will be back pain, do a good job of wound care, and if necessary, take painkillers. 4. Postoperative complications: If there is pancreatic fistula, bile leakage, bleeding, infection (acute infection, abscess, etc.), etc., abdominal pain, back pain, etc., according to the situation to give appropriate treatment. It is recommended to go to the regular hospital to evaluate the condition, follow the doctor’s instructions to cooperate with the treatment, choose the appropriate treatment program, and improve the quality of life.