There are more departments to go to the hospital for back pain, because there is no clear disease to give a definite diagnosis, it is possible to hang general surgery, gastroenterology, cardiovascular medicine, thoracic surgery and dermatology. If the back pain is caused by back folliculitis or subcutaneous infection, which is manifested in local redness, swelling, heat and pain, any department can be listed at this time. Bacterial infectious diseases can be treated with oral antibiotics, such as cefixime or cefradine. It is important to observe the changes of inflammation during the treatment process, and if the inflammation spreads with local abscess formation, it is necessary to register for surgery. The abscess is cut open under local anesthesia to drain the pus, and then the wound is changed. Gallbladder stones and inflammation of the gallbladder can also cause back pain, which is involved pain and needs to be clarified by hepatobiliary ultrasound. If gallbladder stones can be found and there is also pressure pain in the right upper abdomen under the rib cage, then it can be definitely caused by gallbladder stones, and laparoscopic cholecystectomy needs to be done by general surgery.