Children complaining of pain in the middle of the back may be related to trauma and thoracic spine lesions. Children are active, if they fall on their backs, it may cause soft tissue injuries, serious fractures of ribs and transverse processes and other parts of the body, there will be obvious pain, swelling and subcutaneous bruising and other symptoms. Cold compresses with ice can be used to promote capillary surgery to reduce bleeding and relieve pain. Oral ibuprofen can also be taken for severe pain relief. Children with thoracic spine lesions such as cysts and tuberculosis in the thoracic spine can also experience back pain when the spinal nerves are compressed. If the symptoms of children’s back pain in the middle of the back, it is recommended that the patient go to the hospital in time to improve the examination, to clarify the cause of the disease, and receive regular treatment.