The common causes of pain over the right chest are mainly as follows: a. Older female patients can suffer from stubborn pain in the right chest due to malignant tumor of the breast invading into the muscle layer of the chest wall. At this time, patients cannot completely relieve the pain symptoms by using ordinary analgesic drugs. It is suggested that patients should complete breast ultrasound or mammography examination as soon as possible to clarify the specific location of the tumor, and then have surgery to remove it as soon as possible. After surgery, combined with local radiotherapy and systemic chemotherapy, the pain symptoms above the right side of the chest can be effectively reduced. Second, right clavicle fracture, after clavicle fracture, will cause local obvious edema and pain. At this time, the patient can clarify the severity of the fracture by perfecting the clavicle X-ray examination, and if necessary, surgical internal fixation treatment is needed to restore the continuity of the clavicle periosteum. Postoperative treatment to enhance hemostasis, anti-infection and edema can effectively reduce the pain symptoms over the right side of the chest.