Radiotherapy for bone pain of lung cancer metastasis can relieve pain. Bone metastasis of lung cancer is a relatively common clinical situation, and localized radiation therapy is a more effective treatment plan, which can effectively relieve pain, especially for bone metastasis in thoracic and lumbar vertebrae, which can achieve better therapeutic effect and less local damage to patients. Especially for the drug treatment is not sensitive, can consider radiation therapy. After radiation therapy, attention should be paid to assess the situation of bone metastasis and whether the patient needs the next step of surgery and other treatments, so as to avoid pathological fracture of the patient. Therefore, radiation therapy can be considered for bone metastasis of lung cancer, and further evaluation is needed to guide the choice of the next treatment plan.