Leg pain for decades, belongs to the old injury, may be due to the lower limb muscles, vascular causes, peripheral neuropathy, lumbar disc herniation, trauma and other reasons, the treatment mainly includes conservative treatment and surgical treatment and so on. 1. Conservative treatment: For old injuries, if the symptoms are not particularly serious, conservative treatment is generally the mainstay. For example, patients with pain caused by varicose veins in the lower limbs can wear compression stockings; patients with peripheral neuropathy can choose methylcobalamin, vitamin B12 and other nutrients for peripheral nerves; and secondly, hot compresses, massage, physiotherapy and other methods can be used to accelerate venous return in the lower limbs and relieve muscle fatigue. 2. Surgical treatment: patients with serious symptoms and dysfunction, patients with ineffective conservative treatment, patients with pathologic changes due to traumatic causes, and patients with pain caused by nerve compression, etc. can consider surgical intervention. For example, patients with lumbar disc herniation can choose intervertebral foraminal surgery. Patients with deformed healing after fracture can undergo internal fixation of old fracture by incision and reduction, etc. Specific surgical methods need to be decided according to the patient’s original disease. The same symptom, the patient’s physical condition is different, different stages of the disease, the treatment method is different, should be standardized treatment under the guidance of the doctor.