Lumbar disc herniation lower extremity cold belongs to the nerve compression after the sensory abnormalities, the treatment mode is mainly conservative treatment, if necessary, can be surgical intervention. 1. Conservative treatment: cold lower limbs caused by lumbar disc herniation are generally due to nerve compression, so conservative treatment can be tried first to observe the effect. Such as lumbar traction under professional guidance, stretching the intervertebral space to relieve nerve compression; oral methylcobalamin, vitamin B1 and other drugs to nourish the peripheral nerves; intravenous mannitol, dexamethasone, etc., to reduce the edema of the nerve root. 2. Surgical intervention: Surgical intervention is recommended for those who have been ineffective in conservative treatment for more than 3 months, and those who have further development of symptoms such as coldness and weakness of the lower limbs. The purpose of surgery is to decompress the spinal canal and relieve nerve root compression. Surgical procedures include minimally invasive laminectomy and traditional open surgery. If symptoms are not relieved, or accompanied by other symptoms, you should go to the hospital in a timely manner, complete the relevant examinations to determine the severity of the disease, and follow the doctor’s instructions for standardized treatment. The above medications should be used under the guidance of a doctor and should not be used without authorization.