The treatment of lumbar disc herniation, which causes coldness in the calf after compressing the nerve, includes general treatment, medication, physical therapy and surgery. 1. General treatment: pay attention to bed rest and avoid exertion. 2. Physical therapy: widen the lumbar vertebral space by traction and other methods to reduce nerve compression. 3. Chinese medicine treatment: local acupuncture, massage, tuina, etc. can relieve symptoms. 4. Drug treatment: oral nutritional nerve drugs such as vitamin B, methylcobalamin and so on. 5. Surgery: If the above methods cannot relieve the symptoms, or the symptoms continue to worsen, surgery is recommended. Coldness in the calf caused by lumbar disc herniation, it is recommended to go to the hospital in time for standardized treatment under the guidance of the doctor. The use of the above medications should be in accordance with the doctor’s instructions, and should not be taken on their own.