Lumbar spinal stenosis calf numbness mainly take general treatment, drug treatment and surgical treatment. 1. General treatment: lumbar spinal stenosis caused by calf numbness is a common clinical symptom of the disease, the patient should first of all more bed rest, bed need to pay attention to the moderate hardness of the bed, not too soft. Secondly, patients can massage the waist, calves and other parts of the body to relieve lumbar pain, calf numbness and other symptoms. After the symptoms improve, patients usually need to increase swimming and other aerobic exercise, as well as plate support and other postural exercises, which can effectively exercise the lumbar muscles and reduce the frequency of symptoms such as numbness of the legs. 2. Drug therapy: the main purpose of drug therapy is to alleviate the clinical symptoms of patients, calf numbness patients can follow the doctor’s instructions to take methylcobalamin, neurotropin and other nutritive nerve drugs to improve the symptoms. Patients with more obvious back pain can also be combined with diclofenac, celecoxib and other non-steroidal anti-inflammatory drugs for pain relief. 3. Surgery: If the condition is serious or the above treatments are not effective, it is generally recommended to seek medical treatment as soon as possible through surgical treatments such as spinal canal enlargement plasty and lumbar interbody fusion via intervertebral foraminal approach, to improve lumbar spinal stenosis and to relieve the lumbar spinal canal’s pressure on the peripheral nerves. Most of the patients with lumbar spinal stenosis and calf numbness can be treated with good results after the above treatments and keep their conditions stable for a long time. The above medications should be used under the guidance of a doctor, and avoid self-medication.