Symptoms of lumbar 5 sacral 1 nerve compression mainly include pain in the posterior lateral calf and plantar foot, numbness, lumbar pain, and abnormal bowel function. 1. Lateral calf and plantar pain: lumbar 5 sacral 1 will compress lumbar 5 nerves, which will lead to abnormalities in the skin of the posterior lateral calf and plantar foot, resulting in pain, numbness and other phenomena. 2. Lumbar pain: Lumbar 5 sacral 1 disc bulge will compress the peripheral nerves of the intervertebral disc, resulting in lumbar pain and other phenomena. 3. Abnormal urinary and defecation function: it may compress the cauda equina nerve, resulting in urinary and defecation dysfunction and perineal numbness. Lumbar 5 sacral 1 patients can be treated with conservative treatment, such as massage, acupuncture, cupping, etc. in regular hospitals, or surgical treatment, but after the operation, bed rest should be ensured. People with the above conditions should go to the hospital in time for treatment.