The symptoms of low back pain, buttocks and leg pain: 1, may be due to the pear-shaped muscle syndrome, resulting in the sciatic nerve in the hip is stuck, resulting in pain symptoms. 2, may also be caused by a herniated lumbar disc compression sciatic nerve, low back pain because the symptoms of low back pain may have appeared several years ago or a long time ago, when the fibrous ring of the lumbar disc has ruptured and appeared in the low back, buttocks and leg pain symptoms. The symptoms are caused by the rupture of the annulus fibrosus, which compresses the sciatic nerve and causes radiating pain in the buttocks and legs. In this case, the degree of lumbar disc herniation and the segment of compression should be understood through MRI, and if necessary, the compression can be released through open surgery or minimally invasive foraminoscopy to get timely relief of this symptom.