Right buttock pain accompanied by right leg pain may have the following causes: first, pear-shaped muscle syndrome, when there is pear-shaped muscle syndrome, there can be pain in the pear-shaped muscle of the buttock, and at the same time, it can compress the nerve and lead to leg pain on one side, at this time, it is necessary to conduct relevant physical examination and electromyography examination, nuclear magnetic examination, to carry out early diagnosis and treatment; second, lumbar spine diseases, when there is a lumbar disc herniation, lumbar spinal stenosis, and serious lumbar spine slippage, it can also compress the nerve root and lead to buttock pain, accompanied by leg pain. When lumbar disc herniation, lumbar spinal stenosis, and severe lumbar spondylolisthesis occur, they can also compress the nerve roots and lead to buttock pain and leg pain at the same time, then we should conduct relevant lumbar spine X-ray, CT and nuclear magnetic examination for early diagnosis and treatment. Conduct relevant history questioning as well as physical examination and electromyography to make diagnosis and treatment.