Lumbar hamstring pain may be caused by the following reasons: First, lumbar disc herniation, when the lumbar disc herniation compresses the nerve root, the symptoms of lumbar hamstring pain can appear, then we should carry out lumbar spine CT, MRI examination for early diagnosis and treatment. Second, lumbar spinal stenosis, when the lumbar spinal stenosis can also compress the nerves and lead to the symptoms of lumbar hamstring pain, often from the buttocks all the way along the back of the thighs to the feet and calves of the pain, this time the lumbar spine X-ray film, CT, nuclear magnetic examination for diagnosis. Third, lumbar spondylolisthesis, serious lumbar spondylolisthesis can also compress the nerves and lead to lumbar hamstring pain, which should be diagnosed by early checkup and spinal X-ray and nuclear magnetic examination.