The diagnosis of lumbar spine tuberculosis can be confirmed by the following aspects: 1. According to the clinical manifestations of the patient. Patients with lumbar spine tuberculosis often have lumbar pain, limited lumbar movement, and in severe cases, numbness, pain in the lower limbs, and urinary and fecal disorders, and can be accompanied by systemic symptoms, such as fever, emaciation, afternoon night sweats, loss of appetite, and other systemic symptoms. 2. If the above symptoms occur, further examination of lumbar spine X-ray, CT, and MRI is required, which can reveal damage to the vertebrae of the lumbar spine, and in severe cases In severe cases, there will be compression of the vertebral body, so that the lesion reaches the lumbar spinal canal, resulting in nerve compression, then further pathogenic examination should be performed, and antibody tests for Mycobacterium tuberculosis and tuberculin tests can be performed to further confirm the diagnosis.