No stenosis of the lumbar intervertebral and nerve root canals is seen, which means that the spine is normal, or that the spinal lesion has no significant effect on the canals or nerve roots. No stenosis of the lumbar disc canal and nerve root canals is a term used in imaging reports to indicate that imaging tests, such as CT, have not detected any lesions of the spinal canal or nerve root canals, meaning that the spine is normal, or that the spinal lesion has not significantly affected the spinal canal or nerve roots. If the lumbar disc spinal canal and nerve root canal stenosis, it may be lumbar spine lesions stimulate the spinal cord nerves and peripheral blood vessels, inflammation adhesion, congestion, edema caused by the occurrence of the lumbar spine, may have lumbar pain, numbness and other discomfort. If there is discomfort in the lumbar region and no narrowing of the lumbar intervertebral discs and nerve root canals, you should go to a regular hospital and have your doctor determine the cause of the disease according to your specific condition.