1.Lower limb numbness, cold sensation and intermittent claudication. Lower limb numbness is more with ache concomitancy, a few patients can show for simple numbness, a few fly patients may be conscious of lower limb cold, cool is one of the symptoms of lumbar disease. Mainly because the sympathetic nerve fibers in the spinal canal are stimulated. The mechanism and clinical manifestations of intermittent claudication are similar to that of lumbar spinal stenosis mainly due to the pathologic and physiological symptoms of secondary lumbar spinal stenosis in the case of nucleus pulposus protrusion.

2.Radiating pain in the lower extremities. It occurs in many patients, often after the lumbago has subsided or disappeared. Main show for the waist to thigh and calf after the side of the radioactive stimulation or numbness, up to the foot bottom. The person that is heavy can be the electric shock that is like from the waist to the foot is painful, and have numbness feeling more. People with mild pain may walk and limp, and those with severe pain may need bed rest.

3.Low back pain. This is common in patients. The patient is conscious of continuous dull pain in the waist, which is alleviated in the supine position, and aggravated in the standing position. Generally, it is tolerable, and the waist can be moderately active or walk slowly. The other is sudden severe pain in the waist like spasm, which is unbearable.