Lumbar disc herniation of section 3-4 can have the following symptoms: 1, lumbar pain, often in sedentary or stooping to hold objects, cold pain is very significant. 2, lower limb numbness, pain symptoms, lumbar 3-4 herniation can lead to distal anterior thighs, knees, and calves anterior numbness, pain, which is the lumbar 3-4 section of the anterior thighs of the respective regions, but also can appear in the knee weakness. 3, if the central type of disc herniation can also lead to urinary and defecation disorders, such as urinary and fecal incontinence. 3, if the central type of intervertebral disc herniation, can also lead to urinary and fecal disorders, such as constipation or incontinence. Lumbar intervertebral disc herniation of 3-4 sections is a high level lumbar intervertebral disc herniation, which is relatively rare in the clinic, but it should be treated as early as possible, and if it is serious, it may need to be treated with surgery.