title: Postoperative lumbar canal stenosis due to anterior spinal fusion.
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D007796:Laminectomy; D008159:Lumbar Vertebrae; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications; D013115:Spinal Canal; D013122:Spinal Diseases / Q000209:etiology*; D013123:Spinal Fusion / Q000009:adverse effects*; D013168:Spondylolisthesis / Q000601:surgery