title: Lumbar spinal canal stenosis associated with progressive degenerative changes of the spine. A case report.
abstract: METHODS
  Case report.
  
  
  OBJECTIVE
  To report a case of spinal canal stenosis associated with progressive degenerative changes of the lumbar spine.
  
  
  BACKGROUND
  As far as the authors are aware, there has been no similar case reported.
  
  
  METHODS
  The clinical features of the case are reported, and the pathology is discussed.
  
  
  RESULTS
  In a 40-year-old man, spinal canal stenosis developed, associated with progressive degenerative changes of the lumbar spine. The man underwent posterior decompression and fusion using pedicle screws. The surgical results were satisfactory at the time of writing this report.
  
  
  CONCLUSIONS
  This case presented a peculiar clinical course, which could not be categorized under previously reported disorders. It may be a new disease entity of spinal canal stenosis. The surgical outcome was satisfactory 2 years, 6 months after surgery.
authors.affiliation: Department of Orthopaedic Surgery, School of Medicine, Chiba University, Japan.
authors.forename: K
authors.initials: K
authors.lastname: Takahashi
authors.forename: M
authors.initials: M
authors.lastname: Yamagata
authors.forename: H
authors.initials: H
authors.lastname: Moriya
mesh_terms: D000328:Adult; D001863:Bone Screws; D006801:Humans; D008161:Lumbosacral Region; D008297:Male; D011859:Radiography; D013123:Spinal Fusion; D013130:Spinal Stenosis / Q000000981:diagnostic imaging* / Q000601:surgery; D013131:Spine / Q000000981:diagnostic imaging* / Q000601:surgery