Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis

This study aimed at presenting a rare nontraumatic spondylolisthesis of the axis and considering its possible cause. Traumatic spondylolisthesis of the axis, called hangman’s fracture, frequently occurs as a high-energy trauma. However, nontraumatic spondylolisthesis of the axis is quite rare, and r...

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Main Authors: Shuhei Mizobuchi, Nobuaki Tadokoro, Shogo Takaya, Katsuhito Kiyasu, Ryuichi Takemasa, Masahiko Ikeuchi
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Case Reports in Orthopedics
Online Access:http://dx.doi.org/10.1155/2020/6859474
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author Shuhei Mizobuchi
Nobuaki Tadokoro
Shogo Takaya
Katsuhito Kiyasu
Ryuichi Takemasa
Masahiko Ikeuchi
author_facet Shuhei Mizobuchi
Nobuaki Tadokoro
Shogo Takaya
Katsuhito Kiyasu
Ryuichi Takemasa
Masahiko Ikeuchi
author_sort Shuhei Mizobuchi
collection DOAJ
description This study aimed at presenting a rare nontraumatic spondylolisthesis of the axis and considering its possible cause. Traumatic spondylolisthesis of the axis, called hangman’s fracture, frequently occurs as a high-energy trauma. However, nontraumatic spondylolisthesis of the axis is quite rare, and relevant literature on this condition is scarce. We reported a case of a 49-year-old man who had spondylolisthesis of the axis without experiencing a traumatic episode. Plain radiograph and CT image showed 7.0 mm anterolisthesis of the axis. Both C2 and C3 facet joints positioned asymmetrically, and the unilateral side oriented coronally, which was less resistant to rotational motion. These facet joint abnormalities could cause segmental instability and spondylolisthesis of the axis. Due to the resultant myelopathy, the slip with cord compression was surgically corrected by posterior decompression with instrumented fusion.
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series Case Reports in Orthopedics
spelling doaj-art-a9c1df9ca86a4347a35ad3f33de650632025-02-03T01:25:17ZengWileyCase Reports in Orthopedics2090-67492090-67572020-01-01202010.1155/2020/68594746859474Nontraumatic Spondylolisthesis of the Axis with Cervical KyphosisShuhei Mizobuchi0Nobuaki Tadokoro1Shogo Takaya2Katsuhito Kiyasu3Ryuichi Takemasa4Masahiko Ikeuchi5Department of Orthopaedic Surgery, Kochi Medical School, Kochi University, Kohasu, Oko-cho, Nankoku 783-8505, JapanDepartment of Orthopaedic Surgery, Kochi Medical School, Kochi University, Kohasu, Oko-cho, Nankoku 783-8505, JapanDepartment of Orthopaedic Surgery, Kochi Medical School, Kochi University, Kohasu, Oko-cho, Nankoku 783-8505, JapanDepartment of Orthopaedic Surgery, Kochi Medical School, Kochi University, Kohasu, Oko-cho, Nankoku 783-8505, JapanDepartment of Orthopaedic Surgery, Kochi Medical School, Kochi University, Kohasu, Oko-cho, Nankoku 783-8505, JapanDepartment of Orthopaedic Surgery, Kochi Medical School, Kochi University, Kohasu, Oko-cho, Nankoku 783-8505, JapanThis study aimed at presenting a rare nontraumatic spondylolisthesis of the axis and considering its possible cause. Traumatic spondylolisthesis of the axis, called hangman’s fracture, frequently occurs as a high-energy trauma. However, nontraumatic spondylolisthesis of the axis is quite rare, and relevant literature on this condition is scarce. We reported a case of a 49-year-old man who had spondylolisthesis of the axis without experiencing a traumatic episode. Plain radiograph and CT image showed 7.0 mm anterolisthesis of the axis. Both C2 and C3 facet joints positioned asymmetrically, and the unilateral side oriented coronally, which was less resistant to rotational motion. These facet joint abnormalities could cause segmental instability and spondylolisthesis of the axis. Due to the resultant myelopathy, the slip with cord compression was surgically corrected by posterior decompression with instrumented fusion.http://dx.doi.org/10.1155/2020/6859474
spellingShingle Shuhei Mizobuchi
Nobuaki Tadokoro
Shogo Takaya
Katsuhito Kiyasu
Ryuichi Takemasa
Masahiko Ikeuchi
Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis
Case Reports in Orthopedics
title Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis
title_full Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis
title_fullStr Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis
title_full_unstemmed Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis
title_short Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis
title_sort nontraumatic spondylolisthesis of the axis with cervical kyphosis
url http://dx.doi.org/10.1155/2020/6859474
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