File:Atlanto-occipital assimilation associated with atlanto-axial rotatory fixation (Radiopaedia 81194-94836 D 15).jpg

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Atlanto-occipital_assimilation_associated_with_atlanto-axial_rotatory_fixation_(Radiopaedia_81194-94836_D_15).jpg ‎(423 × 579 pixels, file size: 36 KB, MIME type: image/jpeg)

Summary:

Description
  • Radiopaedia case ID: 81194
  • Image ID: 53321354
  • Image stack position: 15/16
  • Plane projection: 3D vol. rend.
  • Aux modality: non-contrast
  • Modality: CT
  • System: Paediatrics
  • Findings: CT reveals the fusion and pseudo articulation of the right anterior arch of the atlas with the occipital bone. Finding suggestive of incomplete atlanto-occipital assimilation. There is atlantoaxial rotation, the left inferior articular facet of the C1 vertebra is rotated posteriorly relative to the left superior facet of the C2. There is also closure defect of the posterior elements of the C1 and C2 vertebrae. The ossification centers of the C1 and C2 vertebrae are open.
Date Published: 18th Aug 2020
Source https://radiopaedia.org/cases/atlanto-occipital-assimilation-associated-with-atlanto-axial-rotatory-fixation
Author Ayaz Hidayatov
Permission
(Permission-reusing-text)		 http://creativecommons.org/licenses/by-nc-sa/3.0/

Licensing:

Attribution-NonCommercial-ShareAlike 3.0 Unported (CC BY-NC-SA 3.0)

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current22:15, 28 May 2021Thumbnail for version as of 22:15, 28 May 2021423 × 579 (36 KB)Fæ (talk | contribs)Radiopaedia project rID:81194 (batch #3144-98 D15)

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