Results 41 to 50 of about 4,673 (243)

Tophaceous Gout Causing Atlanto-Axial Subluxation Mimicking Rheumatoid Arthritis: A Case Report

open access: yesJournal of Orthopaedic Surgery, 2005
This is a case report of an extremely rare condition of atlanto-axial subluxation secondary to gouty arthritis, which mimicked rheumatoid arthritis at presentation. Gouty arthritis involving the spine is a rare condition.
NN Wazir, V Moorthy, A Amalourde, HH Lim
doaj   +1 more source

A biomechanical model for the analysis of the cervical spine in static postures [PDF]

open access: yes, 1991
To gain a better understanding of the forces working on the cervical spine, a spatial biomechanical computer model was developed. The first part of our research was concerned with the development of a kinematic model to establish the axes of rotation and
Hoek van Dijke, G.A.   +2 more
core   +2 more sources

Lateral subluxation of the atlanto-axial joint in rheumatoid arthritis. [PDF]

open access: bronzeAnnals of the Rheumatic Diseases, 1978
H C Burry   +3 more
openalex   +3 more sources

Estudo tomográfico do atlas relacionado com a inserção de implantes na massa lateral Tomographic study of the atlas concerning screw fixation on lateral mass

open access: yesActa Ortopédica Brasileira, 2009
INTRODUÇÃO: A técnica de Harms para a realização da artrodese atlantoaxial possibilita o uso de manobras de redução transoperatória da subluxação atlantoaxial e facilita a fixação dessa articulação, principalmente nos pacientes hipercifóticos e nas ...
Max Franco de Carvalho   +5 more
doaj   +1 more source

Establishment and Finite Element Analysis of a Three‐dimensional Dynamic Model of Upper Cervical Spine Instability

open access: yesOrthopaedic Surgery, 2019
Objectives To establish a dynamic three‐dimensional (3D) model of upper cervical spine instability and to analyze its biomechanical characteristics. Methods A 3D geometrical model was established after CT scanning of the upper cervical spine specimen ...
Xiao‐dong Wang   +2 more
doaj   +1 more source

Acute non-ambulatory tetraparesis with absence of the dens in two large breed dogs: case reports with a radiographic study of relatives [PDF]

open access: yes, 2013
BACKGROUND: Non-ambulatory tetraparesis with an absence of the dens of C2 (axis) has not previously been reported in large breed dogs. An absence or hypoplasia of the dens has been reported in both small, medium and large breed dogs, but not in closely ...
Hannah J Jørgensen   +3 more
core   +1 more source

Traumatic Atlantoaxial Rotatory Fixation (AARF) with Odontoid Fracture, Case report

open access: yesGlobal Spine Journal, 2016
Introduction Atlantoaxial rotatory fixation (AARF) is also known as rotatory subluxation, rotatory displacement, rotary deformity, rotational subluxation, and is characterized by incomplete dislocation of the inferior atlantal and superior axial ...
Ahmed Shaker
doaj   +1 more source

Fusion in Patients with Occipito-Atlanto-Axial Joint Instability

open access: diamondSpinal Surgery, 2012
Misao Nishikawa   +5 more
openalex   +3 more sources

Predictors of paralysis in the rheumatoid cervical spine in patients undergoing total joint arthroplasty. [PDF]

open access: yes, 2004
BACKGROUND: Rheumatoid arthritis is sometimes associated with radiographic evidence of instability of the cervical spine, most commonly an abnormal subluxation between vertebrae.
Christie, Michael J   +4 more
core   +2 more sources

Syringomyelia associated to rheumatoid-atlantoaxial subluxation: about a new case

open access: yesThe Pan African Medical Journal, 2017
We report a case of 64-year-old Tunisian woman with a 12-year history of rheumatoid arthritis, who presented with a 3-month history of increasing inflammatory neck pain.
Dhia Kaffel, Wafa Hamdi
doaj   +1 more source

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