Results 51 to 60 of about 10,493,376 (156)

Odontoid fractures

open access: yes, 2006
Objective: Odontoid fractures make up 10-15% of all cervical fractures. Odontoid process fracture and ligament injury can end up with antero- and posterolisthesis at C1-2 complex, subluxation and spinal cord compression.
Arda, N.   +4 more
core   +2 more sources

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, Volume 309, Issue 10, Page 2574-2635, October 2026.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

Type D fractures of the odontoid process

open access: yes, 2010
Type D fractures of the odontoid process are rare and usually occur in the elderly. The mechanism of fracture is unclear. Non-operative treatment is indicated provided that adequate immobilization using skull traction followed by either a collar or a ...
Giannakopoulos, Evangelos Ag   +5 more
core   +1 more source

Spontaneous regression of retro-odontoid post traumatic cicatrix following occipitocervical fixation

open access: yesJournal of Craniovertebral Junction and Spine, 2017
This case report describes a patient who presented with myelopathy secondary to a large retro-odontoid post traumatic cicatrix. The objective of this study was to discuss the clinical presentation, pathogenesis, imaging, and surgical management of ...
Priyank Sinha   +4 more
doaj   +1 more source

Retro‐odontoid pseudotumor with uncommon presentation of cervical spine injury

open access: yesAcute Medicine & Surgery, 2021
Background We report the first case of retro‐odontoid pseudotumor with an isolated symptom of C2–C3 dysesthesia triggered by a traumatic event. Case Presentation An 86‐year‐old man, who was a wood craftsman for more than 50 years, presented to the ...
Shota Kikuta   +4 more
doaj   +1 more source

Morphological variation in atlas and axis of Neotropical spiny rats (Rodentia, Echimyidae)

open access: yesThe Anatomical Record, Volume 309, Issue 10, Page 2873-2896, October 2026.
Abstract The unique morphologies of the first two cervical vertebrae, the atlas and axis, represent a significant innovation in mammalian evolution. These structures support the weight of the head and enable intricate movements of the head and neck.
Thomas Furtado da Silva Netto   +3 more
wiley   +1 more source

Postcranial anatomy of the Miocene hippopotamoids of Toros‐Menalla, Chad

open access: yesJournal of Anatomy, Volume 249, Issue 4, Page 924-949, October 2026.
We establish a framework for the identification of postcranial remains in hippopotamoids by describing and comparing for the first time two late Miocene hippopotamoids from Toros‐Menalla, Chad (Hexaprotodon garyam, an early hippopotamid, and Libycosaurus bahri, the last African anthracothere) with the common hippopotamus.
Lorenzo Scribano   +4 more
wiley   +1 more source

Investigation of the effects of odontoid bone anatomical location and structure on cervical lordosis angle in cervical ct examinations: A clinical study

open access: yesBatı Karadeniz Tıp Dergisi
Aim: In literature, anatomical variations of the odontoid process in the sagittal plane have been suggested to influence the magnitude of cervical lordosis.
Alemiddin Özdemir   +6 more
doaj   +1 more source

Odontoid screw fixation of a type II odontoid fracture in a patient with autofused C2–C3 vertebral bodies

open access: yesInterdisciplinary Neurosurgery, 2018
Background: Anterior odontoid screw fixation for the treatment of type II odontoid fractures, in contrast to posterior C1–2 fusion, allows for maintenance of cervical rotatory motion at C1–2. The approach requires an accessible C2–3 disc space from which
Sohail H. Syed, M.D.   +4 more
doaj   +1 more source

Safety and Stability of a Combined C2 Screw Placement Strategy With Vertebral Artery Mobilization

open access: yesOrthopaedic Surgery, Volume 18, Issue 9, Page 1892-1903, September 2026.
An individualized C2 screw fixation strategy incorporating vertebral artery mobilization and atlantoaxial fusion cage support ensures safe, stable, and effective fixation in complex upper cervical anatomies, providing a reproducible approach for challenging craniovertebral junction reconstruction.
Peng Song   +8 more
wiley   +1 more source

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