Results 31 to 40 of about 5,828 (185)

Atraumatic Occult Odontoid Fracture in Patients with Osteoporosis-Associated Thoracic Kyphotic Deformity: Report of a Case and Review of the Literature

Case Reports in Orthopedics, 2015
Anderson type II odontoid fractures are reported to be the most common injury of the odontoid process in patients over the age of 65. However, atraumatic occult Anderson type III odontoid fractures have been rarely described and remain a diagnostic ...
Kanji Mori, Kazuya Nishizawa, Akira Nakamura, Shinji Imai   +3 more
doaj   +1 more source

Preservation of Atlantoaxial Rotation in Type II Odontoid Fracture: Successful Single Screw Anterior Odontoid Fixation in a Young Adult [PDF]

Journal of Clinical and Diagnostic Research
Type II odontoid fractures are the most prevalent type of cervical spine fracture in adults, and they are frequently linked with craniovertebral junction instability.
Krishna Sambare, Ratnakar Ambade, Sohael Khan, Shashank Yadav, Dhairya Veragiwala   +4 more
doaj   +1 more source

Stent augmentation of an anterior odontoid screw for type 2 odontoid fracture-dislocation in the elderly population: Report of two cases and literature review

Journal of Craniovertebral Junction and Spine, 2019
The fixation of type 2 odontoid fractures poses significant challenges in the elderly population due to coexistent osteoporosis and communition resulting in a high failure rate with conventional anterior screw fixation. Two elderly patients with unstable
Saurabh Kapoor, Oded Herschkovich, Corrado Lucantoni, Bronek Boszczyk   +3 more
doaj   +1 more source

Atlas fractures with and without simultaneous dens fractures differ with respect to clinical, demographic, and management characteristics

Journal of Craniovertebral Junction and Spine, 2023
Background: Patients with simultaneous fractures of the atlas and dens have traditionally been managed according to the dens fracture's morphology, but data supporting this practice are limited.
Michael Brendan Cloney, Pavlos Texakalidis, Anastasios G Roumeliotis, Najib El Tecle, Nader S Dahdaleh   +4 more
doaj   +1 more source

Efficacy of Odontoid Screws in Acute Type II Odontoid Fractures

SVU - International Journal of Medical Sciences
Background: Several surgical stabilization options are available for odontoid fractures; however, there is no consensus on the best option. Objectives: This study aimed to assess the efficacy of odontoid screws in acute type II odontoid fractures ...
Mohamed AR AbdelFatah * , Abdelrahman El Gayar , Omar El Farouk Ahmed , Sameh Hefny   +3 more
doaj   +1 more source

Management of odontoid fractures with percutaneous anterior odontoid screw fixation [PDF]

European Spine Journal, 2007
Minimally invasive techniques have revolutionized the management of a variety of spinal disorders. The authors of this study describe a new instrument and a percutaneous technique for anterior odontoid screw fixation, and evaluate its safety and efficacy in the treatment of patients with odontoid fractures.
Yong-Long, Chi, Xiang-Yang, Wang, Hua-Zi, Xu, Yan, Lin, Qi-Shan, Huang, Fang-Min, Mao, Wen-Fei, Ni, Sheng, Wang, Li-Yang, Dai   +8 more
openaire   +2 more sources

CT and MR imaging of odontoid abnormalities: A pictorial review

Indian Journal of Radiology and Imaging, 2016
Odontoid process is the central pillar of the craniovertebral junction. Imaging of this small structure continues to be a challenge for the radiologists due to complex bony and ligamentous anatomy. A wide range of developmental and acquired abnormalities
Nishchint Jain, Ritu Verma, Umesh Neuro Garga, Barinder P Baruah, Sachin K Jain, Surya N Bhaskar   +5 more
doaj   +1 more source

The demographic, clinical, and management differences between traumatic dens fracture patients with and without simultaneous atlas fractures

Journal of Craniovertebral Junction and Spine
Introduction: Atlas fractures often accompany traumatic dens fractures, but existing literature on the management of simultaneous atlantoaxial fractures is limited.
Michael Brendan Cloney, Pavlos Texakalidis, Anastasios G Roumeliotis, Vineeth Thirunavu, Nathan A Shlobin, Kevin Swong, Najib El Tecle, Nader S Dahdaleh   +7 more
doaj   +1 more source

Structure, Growth and Histology of Gnathal Elements in Dunkleosteus (Arthrodira, Placodermi), with a Description of a New Species from the Famennian (Upper Devonian) of the Tver Region (North-Western Russia)

Diversity, 2023
A new species of Dunkleosteus, D. tuderensis sp. nov., is named based on an infragnathal from the Famennian of the Tver Region, Russia. CT scanning of the holotype revealed two high-density bony constituents comparable in position and interrelations to ...
Oleg A. Lebedev, Russell K. Engelman, Pavel P. Skutschas, Zerina Johanson, Moya M. Smith, Veniamin V. Kolchanov, Kate Trinajstic, Valeriy V. Linkevich   +7 more
doaj   +1 more source

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

The Anatomical Record, EarlyView.
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, João Felipe Leal Kaiuca, Adriana Itatí Olivares, William Corrêa Tavares   +3 more
wiley   +1 more source