Fusion of axis with third cervical vertebra: a case report
Abstract Introduction: Fusion of one or more contiguous vertebral segments is usually the result of embryological failure of normal spinal segmentation. It may be associated with syndromes such as Klippel-Feil. Fused cervical vertebrae (FCV) may also be acquired or pathologic. FCV is generally associated with disease like tuberculosis, other infections,
N. Saba +5 more
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Morphometric Analysis of Human Second Cervical Vertebrae (Axis) [PDF]
Possessing an odontoid process and unique superior articular facets, the axis vertebra morphometry significantly differs from morphometry of other cervical vertebrae. The fractures of axis, especially its dens, are very common and surgeries highly risky. Knowledge of the axis dimensions is essential not only for preclinical studies, diagnosis of spinal
Teo, E.C. +5 more
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Evaluation of the efficiency of cervical orthoses on cervical fracture: A review of literature
Background: Various methods have been used to stabilize the vertebra in cervical fractures, including the use of various orthoses and surgery. However, it is not cleared which type of orthosis is more suitable for the subjects with cervical fractures to ...
Mohammad Taghi Karimi +2 more
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Osteolytic mass bridging two cervical vertebrae: Unusual presentation of a vertebral body hemangioma
Vertebral hemangioma is the most common spinal axis tumor. This rare presentation of a vertebral hemangioma extended contiguously from one cervical vertebra to another, encasing the vertebral artery, and thereby mimicking other tumors of the spine.
Dane Miller, MD +5 more
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AbstractAtlantoaxial abnormalities are rarely documented among wild animals. Many defects of segmentation in the spine are hereditary in domestic species and humans. Here, we present a block vertebra in an eastern wapiti (Cervus canadensis canadensis) from the Angel Site (12Vg1) in southern Indiana (USA) dating to 1000–1400 CE.
Amanda Anne Burtt, Della Collins Cook
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Targeted Deletion of Btg1 and Btg2 Results in Homeotic Transformation of the Axial Skeleton. [PDF]
Btg1 and Btg2 encode highly homologous proteins that are broadly expressed in different cell lineages, and have been implicated in different types of cancer.
Esther Tijchon +6 more
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Biomechanical evaluation of four surgical techniques for ventral stabilization of the atlantoaxial joint in dogs [PDF]
Purpose: This study compared, through biomechanical evaluation under ventral flexion load, four surgical techniques for ventral stabilization of the atlantoaxial joint in dogs.
Danyelle Rayssa Cintra Ferreira +6 more
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Feasibility of Single-Stage Posterior Passive Correction and Fusion Surgery for Congenital Scoliosis in Adolescent Patients Who Have Attained Skeletal Maturity [PDF]
Study Design Retrospective study. Purpose To report the perioperative and radiological outcomes of single-stage posterior passive correction and fusion (SSPPCF) in adolescent patients who present with congenital scoliosis.
Chee Kidd Chiu +6 more
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Bone density of the axis (C2) measured using Hounsfield units of computed tomography
Introduction The assessment of bone density is of great importance nowadays due to the increasing age of patients. Especially in regard to the surgical stabilization of the spine, the assessment of bone density is important for therapeutic decision ...
George Simion +3 more
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The C2 Pedicle Width, Pars Length, and Laminar Thickness in Concurrent Ipsilateral Ponticulus Posticus and High-Riding Vertebral Artery: A Radiological Computed Tomography Scan-Based Study [PDF]
Study Design Retrospective radiological study. Purpose We aimed to determine the prevalence of ponticulus posticus (PP) and high-riding vertebral artery (HRVA) occurring simultaneously on the same side (PP+HRVA) and in cases of PP+HRVA, to assess C2 ...
Manish Kundanmal Kothari +4 more
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