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Cervical MRI assessment of traumatic anterior atlanto-occipital membrane complex injuries with evaluation of ancillary findings
Background and purposeThe purpose of this study was to identify and classify the different types of anterior atlanto-occipital membrane complex...
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Congenital atlanto-occipital dislocation in a patient with Down syndrome: a case report
Down syndrome, also known as trisomy 21, is associated with congenital cervical spine abnormalities, including atlantoaxial instability with or...
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Radiological and clinical features of traumatic atlanto-occipital dislocation
PurposeWe aimed to describe the findings of traumatic atlanto-occipital dislocation (AOD) on cervical spine CTs and differences leading to varying...
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Atlanto-occipital distraction injuries in survivors: craniometrics and associated ligamentous, spinal cord, and blunt cerebrovascular injury
PurposeNewer classification systems for upper cervical spine trauma now include ligamentous injury in addition to fracture and dislocation patterns....
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Traumatic atlanto-occipital dislocation in children: is external immobilization an option?
ObjectTraumatic atlanto-occipital dislocation (AOD) is a relatively uncommon traumatic cervical spine injury characterized by disruption and...
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Tenosynovial giant cell tumor of the upper cervical spine arising from the posterior atlanto-occipital membrane: a case report
A tenosynovial giant cell tumor is a benign proliferative disease, mostly arising from the synovial membrane of tendon sheaths, bursae, and joints....
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Occult craniocervical dissociation on cervical CT: an under-appreciated presentation of craniocervical trauma requiring occipital cervical fusion
Background and purposeCraniocervical dissociation is a rare and life-threatening injury that results from a significant hyperflexion-hyperextension...
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Can radiologic parameters used to detect cervical spinal instability be used in patients with ankylosing spondylitis?
IntroductionCervical spinal instability can be difficult to detect in the shock room setting even with the utilization of computed tomography (CT)...
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Sheep as a Large-Animal Model for Otology Research: Temporal Bone Extraction and Transmastoid Facial Recess Surgical Approach
PurposeSheep are used as a large-animal model for otology research and can be used to study implantable hearing devices. However, a method for...
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Atlanto-occipital ligament calcification: a novel imaging finding in pediatric rotational vertebral artery occlusion
We describe a 2-year-old girl with bow hunter syndrome complicated by vertebral artery dissection and multiple ischemic infarcts. Pediatric bow...
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Magnetic resonance imaging-based classification of the myodural bridge complex and its influencing factors
Cerebrospinal fluid (CSF) circulation is considered the third circulation of the human body. Recently, some scholars have proposed the myodural...
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Occipital condylar avulsion fractures in the acute trauma setting: Stable or unstable injury?
Background and purposeOccipital condylar avulsion fractures are considered potentially unstable, associated with craniocervical dissociation spectrum...
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Fatal blast injuries in tyre blowouts: two autopsy case reports
BackgroundFatal blast injuries are generally reported as a consequence of explosions, mainly in terrorist events, work-related detonations, or...
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A case report of revision occipital-cervical fusion after atlanto-axial instrumentation failure for neurofibromatosis type I
BackgroundNeurofibromatosis type 1 is an autosomal dominant genetic disease with characteristic café-au-lait spots, neurofibroma, and dystrophic...
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Design of a novel lateral mass screw–plate system for the treatment of unstable atlas fractures: a finite element analysis
BackgroundOsteosynthesis of unstable atlas fractures preserves joint motion and therefore has a distinct advantage over a range of treatment...
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Posterior intra-articular distraction technique to treat pediatric atlantoaxial instability
PurposeSurgical treatment for atlantoaxial instability in pediatric patients is challenging. We report our experience with posterior intra-articular...
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The effect of suboccipital muscle dysfunction on the biomechanics of the upper cervical spine: a study based on finite element analysis
ObjectiveMuscle dysfunction caused by repetitive work or strain in the neck region can interfere muscle responses. Muscle dysfunction can be an...
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Surgical outcomes of basilar invagination type B without atlantoaxial dislocation through simple posterior fossa decompression: a retrospective study of 18 cases
BackgroundBasilar invagination (BI) is a common disease in the craniocervical junction (CVJ) area. Posterior fossa decompression with/without...
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Accuracy of craniocervical measurements on CT for identifying partial or complete craniocervical ligament injuries in pediatric patients
PurposeTo assess the accuracy of craniocervical measurements for identifying craniocervical injuries and the frequency of subjective findings of...
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Atlantoaxial facet fixation using cervical facet cage: technical case report and review of the literature
In 1994, the use of interfacet spacer placement was for joint distraction, reduction, and fusion to supplement atlantoaxial or occipitocervical...
