Results 11 to 20 of about 45,142 (309)

Machine Learning Decision Tree Models for Differentiation of Posterior Fossa Tumors Using Diffusion Histogram Analysis and Structural MRI Findings. [PDF]

open access: yes, 2020
We applied machine learning algorithms for differentiation of posterior fossa tumors using apparent diffusion coefficient (ADC) histogram analysis and structural MRI findings.
Aboian, Mariam   +3 more
core   +1 more source

Superior eyelid endoscopic transorbital approach to the tentorial area: A qualitative and quantitative anatomic study

open access: yesFrontiers in Surgery, 2022
ObjectiveSuperior eyelid endoscopic transorbital approach (SETOA) is nowadays gaining progressive application in neurosurgical scenarios. Both anatomic and clinical reports have demonstrated the possibility of taking advantage of the orbital corridor as ...
Andrea De Rosa   +12 more
doaj   +1 more source

Giant petrous bone cholesteatoma: combined microscopic surgery and an adjuvant endoscopic approach [PDF]

open access: yes, 2016
Petrous bone cholesteatomas (PBCs) are epidermoid cysts, which have developed in the petrous portion of the temporal bone and may be congenital or acquired.
Iannella, Giannicola   +4 more
core   +1 more source

Ruptured dermoid cyst consisting of two adjacent masses with different components in the middle and posterior cranial fossa

open access: yesInterdisciplinary Neurosurgery, 2018
Background: Intracranial dermoid cysts are among the rarest tumors, and cases of rupture are even rarer. Dermoid cysts present great variety of radiographic features depending on their origin, which may make the diagnosis difficult.
Yukihiro Imaoka, MD   +4 more
doaj   +1 more source

New crania from Seymour Island (Antarctica) shed light on anatomy of Eocene penguins [PDF]

open access: yes, 2013
Antarctic skulls attributable to fossil penguins are rare. Three new penguin crania from Antarctica are here described providing an insight into their feeding function.
Acosta Hospitaleche, Carolina Ileana Alicia
core   +2 more sources

Descriptive Anatomy and Three-Dimensional Reconstruction of the Skull of the Early Tetrapod Acanthostega gunnari Jarvik, 1952 [PDF]

open access: yes, 2003
The early tetrapod Acanthostega gunnari is an iconic fossil taxon exhibiting skeletal morphology reflecting the transition of vertebrates from water onto land. Computed tomography data of two Acanthostega skulls was segmented using visualization software
Chan, HL   +5 more
core   +3 more sources

Risk factors of acquired dysphagia in patients after posterior cranial fossa surgery

open access: yesHuli yanjiu, 2023
ObjectiveTo investigate the status quo and risk factors of acquired dysphagia in patients after posterior cranial fossa surgery,and to provide reference for early intervention of dysphagia and optimization of postoperative rehabilitation.MethodsA total ...
QI Chunxia   +6 more
doaj  

Posterior fossa ependymomas in children and adolescents - the state of the art

open access: yesArchives of Pediatric Neurosurgery, 2023
Central nervous system tumors in pediatric patients represent the most frequent solid tumor type in this age group, especially ependymomas, which comprise 5% of childhood intracranial tumors, and occur mainly in the posterior fossa.
Marcos Devanir Silva da Costa   +9 more
doaj   +1 more source

Intraoperative Neurophysiological Monitoring for Endoscopic Endonasal Approaches to the Skull Base: A Technical Guide. [PDF]

open access: yes, 2016
Intraoperative neurophysiological monitoring during endoscopic, endonasal approaches to the skull base is both feasible and safe. Numerous reports have recently emerged from the literature evaluating the efficacy of different neuromonitoring tests during
Doan, Adam T.   +6 more
core   +3 more sources

Clinical and imaging characteristics of children with Dandy-Walker syndrome before and after peritoneal shunt

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2023
Objective To summarize the clinical and imaging characteristics with Dandy-Walker syndrome (DWS) in children before and after peritoneal shunt. Methods and Results All 6 children with DWS admitted to Fujian Sanbo Funeng Brain Hospital from January 2016 ...
LIU Zhi-qiang   +5 more
doaj   +1 more source

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