Results 11 to 20 of about 27,355,016 (292)

Whole genome sequencing of skull-base chordoma reveals genomic alterations associated with recurrence and chordoma-specific survival

open access: yesNature Communications, 2021
Chordoma is a rare bone tumor with an unknown etiology and high recurrence rate. Here we conduct whole genome sequencing of 80 skull-base chordomas and identify PBRM1, a SWI/SNF (SWItch/Sucrose Non-Fermentable) complex subunit gene, as a significantly ...
J. Bai   +28 more
semanticscholar   +1 more source

Transorbital endoscopic approaches to the skull base: a systematic literature review and anatomical description

open access: yesNeurosurgical review, 2021
Transorbital endoscopic approaches are increasing in popularity as they provide corridors to reach various areas of the ventral skull base through the orbit.
Alperen Vural   +14 more
semanticscholar   +1 more source

Skull Base Osteomyelitis: A Comprehensive Imaging Review

open access: yesAmerican Journal of Neuroradiology, 2021
SUMMARY: Skull base osteomyelitis is a relatively rare condition, generally occurring as a complication of advanced otologic or sinus infection in immunocompromised patients.
P. Chapman, G. Choudhary, A. Singhal
semanticscholar   +1 more source

Skull base repair following endonasal pituitary and skull base tumour resection: a systematic review

open access: yesPituitary, 2021
Postoperative cerebrospinal fluid rhinorrhoea (CSFR) remains a frequent complication of endonasal approaches to pituitary and skull base tumours. Watertight skull base reconstruction is important in preventing CSFR. We sought to systematically review the
D. Khan   +10 more
semanticscholar   +1 more source

“ABCDEF Checklist" based on 3D radiological images for preoperative planning of endoscopic sinus surgery [PDF]

open access: yesRhinology Online, 2018
Background: Endoscopic sinus surgery (ESS) is performed on endonasal landmarks that have great anatomical variability, therefore a detailed preoperative study of these structures is necessary.
J.M. Maza-Solano   +5 more
doaj   +1 more source

Endonasal surgical management of tuberculum sellae meningiomas. Our experience

open access: yesUkrainian Neurosurgical Journal, 2023
Purpose: to evaluate the results of endonasal interventions in patients with meningioma of the TS, to determine the criteria for selecting patients for endonasal approach, to establish indications and contraindications, to analyze the ...
Mykola O. Guk, Valeriia V. Musulevska
doaj   +1 more source

Optimal timing of salvage intratympanic steroids in idiopathic sudden sensorineural hearing loss

open access: yesLaryngoscope Investigative Otolaryngology, 2022
Background Salvage intratympanic steroids (ITS) works in patients with idiopathic sudden sensorineural hearing loss (ISSNHL) after failure of initial therapy, but optimal timing of administration is unknown.
Yongzhen Wu   +8 more
doaj   +1 more source

Endoscopic endonasal surgical management of giant pituitary adenomas with extension into ventricle system

open access: yesUkrainian Neurosurgical Journal, 2023
Objective: to estimate the results of endoscopic endonasal surgical management of giant pituitary adenomas (GPAs) with extension into ventricular system (VS), to study the peculiarities of surgical techniques. Materials and methods.
Mykola O. Guk, Oleksii V. Ukrainets
doaj   +1 more source

Skull Base Chordomas and Chondrosarcomas

open access: yesNeuroendocrinology, 2020
Skull base chordomas account for less than 0.2% and chondrosarcomas for less than 0.15% of all intracranial tumors. Although their clinical and imaging presentations are similar, they derive from different origins. Chordomas arise from embryonic remnants
Natalia Kremenevski   +5 more
semanticscholar   +1 more source

Use of long implants with distal anchorage in the skull base for treatment of extreme maxillary atrophy : the remote bone anchorage concept [PDF]

open access: yes, 2013
The objectives of this study are to present a new concept of the bone anchorage using long implants in remote bone sites and to discuss four cases treated with this method.
Constantinus Politis   +5 more
core   +1 more source

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