Results 21 to 30 of about 118,368 (308)

On the cutting edge: anterior transpetrosal approach – the middle fossa approach. Clinical application, surgical anatomy, and results

open access: yesСеченовский вестник, 2021
Nowadays, the middle cranial fossa approach (MFA) is one of the most useful operative procedures in skull base surgery. When performed properly, it provides a relevant adjunct to treating complex skull base lesions.
L. Mastronardi   +2 more
doaj   +1 more source

CHONDROID SKULL BASE TUMORS (A REVIEW OF LITERATURE)

open access: yesОпухоли головы и шеи, 2015
Chondroid skull base tumors are a rare and little studied pathology; many problems of their classification, diagnosis and treatment remain to be solved.
T. G. Gasparyan   +2 more
doaj   +1 more source

Clinical, morphological, CT and MRI characteristics of anterior skull base and orbital tumors

open access: yesJournal of Ophthalmology, 2020
Background: Tumors of the anterior skull base and orbit (ASBOT) are more commonly epithelial malignancies arising in the nasal cavity, paranasal sinuses, and orbit, and, of ASBOT, approximately 25%-30% are diagnosed in advanced cases.
O. I. Palamar   +7 more
doaj   +1 more source

False lateralazing sign in skull base tumor a case series of five patients

open access: yesInterdisciplinary Neurosurgery, 2021
Paradoxical neurological signs constitute a very important clinical entity for physicians to be aware of and they are of paramount importance to bear in mind in-order to avoid confusion when diagnosing lesions based on anatomic localization.
Lea Kahanov   +6 more
doaj   +1 more source

Skull base chordomas review of current treatment paradigms

open access: yesWorld Journal of Otorhinolaryngology-Head and Neck Surgery, 2020
Background: Chordomas are locally invasive neoplasms, arising from notochordal remnants and can appear anywhere along the axial skeleton. Local recurrences are common, and distant metastases may occur years after the initial presentation.
Dan Yaniv   +4 more
doaj   +1 more source

Methylation-based reclassification and risk stratification of skull-base chordomas

open access: yesFrontiers in Oncology, 2022
Background Skull-base chordomas are rare malignant bone cancers originating from the remnant of the notochord. Survival is variable, and clinical or molecular factors cannot reliably predict their outcomes.
Xulei Huo   +8 more
semanticscholar   +1 more source

Primary Intraosseous Cavernous Hemangioma of the Clivus: Case Report and Review of the Literature

open access: yesJournal of Neurological Surgery Reports, 2013
Primary intraosseous hemangiomas are benign, vascular malformations that account for approximately 1% of all primary bone neoplasms. These tumors are mostly found in vertebral bodies and are rarely seen in the calvarium, where they represent 0.2% of bony
Yakov Gologorsky   +7 more
doaj   +1 more source

Endoscopic Versus Traditional Craniofacial Resection for Patients with Sinonasal Tumors Involving the Anterior Skull Base [PDF]

open access: yesClinical and Experimental Otorhinolaryngology, 2008
ObjectivesWith the advent of microdebriders and image guidance systems, endoscope-assisted surgery is now more widely used for the treatment of tumors involving the base of the skull.
Bong Jik Kim   +6 more
doaj   +1 more source

Giant Petroclival Primary Intradural Chordoma: Case Report and Systematic Review of the Literature

open access: yesJournal of Neurological Surgery Reports, 2014
Background Chordomas are rare, locally aggressive neoplasms thought to arise from notochordal remnants in the axial skeleton. Primary intradural chordomas are considered to be extremely rare.
Fahad AlOtaibi   +3 more
doaj   +1 more source

Sellar region extramedullary plasmacytoma – A rare skull base tumour

open access: yesInterdisciplinary Neurosurgery, 2020
Plasma cell neoplasms can present either as multiple myeloma, or in
Yan Zheng Ho   +2 more
doaj   +1 more source

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