Results 101 to 110 of about 27,427 (182)

Comparative Analysis of Extensions of Transbasal Approaches: Effect on Access to Midline and Paramedian Structures

open access: yes, 2009
We sought to quantitate the effect of extensions of transbasal approaches (TBAs) on midline and paramedian targets of the cranial base. Eight silicone-injected cadaveric heads were dissected with extensions of TBA level I removal of the orbital bar ...
Jittapiromsak, Pakrit   +6 more
core   +1 more source

Angiomatous type of jugular foramen meningioma with neck extension-differential diagnosis from paraganglioma and schwannoma.

open access: yes, 2009
Background. Meningiomas involving the jugular foramen and parapharyngeal space are extremely rare. They most commonly occur intracranially and then extend to the extracranial region through the foramen of the skull base, such as jugular foramen ...
CHEN, ZENG-CHANG;WANG, CHENG-PING;HSIAO, JONG-KAI;KO, JENQ-YUH;TSENG, HAN-MIN;YAO, YU-TUNG   +1 more
core   +1 more source

CT- based assessment of sphenoid sinus anatomy & neurovascular relationships in population of Jammu & Kashmir (INDIA)

open access: yesThe Egyptian Journal of Otolaryngology
Objective To evaluate anatomical variations of the sphenoid sinus and its relationships with adjacent neurovascular structures using high-resolution computed tomography (HRCT) in the Indian population, focusing on features relevant to endoscopic skull ...
Gopika Kalsotra   +4 more
doaj   +1 more source

Intrasphenoidal cephalocoeles: Knowing the less known

open access: yesSouth African Journal of Radiology
Intrasphenoidal encephalocoeles are acquired or congenital herniations of meninges and brain parenchyma through a structural sphenoid bone defect. Acquired causes are most common, either iatrogenic, post-traumatic, or spontaneous. However, defects in the
Prachi Mann   +5 more
doaj   +1 more source

Localization of Maxillary Artery for Cerebral Revascularization: L-Shaped Perpendicular Two-Step Drilling Technique Stretching from the Foramen Ovale to Rotundum

open access: yes
BACKGROUND: The use of the maxillary artery (MA) as a donor has increasingly become an alternative method for cerebral revascularization. Localization difficulties emerge due to rich infratemporal anatomical variations and the complicated relationships ...
TANRIÖVER, NECMETTİN   +6 more
core   +1 more source

Precise Localization of the Posterior Clinoid Process in the Fetal Skull Base

open access: yes
Objective: To determine the precise position of the posterior clinoid process (PCP) in fetuses. Materials and Methods: Skull bases of 32 fetuses (11 males/21 females) aged 17 to 32 weeks in utero were included in the study.
Sencan, Zeynep   +5 more
core   +1 more source

Meta-analysis: Vidian Canal Length, Types, Dehiscence, and Relationship to Medial Pterygoid Plate

open access: yesNational Journal of Clinical Anatomy
Vidian canal (VC) as an anatomical landmark directs endoscopic approaches to the petrous carotid artery and the anteromedial part of the cavernous sinus, facilitating precise surgical access to these intricate regions.
Santhosh Kuriakose   +4 more
doaj   +1 more source

Figure 17: Bony Structures Relevant to the Orbit

open access: yes, 2022
The frontal, sphenoid, maxillary, ethmoid, and lacrimal bones make up the orbit. Structures passing through the optic canal include the optic nerve, oculosympathetic tract and ophthalmic artery.
Daniel R. Gold, DO
core  

CT-guided selective percutaneous radiofrequency thermocoagulation via the foramen rotundum for isolated maxillary nerve idiopathic trigeminal neuralgia

open access: yes, 2018
OBJECTIVEAlthough CT-guided selective percutaneous radiofrequency thermocoagulation (PRFT) via the foramen rotundum (FR) has been used in the clinic as a novel successful treatment for isolated, second division (maxillary nerve [V2]), idiopathic ...
Daying Zhang   +5 more
core   +1 more source

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