Results 11 to 20 of about 19,866 (206)

Anatomical variations of lamina papyracea, internal carotid artery, and optic canal dehiscence and protrusion: a computed tomography retrospective cohort study [PDF]

BMC Medical Imaging
Background Anatomical variations of the paranasal sinuses, particularly those involving the lamina papyracea (LP), internal carotid artery (ICA), and optic canal (OC), may significantly increase the risk of complications during functional endoscopic ...
Ozan Tuysuz, Semih Tekin, Ali Dablan, Sude Zeynep Mutlu, Mehmet Karagulle   +4 more
doaj   +2 more sources

Managing intraoperative rupture of internal carotid pseudoaneurysms during endoscopic transnasal optic canal decompression: a case report [PDF]

Frontiers in Neurology
BackgroundEndoscopic transnasal optic canal decompression is widely used in the treatment of traumatic optic neuropathy (TON) following head and craniofacial trauma.
Zeran Yu, Zeran Yu, Zeran Yu, Zeran Yu, Junhui Qi, Junhui Qi, Junhui Qi, Lei Wang, Lei Wang, Lei Wang, Xiang Yang, Zhengqiao Liu, Zhengqiao Liu, Zhengqiao Liu, Xu Chen, Xu Chen, Xu Chen, Hongling Xu, Hongling Xu, Hongling Xu, Yajie Li, Yajie Li, Yajie Li, Yuyun Chen, Yuyun Chen, Yuyun Chen, Chengguo Dai, Chengguo Dai, Chengguo Dai, Zhen Gu, Zhen Gu, Zhen Gu   +31 more
doaj   +2 more sources

An Osteologic Study of Cranial Opening of Optic Canal in Gujarat Region [PDF]

Journal of Clinical and Diagnostic Research, 2016
Introduction: Optic canal is a bony canal situated in between the roots of lesser wings of sphenoid, lateral to body of sphenoid. It transmits optic nerve and ophthalmic artery, surrounded by meninges.
Binita Jigneshkumar Purohit, Praveen R Singh   +1 more
doaj   +1 more source

Intracranial Arteriovenous Malformation Combined with Multiple Aneurysms Diagnosed by CTA: A Case Report

Journal of the Belgian Society of Radiology, 2023
Arteriovenous malformation (AVM) combined with aneurysms is not uncommon, but AVM of the basilar artery, brainstem, and right middle cerebral artery combined with multiple intracranial aneurysms (IAs) is rare.
Qin Zhang, Yongzhe Hou, Qiong Wang, Xilong Chen   +3 more
doaj   +1 more source

Thirty Cases of Front-orbital Fibrous Dysplasia: Intraoperative Optic Canal Localization with Three-bits Method and Outcomes Evaluation

Zhongliu Fangzhi Yanjiu, 2022
Objective To investigate the indications of optic canal decompression in the patients with front-orbital fibrous dysplasia and the methods of intraoperative optic canal localization and decompression.
BU Bo, CHEN Lifeng, LI Chong, ZHU Ruyuan, ZHANG Yuanzheng, YU Xinguang, ZHANG Jianning   +6 more
doaj   +1 more source

Optic disc Edema in patients with fibrous dysplasia/McCune-Albright syndrome: Craniomorphometric analysis and peripapillary retinal nerve fiber layer data

Data in Brief, 2021
This article reports quantitative measurements of intracranial volume, optic canal area, and peripapillary retinal nerve fiber layer (RNFL) for a cohort of 124 patients with craniofacial fibrous dysplasia/McCune-Albright Syndrome (FD/MAS), previously ...
Layne N. Raborn, Kristen S. Pan, Edmond J. FitzGibbon, Michael T. Collins, Alison M. Boyce   +4 more
doaj   +1 more source

Transcranial bony optic nerve decompression in surgical treatment of basal meningiomas

Ukrainian Neurosurgical Journal, 2017
Background. Surgical treatment of basal meningioma has always been recognized as an important  problem of neurosurgery. Tumor extension to the optic canal is considered to be the main factor limiting the radical removal of these tumors, on the
Zinovii M. Nykyforak, Arthur O. Mumliev, Mykola O. Guk, Мichail S. Kvasha, Vasyl V. Kondratiuk, Valentyn M. Kliuchka   +5 more
doaj   +1 more source

Vasculature of the distal part of optic nerve [PDF]

Vojnosanitetski Pregled, 2010
Background/Aim. Vascularisation of the distal, namely intracranial and intracanalicular parts of the optic nerve have not been explained in conventional textbooks of anatomy, while there have been explanations of proximal, that is intraorbital segment ...
Nagulić Mirjana, Ćetković Mila, Manojlović Radovan, Nikolić Igor, Alempijević Đorđe, Vitošević Zdravko   +5 more
doaj   +1 more source

A morphometric evaluation of the optic canal: Comparative study between computerized tomographic study and direct anatomic study

Saudi Journal of Medicine and Medical Sciences, 2015
Objective: The objective of this study is to probe into the normal anatomy of the optic canal by comparison of dry skull and computed tomography (CT) images of live subjects.
Sneha Kalthur, Radhakrishnan Periyasamy, Sandeep Kumar, Chandni Gupta, Antony S D′souza   +4 more
doaj   +1 more source

The Biomechanics of Indirect Traumatic Optic Neuropathy Using a Computational Head Model With a Biofidelic Orbit

Frontiers in Neurology, 2020
Indirect traumatic optic neuropathy (ITON) is an injury to the optic nerve due to head trauma and usually results in partial or complete loss of vision. In order to advance a mechanistic understanding of the injury to the optic nerve, we developed a head
Yang Li, Yang Li, Eric Singman, Timothy McCulley, Chengwei Wu, Nitin Daphalapurkar, Nitin Daphalapurkar   +6 more
doaj   +1 more source