WebJan 16, 2024 · Purpose To present the anatomical variations of vidian canal (VC) and sphenoid sinus (SS), relative to other anatomical landmarks of skull base area, which may be helpful for safer surgical approach to this area. Materials MDCT scans (128-row MDCT system) of 90 patients (mean age 62 years) and six cadaveric heads were studied, and the … WebAnalysis of 270 CT scans (540 sides) showed that type 1 optic nerve was the most frequent type (55.93%) followed by type 2 with a frequency of (26.85%). However, type 3 and type 4 appeared less frequently that is, 11.1% and 6.11%, respec-tively (Fig. 1). The frequency of type 1 optic nerve was found to be higher on both right and left sides with a
Optic nerve Radiology Reference Article Radiopaedia.org
WebJul 17, 2024 · The optic canal dimensions and the degree of optic canal exposure to the sphenoid sinus were measured on sinus computed tomography images of 96 patients. A total of 191 optic canals were analyzed ... WebAug 8, 2024 · The optic canal connects the orbit to the middle cranial fossa and transmits the optic nerve, ophthalmic artery, meningeal sheaths, and sympathetic nerve fibers. The … by default http connections are
Morphometric characteristics of the optic canal and the optic nerve
WebApr 17, 2024 · 1451 Canal Cross Ct , Oviedo, FL 32766-5094 is a single-family home listed for rent at /mo. The 3,000 sq. ft. home is a 6 bed, 3.0 bath property. View more property details, sales history and Zestimate data on Zillow. WebIn Type-1 canal there is no protrusion of optic nerve into the canal [Table/Fig-2]. Degree of optic nerve protrusion into the canal was taken into consideration for better objective classification of Type-2 and Type-3 canals [Table/Fig-3,4]. Type-4 canal is posteriorly displaced in ethmoidal air cell (Onodi cell or spheno–ethmoidal air cell ... WebJul 1, 2024 · The VC was also classified into three types based on CT findings ( Fig. 4 ): Type 1 – when VC is completely within the sphenoid sinus; Type 2 – when VC is on the floor of the sphenoid sinus or partially protruding into the sphenoid sinus; Type 3 – when VC is completely embedded in the sphenoid corpus. cft fire ops