Results 31 to 40 of about 15,434 (136)

The sphenozygomatic fissure

open access: yesFolia Morphologica, 2021
The lateral (temporal) wall of the orbit separates it from the temporal fossa and the anterior part of the temporal muscle. Within this wall, the sphenozygomatic suture joins the greater wing of the sphenoid bone and the zygomatic bone.
M. C. Rusu, F. Pop, M. Săndulescu
doaj   +1 more source

Surgical management of a lateral sphenoid sinus encephalocele: 2-Dimensional operative video

open access: yesWorld Neurosurgery: X
Encephaloceles are considered rare with an approximate incidence of 1 in 35,000, and sphenoid encephaloceles are even more uncommon.2 Two types of sphenoid encephaloceles exist: medial perisellar encephaloceles, and lateral sphenoidal encephaloceles ...
Ryan W. Sindewald   +4 more
doaj   +1 more source

Bony outgrowths on the base of skull near foramen spinosum

open access: yesCHRISMED Journal of Health and Research, 2020
Objectives: Ossification of the various ligaments at the base of the skull is quite common. Ossified pterygospinous and pterygoalar ligaments have been extensively described in the literature.
Neeru Goyal, Anjali Jain
doaj   +1 more source

Early Versus Late Recurrence in Olfactory Neuroblastoma: A Multi‐Institutional Analysis of Predictive Risk Factors

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Olfactory neuroblastoma (ONB) exhibits variable recurrence patterns, with significant late recurrences occurring years after treatment. We investigated cutoff periods to define late recurrence and identified predictors that distinguish patients at risk of late recurrence from those considered cured.
Alexandria Harris   +23 more
wiley   +1 more source

Quantitative assessment of masticatory muscles based on skull muscle attachment areas in Carnivora

open access: yesThe Anatomical Record, EarlyView.
Abstract Masticatory muscles are composed of the temporalis, masseter, and pterygoid muscles in mammals. Each muscle has a different origin on the skull and insertion on the mandible; thus, all masticatory muscles contract in different directions. Collecting in vivo data and directly measuring the masticatory muscles anatomically in various Carnivora ...
Kai Ito   +4 more
wiley   +1 more source

Sphenoid mucocoele as a complication of fibrous dysplasia of the facial bones.

open access: yesJournal of the Belgian Society of Radiology, 2012
We report on a 28-year-old man with severe headache. Imaging studies included CT and MR. A large sphenoid mucocoele was demonstrated as well as findings compatible with fibrous dysplasia of the facial bones.
K De Smet   +4 more
doaj   +1 more source

The skeleton of the green Iguana iguana (Squamata: Iguanidae) and its intraspecific morphological variation

open access: yesThe Anatomical Record, EarlyView.
Abstract The green iguana (Iguana iguana) is an iguanine lizard with herbivorous and arboreal habits, whose distribution spans through South America, Central America to the south of North America. Although the genus Iguana is well‐known, the species still lacks a comprehensive and up‐to‐date anatomical study, particularly addressing the axial skeleton,
Vieno Rosa   +2 more
wiley   +1 more source

Cranial anatomy of a Late Cretaceous aspidorhynchid fish (Neopterygii: Aspidorhynchiformes) from Alberta, Canada

open access: yesThe Anatomical Record, EarlyView.
Abstract Belonostomus longirostrisis was named for an isolated jaw fragment from freshwater Upper Cretaceous (Campanian) sediments of the Dinosaur Park Formation of Alberta, Canada. Following the description of the Albertan species, numerous isolated cranial and postcranial elements have been collected from the Dinosaur Park Formation and assigned to B.
Mondo Miyazato   +4 more
wiley   +1 more source

Three cases of ectopic sphenoid sinus pituitary adenoma

open access: yesFolia Neuropathologica, 2017
Introduction : Ectopic sphenoid sinus pituitary adenoma is a rare tumour originating from embryologic remnants of Rathke’s pouch. Although it is considered a clinically benign neoplasm, necrosis is encountered in 25% of cases and it can invade adjacent ...
Ernest Jan Bobeff   +4 more
doaj   +1 more source

Chronic sinonasal symptoms due to retained bullet fragments in the skull base

open access: yesOtolaryngology Case Reports, 2021
Intranasal foreign bodies (FB) are a rare cause of chronic rhinosinusitis in adults. This report describes a unique case of bullet fragments embedded in the sphenoid bone and clivus for 34 years after a gunshot wound (GSW) to the face, leading to chronic
Viraj N. Shah   +3 more
doaj   +1 more source

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