Results 41 to 50 of about 13,665 (215)

Malignant perivascular epithelioid cell tumor mimicking jugular foramen schwannoma: A case report and literature review

open access: yesHeliyon, 2020
Background: Perivascular epithelioid cell tumors (PEComas) of the skull base are extremely rare. Here we report the first description of a malignant PEComa mimicking jugular foramen schwannoma and presenting as Collet-Sicard syndrome, and we review the ...
Noritaka Komune   +10 more
doaj   +1 more source

Anatomical Features of the Deep Cervical Lymphatic System and Intrajugular Lymphatic Vessels in Humans

open access: yesBrain Sciences, 2020
Background: Studies in rodents have re-kindled interest in the study of lymphatics in the central nervous system. Animal studies have demonstrated that there is a connection between the subarachnoid space and deep cervical lymph nodes (DCLNs) through ...
Kaan Yağmurlu   +8 more
doaj   +1 more source

Morphometric study of jugular foramen in Tamil Nadu region

open access: yesNational Journal of Clinical Anatomy, 2013
Background and aims: Jugular foramen is an important foramen transmiting a number of structures at the base of the skull. Various tumours and infiltrating inflammatory processes are associated with this foramen. Hence, present study was taken up to study
P Vijisha   +2 more
doaj   +1 more source

Lower Four Cranial Nerves in the Management of Glomus Jugulare: Anatomical Study

open access: yesInternational Archives of Otorhinolaryngology, 2023
Introduction The surgical management that achieves minimal morbidity and mortality for patients with glomus and non-glomus tumors involving the jugular foramen (JF) region requires a comprehensive understanding of the complex anatomy, anatomic
Ashraf Fayed   +5 more
doaj   +1 more source

Osteological correlates of the respiratory and vascular systems in the neural canals of Mesozoic ornithurines Ichthyornis and Janavis

open access: yesThe Anatomical Record, EarlyView.
Abstract In birds, the neural canal houses a variety of anatomical structures including the spinal cord, meninges, spinal vasculature, and respiratory diverticula. Among these, paramedullary diverticula and the extradural dorsal spinal vein may leave behind osteological correlates in the form of pneumatic foramina and fossae, and a bilobed geometry of ...
Jessie Atterholt   +5 more
wiley   +1 more source

Supraclavicularis proprius muscle associated with supraclavicular nerve entrapment [PDF]

open access: yes, 2011
Entrapment neuropathy of the supraclavicular nerve is rare and, when it occurs, is usually attributable to branching of the nerve into narrow bony clavicular canals.
Raikos, A.   +6 more
core   +2 more sources

Outcomes of Facial Nerve in Lateral and Inferior Mastoid Approaches for Jugular Foramen and Petrous Apex Lesions

open access: yesIndian Journal of Neurosurgery, 2018
Objectives To evaluate the facial nerve in inferior and lateral (transmastoid) approaches to the jugular foramen and/or petrous apex. Design Retrospective study of 11 consecutive patients operated for lesions in the jugular foramen/petrous ...
Saurin Shah   +4 more
doaj   +1 more source

Clinical Presentation and Management of Jugular Foramen Paraganglioma [PDF]

open access: yesClinical and Experimental Otorhinolaryngology, 2009
ObjectivesJugular foramen paraganglioma is a locally invasive, benign tumor, which grow slowly and causes various symptoms such as pulsatile tinnitus and low cranial nerve palsy.
Sa Myung Chung   +4 more
doaj   +1 more source

The cranial, mandibular, and hyoid anatomy of softshell turtles (Trionychidae): A revised character list for phylogenetic analysis

open access: yesThe Anatomical Record, EarlyView.
Abstract Softshell turtles (Pan‐Trionychidae) are an early branching clade of hidden‐necked turtles (Cryptodira) with a rich fossil record extending back to the Early Cretaceous. The evolutionary history of softshell turtles is still unresolved because of their conservative morphology combined with high levels of polymorphism related to morphological ...
Léa C. Girard, Walter G. Joyce
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

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