Results 11 to 20 of about 918,623 (204)

Authors’ Classification of Sphenoid Sinus Pneumatizations into the Sphenoid Bone Processes [PDF]

open access: yesJournal of Clinical Medicine
Background: The varied shape and size of the sphenoid sinuses result in a highly variable degree of extension, described in different ways in the literature. The aim of the study was to create the authors’ classification of the sphenoid sinus extensions into the sphenoid bone processes. Methods: The study was retrospective, based on the results of head
Przemyslaw Kiciński   +2 more
exaly   +6 more sources

Sphenoid Sinus and Sphenoid Bone Fractures in Patients with Craniomaxillofacial Trauma [PDF]

open access: yesCraniomaxillofacial Trauma & Reconstruction, 2013
Background and Purpose Sphenoid bone fractures and sphenoid sinus fractures have a high morbidity due to its association with high-energy trauma. The purpose of this study is to describe individuals with traumatic injuries from different mechanisms and attempt to determine if there is any relationship between various isolated or combined fractures of ...
Viviana Gomez Ortega
exaly   +4 more sources

Osseous Bridges of the Sphenoid Bone: Frequency, Bilateral and Sex Distribution [PDF]

open access: yesBiology, 2023
Sellar (caroticoclinoid and interclinoid), pterygospinous and pterygoalar bridges are osseous bars of the sphenoid bone, which enclose additional foramina in the skull base and could cause entrapment of nerves, occlusion of vessels and obstruction of ...
Silviya Nikolova   +3 more
doaj   +3 more sources

Computed Tomography-Based Morphometric Analysis of Ossification Centers of Lesser Wings of Sphenoid Bone in Human Fetuses [PDF]

open access: yesBrain Sciences
Objectives: The aim of the present study was to examine the growth dynamics of the ossification centers of the lesser wings of the sphenoid bone in the human fetus based on linear, planar, and volumetric parameters. Methods: The examinations were carried
Magdalena Grzonkowska   +2 more
doaj   +4 more sources

Endometrial stromal sarcoma metastasis to the lumbar spine and sphenoid bone

open access: yesRare Tumors, 2011
ESS is typically associated with metastasis to the abdomen, pelvis, and lung. We found three case reports of ESS metastasis to the bone (two to the thoracic spine, and one to the parietal bone).
Mary I. Huang   +3 more
doaj   +4 more sources

Nontraumatic intradiploic arachnoid cyst of the sphenoid bone [PDF]

open access: yesRadiology Case Reports, 2018
The intradiploic arachnoid cysts are rare radiological entities which are generally post-traumatic in nature and occur mostly in occipital region. We present a rare case of non-traumatic, asymptomatic intradiploic cyst of the greater wing of sphenoid in ...
Ashim Kumar Lahiri, MD, DNB, FRCR   +1 more
doaj   +3 more sources

Hypopituitarism due to a Large Osteoclastoma Arising from the Sphenoid Bone Invading the Pituitary Fossa in a Patient with Parathyroid Carcinoma [PDF]

open access: yesCase Reports in Endocrinology, 2023
Background. Parathyroid carcinoma accounts for
Leonardo Bandeira   +5 more
doaj   +2 more sources

Extensive pneumatisation of the sphenoid bone: anatomical investigation of the recesses of the sphenoid sinuses and their clinical importance [PDF]

open access: yesFolia Morphologica, 2021
BACKGROUND: There is a great variance between the extents of pneumatisation of the sphenoid sinuses that can reach beyond the body of the sphenoid bone.
J. Jaworek-Troć   +12 more
doaj   +2 more sources

Intraoperative frozen cytology of intraosseous cystic meningioma in the sphenoid bone [PDF]

open access: yesJournal of Pathology and Translational Medicine, 2020
Meningiomas in bone are rarely subjected to fine-needle aspiration diagnosis, and those arising in the skull bone with a cystic presentation are rare. A 24-year-old woman presented with subdural hemorrhage, and subsequent radiology depicted an osteolytic
Na Rae Kim, Gie-Taek Yie
doaj   +2 more sources

The role of the sphenoid bone in the connection between the temporal-mandible-tongue-hyoid system and the cervical spine [PDF]

open access: yesEuropean Journal of Translational Myology
The cranio-cervical-mandibular system is a functional complex whose understanding has evolved significantly, moving from a purely mechanical model to an integrated view that includes myofascial and postural interdependencies. Recent studies, particularly
Giuseppe Messina
doaj   +2 more sources

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