Results 11 to 20 of about 1,688,001 (281)

Fetal development of the carotid canal with special reference to a contribution of the sphenoid bone and pharyngotympanic tube. [PDF]

open access: yesAnat Cell Biol, 2021
The bony carotid canal is a tube-like bone with a rough surface in contrast to smooth surfaces of the other parts of the temporal bone petrosal portion (petrosa): it takes an impression of the additional, out-sourcing product. No study had been conducted
Honkura Y   +6 more
europepmc   +2 more sources

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

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

Four-dimensional digital subtraction angiography for exploration of intraosseous arteriovenous fistula in the sphenoid bone. [PDF]

open access: yesSurg Neurol Int, 2021
Background: Intraosseous arteriovenous fistula (AVF) is a rare clinical entity that typically presents with symptoms from their effect on surrounding structures.
Ishibashi T   +4 more
europepmc   +2 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

Fibrous dysplasia of Sphenoid bone [PDF]

open access: bronzeIndian Journal of Otolaryngology and Head & Neck Surgery, 2007
Fibrous dysplasia represents a disturbance of normal bone development specifically a defect in osteoblastic differentiation and maturation that originates in the mesenchymal precursor of the bone. In fibrous dysplasia, the lesion expands, which leads to a distortion and weakening of bone.
Harjitpal, Singh, C, Mohan
openaire   +4 more sources

Primary Ewing Sarcoma of Sphenoid Bone with Intracranial Extension: A Common Tumour at an Uncommon Location [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
Primary Ewing Sarcoma of the cranial bone is rare, contributing to only 1% of all Ewing Sarcomas. Primary cranial Ewing Sarcoma occurs most commonly in temporal bone followed by parietal and occipital bones. Sphenoid bone is less commonly involved.
Guddi Rani Singh   +2 more
doaj   +2 more sources

Endometrial stromal sarcoma metastasis to the lumbar spine and sphenoid bone [PDF]

open access: goldRare 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   +2 more sources

Hyperostosing sphenoid wing meningiomas: surgical outcomes and strategy for bone resection and multidisciplinary orbital reconstruction. [PDF]

open access: bronzeJournal of Neurosurgery, 2020
OBJECTIVE Hyperostosing sphenoid wing meningiomas cause bony hyperostosis that may extend into the orbit, resulting in proptosis, restriction of extraocular movements, and/or compressive optic neuropathy.
MD Cecilia L. Dalle Ore   +10 more
semanticscholar   +2 more sources

Benign Osteoblastoma of the Sphenoid Bone [PDF]

open access: bronzeSkull Base, 2009
Osteoblastoma is an uncommon benign bone tumor that accounts for 1% of all primary bone tumors. Well documented in the spine and long bones, it is rarely found in the skull, namely in the sphenoid bone, with only five cases reported in the literature.
Mavilde, Arantes   +5 more
openaire   +4 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   +2 more sources

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