Results 121 to 130 of about 23,319 (237)

Electrophysiological recording of hypothalamic brain regions in vivo using the transpharyngeal surgical approach in the rat

open access: yesJournal of Neuroendocrinology, Volume 38, Issue 4, April 2026.
Abstract Transpharyngeal (ventral) surgery in urethane‐anaesthetised rats allows in vivo electrophysiological recording and/or imaging from superficial hypothalamic brain regions and from the pituitary gland. This surgical approach leaves the whole brain intact, providing a stable platform to study single or multiple identified cells over several hours
Mike Ludwig, Gareth Leng, Colin H. Brown
wiley   +1 more source

Molecular Alterations in Osteosarcomas of the Oral and Maxillofacial Region: A Scoping Review

open access: yesJournal of Oral Pathology &Medicine, Volume 55, Issue 4, Page 439-447, April 2026.
ABSTRACT Background Given the rarity and aggressive nature of osteosarcomas (OS) in the oral and maxillofacial region, understanding their molecular alterations is essential to improve diagnosis, prognosis, and guide targeted therapies. This study aimed to map molecular alterations associated with oral and maxillofacial OS, providing an overview of the
Iara Vieira Ferreira   +6 more
wiley   +1 more source

Ivory Osteoma Of Temporal Bone [PDF]

open access: yes, 2006
Osteomas are slow growing bony tumors common in fronto-ethmoid regions and rare in temporal bone. These are usually asymptomatic and require treatment mainly for cosmetic reasons.
Meher, Dr. Ravi
core   +1 more source

Nasoendoscopic treatment of the sphenoid sinus mucoceles

open access: yesInternational Archives of Otorhinolaryngology, 2009
Introduction: Mucoceles is a slow growth benign lesion, composed of mucous or purulent material, may be multiple and cause osseous erosion. The sphenoid sinus mucoceles are uncommon and correspond to 1% of the cases; they are more frequent in the frontal
Silva, Fabrício Boechat do Carmo   +3 more
doaj  

Analysis of factors affecting diagnosis of unilateral isolated fungal sphenoid sinusitis

open access: yesSAGE Open Medicine
Background: To analyze the characteristics and factors influencing the diagnosis of unilateral isolated fungal sphenoid sinusitis. Methods: A retrospective analysis was conducted on the clinical data of patients who underwent surgery for unilateral ...
Yan Wang   +5 more
doaj   +1 more source

Bilateral abducens nerve palsy due to septic thrombophlebitis. [PDF]

open access: yes, 2019
PurposeTo report a case of septic thrombophlebitis producing bilateral abducens nerve palsy.ObservationA 65 year-old woman with recent sinus surgery experienced the onset of horizontal diplopia during treatment for bacteremia. Computer tomography of head
Robbins, Shira L   +2 more
core  

Anatomical landmarks for transnasal endoscopic skull base surgery [PDF]

open access: yes, 2018
Resection of midline skull base lesions involve approaches needing extensive neurovascular manipulation. Transnasal endoscopic approach (TEA) is minimally invasive and ideal for certain selected lesions of the anterior skull base. A thorough knowledge of
Monnier, Philippe   +2 more
core  

Anatomical variation of the extracranial course of the optic nerve in the floor of the sphenoid sinus: first reported case [PDF]

open access: yes, 2017
Objective: We report a unique case of anatomical variation of the extracranial course of the optic nerve running in the floor of the sphenoid sinus. Method: Clinical and radiological findings are presented.
Girguis-Bucher, A., Schlegel-Wagner, C.
core  

Isolated Sphenoid Sinus Disease- A Unique Case of Sphenoidal Mucocoele

open access: yesBengal Journal of Otolaryngology and Head Neck Surgery, 2018
Introduction Isolated Sphenoid Sinusitis and sinus lesions is a rare entity accounting for just 1-3% of all Sinus afflictions. Most have occurred in men between the ages of 30 and 40 years.
Tushar Kanti Ghosh   +2 more
doaj  

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