Results 51 to 60 of about 118,737 (187)

Adenocarcinoma of the sphenoid sinus

open access: yesThe Pan African Medical Journal, 2014
Adenocarcinomas of the sphenoid sinus are exceptional. In this paper, we report a new case with a review of the literature. Our patient was a 45-year-old man who presented with isolated retro orbital headache. CT and MRI suspected a malignat tumor of the
Youssef Darouassi   +5 more
doaj   +1 more source

Value of Hounsfield Units in the Evaluation of Isolated Sphenoid Sinus Lesions

open access: yesAllergy & Rhinology, 2021
Radiologic findings of fungal sinus disease are generally opacification in paranasal computed tomography (CT) images. The Hounsfield unit (HU) is a standardized objective unit that is also suitable for measuring remodeling and opacifications on CT scans ...
Orhan Tunç MD   +4 more
doaj   +1 more source

Cone beam computed tomography evaluation of sphenoid sinus in different sagittal skeletal pattern

open access: yesEuropean Oral Research, 2022
Purpose The purpose of this study is to explore sphenoid sinus variations in individuals with various sagittal skeletal anomalies using cone-beam computed tomography (CBCT).
Selin Yeşiltepe   +3 more
doaj   +1 more source

Anatomy of the Soft Palate and Its Role in Upper Airway Function: A Narrative Review

open access: yesClinical Anatomy, EarlyView.
ABSTRACT The soft palate is a complex anatomical structure, located at the posterior aspect of the oral and nasal cavities, able to dynamically create valve closure of the nasal and the oral cavities. Its precise movement is critical for speech, swallowing, and respiration. Despite its functional importance, detailed characterization of its constituent
James C. D. Miller   +4 more
wiley   +1 more source

Developmental Morphometry of the Paranasal Sinuses in Subjects Aged 1–25 Years: A Computed Tomography Study

open access: yesClinical Anatomy, EarlyView.
ABSTRACT The present study aimed to evaluate the developmental morphometry of the paranasal sinuses using computed tomography (CT) in subjects aged 1–25 years and to characterize age‐related changes in sinus dimensions, volume, and surface area throughout childhood, adolescence, and young adulthood.
Ceyda Şevval Çetin   +4 more
wiley   +1 more source

Mapping the Landscape of Over‐Scanning in CT Imaging: A Scoping Review

open access: yesJournal of Medical Radiation Sciences, EarlyView.
Over‐scanning in CT is highly prevalent and contributes to unnecessary radiation exposure, with notable impact on radiosensitive organs. Standardised protocols and AI‐assisted planning show strong potential to optimise scan range and reduce excess dose.
Mo'men Bani‐Ahmad   +5 more
wiley   +1 more source

Image-Guided Sphenoidotomy in Revision Functional Endoscopic Sinus Surgery

open access: yesAllergy & Rhinology, 2014
The application of image-guided systems to sinus surgery is gaining in popularity. This study tried to evaluate the efficacy of image-guided surgery (IGS) in the fenestration of the sphenoid sinus in patients with chronic rhinosinusitis (CRS) who ...
Rong-San Jiang M.D. Ph.D.   +1 more
doaj   +1 more source

Retromaxillary recess of the sphenoid sinus: an overlooked recess

open access: yesThe Egyptian Journal of Otolaryngology, 2021
Background Retro-maxillary recess of the sphenoid sinus is an area that is yet to have appropriate description in the literature and usually overlooked.
Mohammad Waheed El-Anwar   +5 more
doaj   +1 more source

Long‐Term Clinical Response After Low‐Dose and Short‐Duration Cemiplimab Therapy in a Patient With Xeroderma Pigmentosum in Nepal

open access: yesJEADV Clinical Practice, EarlyView.
Capsule Summary Xeroderma pigmentosum (XP) is associated with a high risk of multiple and aggressive cutaneous squamous cell carcinomas (CSCCs). The immune checkpoint inhibitor cemiplimab has been approved in advanced, unresectable, and/or metastatic CSCCs.
Sudip Parajuli   +5 more
wiley   +1 more source

Race and Ethnicity Affect Symptom and Endoscopy Associations in CT‐Confirmed Chronic Rhinosinusitis

open access: yesThe Laryngoscope, EarlyView.
Among adults with chronic rhinosinusitis (CRS) symptoms, hyposmia, and higher Lund–Kennedy endoscopy scores were associated with CT‐confirmed CRS overall, though these associations were not significant among Asian and Hispanic patients. Symptoms alone had limited predictive value when nasal endoscopy was negative, suggesting that the diagnostic utility
Corey Karp   +6 more
wiley   +1 more source

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