Results 51 to 60 of about 328,427 (234)

Computational fluid dynamics simulations of airflow through the nasal passages of rhinolophoid bats

open access: yesThe Anatomical Record, EarlyView.
Abstract The nasal passages of bats that emit their echolocation call through their nostrils have adapted for sound emission as well as standard respiratory and olfactory functions. Rhinolophids, hipposiderids and rhinonycterids all use a high duty cycle (HDC) echolocation strategy.
Carley Goodwin   +7 more
wiley   +1 more source

Ground-glass pattern fibrous dysplasia of frontal sinus

open access: yesJournal of the Belgian Society of Radiology, 2013
The case of a 5-year-old boy with ground-glass pattern craniofacial fibrous dysplasia (FD) presenting with progressive swelling in the right frontal region is reported.
D Chourmouzi, E Psoma, A Drevelegas
doaj   +1 more source

Deep Learning in Analysing Paranasal Sinuses

open access: yesElektronika ir Elektrotechnika, 2022
Deep neural network-based diagnostic tools have gained state-of-the-art performance in the medical field in recent years. Diagnostic accuracy has become very critical for medical treatments.
Serkan Ozbay, Orhan Tunc
doaj   +1 more source

Effective Performance of the 2022 American College of Rheumatology/EULAR Classification Criteria for Antineutrophil Cytoplasmic Antibody–Associated Vasculitis in Pediatric Patients: An ARChiVe Study

open access: yesArthritis &Rheumatology, EarlyView.
Objective To assess the 2022 American College of Rheumatology (ACR)/EULAR classification criteria for antineutrophil cytoplasmic antibody–associated vasculitis (AAV) in children with chronic small‐to‐medium vessel vasculitis. Methods A cohort of 574 patients, identified by physician's diagnosis (MD‐diagnosis) in A Registry of Childhood Vasculitis, was ...
David A. Cabral   +41 more
wiley   +1 more source

Morphometric examination of the paranasal sinuses and mastoid air cells using computed tomography.

open access: yesAnnals of Saudi Medicine, 2005
BACKGROUND : The paranasal sinuses and mastoid air cells vary considerably in size and shape from person to person. The main structures are pneumatic. In this study, we investigated the relationship between right and left sides and evaluated the volume ...
Karakas Sacide, Kavakli Ahmet
doaj  

A case of granulomatosis with polyangiitis with severe pansinus osteitis

open access: yesOtolaryngology Case Reports, 2020
Granulomatosis with polyangiitis (GPA) is an idiopathic systemic vasculitis that often affects the sinuses, and may lead to sinus osteitis, which has generally been described as having a limited distribution.
Katherine A. Lin   +2 more
doaj   +1 more source

Anatomical Variation of Olfactory Fossa on Computed Tomography of Paranasal Sinuses

open access: yesPakistan Armed Forces Medical Journal, 2023
Objective: To determine the frequency of anatomical variation of olfactory fossa among the adult Pakistani population by Keros classification on computed tomography (CT) of paranasal sinuses.
Madeeha Shahid   +5 more
doaj   +1 more source

Metaverse‐based virtual reality and spatial learning in cervicofacial anatomy: A curriculum‐embedded comparative study in undergraduate medical students

open access: yesAnatomical Sciences Education, EarlyView.
Abstract To compare a metaverse‐based interactive virtual reality (VR) session with a conventional 2D online lecture for learning cervicofacial anatomy. Single‐center, curriculum‐embedded, nonrandomized comparative study. Fourth‐year students attended a Zoom lecture (Conventional, n = 73); sixth‐year students completed an interactive VR session using ...
Taku Ito   +6 more
wiley   +1 more source

An analysis of the anatomic variations of the paranasal sinuses and ethmoid roof using computed tomography.

open access: yesEurasian Journal of Medicine, 2013
OBJECTIVE To determine the Keros classification and asymmetrical distribution rates of the ethmoid roof and the frequency of anatomic variations of the paranasal sinuses.
H. Kaplanoğlu   +4 more
semanticscholar   +1 more source

Comparative evaluation of radiological anatomy knowledge and accuracy of ChatGPT‐5, Gemini 2.5, and Grok 4 across normal and thinking modes

open access: yesAnatomical Sciences Education, EarlyView.
Workflow for comparing three LLMs in radiographic anatomical identification using 30 radiographs and 196 anatomy questions across Normal and Thinking modes, with expert scoring and temporal consistency analysis. Abstract This study compared the performance of three large language models, ChatGPT‐5 Plus, Gemini 2.5 Pro, and SuperGrok 4, in identifying ...
Ismail Sivri   +4 more
wiley   +1 more source

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