Results 11 to 20 of about 22,861 (141)

Incidental detection of paranasal sinuses abnormalities on CT imaging of the head in Saudi adult population.

open access: yesPLoS ONE, 2022
The paranasal sinuses are hollowed, air-filled cavities surrounding the nasal cavity. Many pathological processes affect the sinuses, but inflammatory conditions are the commonest, even in asymptomatic patients who undergo head imaging for other ...
Ali Hassan A Ali   +10 more
doaj   +1 more source

Normal Computed Tomography and Radiographic Study of the Nasal Cavity and Paranasal Sinuses in Shal Sheep (Ovis arries) [PDF]

open access: yesIranian Journal of Veterinary Surgery, 2023
Understanding anatomical structures from the past to the present has been one of the guidelines for advancing medical and veterinary science worldwide. The lack of comprehensive information on the anatomy of the paranasal sinuses and the Shal sheep nasal
Alireza Vajhi   +6 more
doaj   +1 more source

Pan-pneumatocele of Paranasal Sinuses: A Rare Entity

open access: yesIndian Journal of Neurosurgery, 2016
Excessive enlargement of the paranasal sinuses is a rare entity with an uncertain etiology. It usually affects the frontal sinus, although any sinus can be pathologically enlarged.
Sumit Bansal, Ashok Kumar Mahapatra
doaj   +1 more source

Pediatric Nasal Cavity and Paranasal Sinuses: A Digital Interactive Teaching File of Normal Anatomy, Variants, and Disease (Out of Print)

open access: yesMedEdPORTAL, 2009
Imaging evaluation of the pediatric paranasal sinuses is complicated by complex 3D anatomy and frequent anatomical variations. While hard-copy atlases of the paranasal sinuses exist, these often show only a few selected images of relevant anatomical ...
Grace Phillips   +4 more
doaj   +1 more source

Management of Capillary Hemangioma of the Sphenoid Sinus

open access: yesMedicina, 2023
Background and objectives: Capillary hemangiomas are rare, benign vascular tumors that mainly affect the skin and soft tissue, with scarce appearance within the nasal cavities and paranasal sinuses.
Irina-Gabriela Ionita   +7 more
doaj   +1 more source

A Rare Case of Hypoplasia of the Paranasal Sinuses and Atrophy of All Three Turbinates

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2021
BACKGROUND AND OBJECTIVE: Agenesis and hypoplasia of the paranasal sinuses is an anatomical variation that often occurs in frontal sinuses but this rarely happens combined with other paranasal sinuses.
N Alizadeh, S Paryab, A Shah Hamze
doaj  

SILICON POLYMER FOR CAST OF PARANASAL SINUSES OF IRAQI LOCAL GOAT (Capra hircus) [PDF]

open access: yesBasrah Journal of Veterinary Research, 2016
The present work is designed to study the anatomical features of the paranasal sinus in local goat(Capra hircus) to distinguish and describe the types of the paranasal sinuses.
Alaa A.Sawad, Dhuha Adel Kareem
doaj   +1 more source

Total Aplasia of the Paranasal Sinuses

open access: yesAllergy & Rhinology, 2013
Although a variety of theories have been proposed about functions of the paranasal sinuses, not one is clear today. Nonetheless, paranasal sinus–related diseases are associated with a high rate of morbidities.
Hakan Korkmaz M.D.   +1 more
doaj   +1 more source

Dose development in sinonasal imaging over the last decade – a retrospective patient study

open access: yesHead & Face Medicine, 2023
Background Computed tomography (CT) has become the primary imaging modality for visualization of the paranasal sinuses. In this retrospective, single center patient study the radiation dose development in the past 12 years in CT imaging of the paranasal ...
Carsten Hackenbroch   +4 more
doaj   +1 more source

Optic Nerve Canal Relation to Posterior Paranasal Sinuses in Indian Ethnics: Review and Objective Classification [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
Introduction: Posterior paranasal sinuses consisting of posterior ethmoid and sphenoid sinuses show varying pneumatization and relationship to Optic Nerve Canal (ONC). Most commonly ONC is superolateral to sphenoid sinus, however varied protrusion of
RISHIKESH MADHUKAR ITAGI   +4 more
doaj   +1 more source

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