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1. radiopaedia.org › articles › patterns-of-sinonasal-obstructionPatterns of sinonasal obstruction | Radiology Reference Article...

   radiopaedia.org › articles › patterns-of-sinonasal-obstruction

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   2 wrz 2024 · Radiographic features. Babbel et al. described five patterns of sinonasal obstruction 1, which are readily apparent on CT and widely used: Infundibular pattern. opacification of maxillary sinus. obstruction of the ipsilateral maxillary ostium and infundibulum. causes: mucosal swelling, sinonasal polyp, Haller cells.

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   • Sinonasal Polyposis

     attenuation of the ethmoid sinus walls and nasal septum....

2. appliedradiology.com › articles › the-opacified-paranasal-sinus-approach-andThe opacified paranasal sinus: Approach and differential

   appliedradiology.com › articles › the-opacified-paranasal-sinus-approach-and

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   3 sie 2015 · However, there is a differential for an opacified paranasal sinus (Table 1). This article will present the typical appearances of these entities and demonstrate the benefit of a systematic approach in the evaluation of an opacified sinus (Table 2).

3. www.ajronline.org › doi › fullMultiplanar Sinus CT: A Systematic Approach to Imaging Before ......

   www.ajronline.org › doi › full

   23 lis 2012 · The radiologist's role is to report on five key points: the extent of sinus opacification, opacification of sinus drainage pathways, anatomic variants, critical variants, and condition of soft tissues of the brain, neck, and orbits.

4. radiopaedia.org › articles › ct-paranasal-sinus-protocol-1CT paranasal sinus (protocol) | Radiology Reference Article ...

   radiopaedia.org › articles › ct-paranasal-sinus-protocol-1

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   28 cze 2024 · The purpose of a CT scan of the paranasal sinuses is to visualise the possible presence of inflammatory or newly formed tissue in the context of the paranasal cavities. In neoplastic, inflammatory and infectious disorders, a CT scan of the paranasal sinuses is performed to demonstrate bony erosions, osteolytic lesions, and calcifications.

5. epos.myesr.org › poster › esrEPOS™ - C-2216 - ECR 2018 EPOS

   epos.myesr.org › poster › esr

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   Sinusitis and sinonasal polyposis comprise the vast majority of cases with paranasal sinus opacification on routine radiological imaging of head and neck in comparison to sinonasal tumors although they may present quite similarly with nasal blockage, lacrimation, and epistaxis.

6. bmcearnosethroatdisord.biomedcentral.com › articles › 10Incidental findings in MRI of the paranasal sinuses in adults: a...

   bmcearnosethroatdisord.biomedcentral.com › articles › 10

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   25 lis 2014 · The purpose of this study was to determine the prevalence and size of incidental opacification in the paranasal sinuses in a non-selected adult population using magnetic resonance imaging (MRI) without medical indication, and to relate the results to sex and season.

7. emedicine.medscape.com › article › 384649Sinusitis (Rhinosinusitis) Imaging: Practice Essentials,...

   emedicine.medscape.com › article › 384649

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   Allergic fungal sinusitis can involve complete opacification of multiple paranasal sinuses, unilateral or bilateral; sinus expansion and erosion of a wall of the involved sinus; and...