Results 91 to 100 of about 310,371 (316)

Immunohistochemical changes of maxillary sinus mucosa with underlying adenomatous polyposis

open access: yesPatologìâ, 2017
In maxillary sinusitis pathogenesis researchers paid much attention to the role of paranasal sinuses, sinus drainage dysfunctions, mucocyliary transport system disorders in cases of damage of sinuses mucous membranes.
Yu. M. Andreychyn, I. S. Kovalenko
doaj   +1 more source

Factors Affecting Nasal Discharge in Chronic Rhinosinusitis Patients

open access: yesThe Laryngoscope, EarlyView.
This study aimed to identify patient‐specific factors influencing the severity of nasal drainage in chronic rhinosinusitis (CRS) patients. It found that postnasal discharge (PND) was the most severe symptom, with female gender, CRS without nasal polyps, prior endoscopic sinus surgery, and allergies significantly associated with severe PND.
Pranav A. Patel   +7 more
wiley   +1 more source

Dynamic Sinonasal Douche Maneuver for the Administration of Liquids to the Nasal Cavity and Paranasal Sinuses

open access: yesEuropean Journal of Rhinology and Allergy
Dynamic sinonasal douchemaneuver is a unique maneuver that can be applied both inside the nose and to all sinuses due to the integrity of the mucosa of the nose and paranasal sinuses.
Davut Akduman   +4 more
doaj   +1 more source

Penetrating knife in the maxillary sinus: Report of a rare case. [PDF]

open access: yes, 2012
Presence of foreign bodies in the paranasal sinuses are not common findings.Many cases have been reported so far with foreign bodies like dental amalgam, chopsticks, gutta percha pellets, tooth, glue and even bullets.
Ethirajan, Sivakumar   +2 more
core   +1 more source

The many faces of fungal disease of the paranasal sinuses: CT and MRI findings.

open access: yesDiagnostic and Interventional Radiology, 2012
The prevalence of fungal rhinosinusitis has increased worldwide over the last two decades. Fungal rhinosinusitis includes a wide variety of infections, from relatively innocent to rapidly fatal processes.
M. Mossa-Basha   +5 more
semanticscholar   +1 more source

Development of an Open‐Source Algorithm for Automated Segmentation in Clinician‐Led Paranasal Sinus Radiologic Research

open access: yesThe Laryngoscope, EarlyView.
The purpose of this study was to validate and provide an open‐source segmentation algorithm of paranasal sinus CT scans for the otolaryngology research community. This can be used for further AI‐based analysis and radiomic analysis in future research. ABSTRACT Objective Artificial Intelligence (AI) research needs to be clinician led; however, expertise
Rhea Darbari Kaul   +12 more
wiley   +1 more source

Primary Non-Hodgkin's Malignant Lymphoma of the Sinonasal Tract [PDF]

open access: yes, 2009
Primary non-Hodgkin’s lymphomas (NHL) of the sinonasal tract are rather uncommon entities. Morphologically and radiographically, sinonasal lymphomas are difficult to distinguish from other malignant neoplasms or non- neoplastic processes.
Bhagat, Sanjeev   +4 more
core  

Pictorial essay: Anatomical variations of paranasal sinuses on multidetector computed tomography-How does it help FESS surgeons?

open access: yesIndian Journal of Radiology and Imaging, 2012
With the advent of multidetector computed tomography (MDCT), imaging of paranasal sinuses prior to functional endoscopic sinus surgery (FESS) has become mandatory.
Umamaheshwar Reddy, B. Dev
semanticscholar   +1 more source

Malignant Versus Benign Tumors of the Sinonasal Cavity: A Case-Control Study on Occupational Etiology [PDF]

open access: yes, 2018
Case-control studies on malignant sinonasal tumors and occupational risk factors are generally weakened by non-occupational confounders and the selection of suitable controls. This study aimed to confirm the association between sinonasal malignant tumors
Alexandre, Enrico   +10 more
core   +1 more source

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