Results 1 to 10 of about 45,027 (261)

Paranasal sinus angiosarcoma with facial paralysis as a novel manifestation: a case report and literature review [PDF]

open access: yesBMC Neurology, 2023
Background Paranasal sinus angiosarcoma is an uncommon malignancy, with only a few reported cases worldwide. Although it exhibits multiple symptoms, facial paralysis has not been previously documented as a noticeable presentation.
Chengcheng Chai   +10 more
doaj   +2 more sources

Paranasal sinus variants

open access: yesSouth African Journal of Radiology, 2012
Normal variations of the the paranasal sinuses tend to be overlooked but can have pathological consequences, making identification important.
Zaeem Ismail Ebrahim   +1 more
doaj   +3 more sources

Paranasal Sinus Mucocele [PDF]

open access: yesHead and Neck Pathology, 2012
Paranasal sinus mucoceles are epithelium-lined cystic masses usually resulting from obstruction of sinus ostia. They most frequently occur in the frontal and ethmoid sinuses. While ophthalmologic symptoms are most common, patients also report rhinological or neurological complaints.
Gregory G, Capra   +2 more
openaire   +5 more sources

A giant mucopyocele of the ethmoidal sinus resulting in impeding orbital complications

open access: yesIndian Journal of Health Sciences and Biomedical Research KLEU, 2023
Mucoceles are benign and slow-growing lesions of the paranasal sinus that develop following blockage of the sinus ostium. It slowly enlarges and fills the paranasal sinus completely. If the mucocele content is infected, the lesion is called a mucopyocele.
Santosh Kumar Swain, Debasmita Dubey
doaj   +1 more source

[Analysis of imaging features of rare tumors in nasal cavity and paranasal sinus]. [PDF]

open access: greenLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Chang S   +6 more
europepmc   +3 more sources

Incidental Paranasal Sinus Abnormalities on MRI Brain and Association with Symptomatic and Asymptomatic Patients

open access: yesPakistan Armed Forces Medical Journal, 2023
Objective: To evaluate the incidental paranasal sinus findings on magnetic resonance imaging Brain and the association of these findings to the presence of any sinus-related symptoms at the time of scan.
Nisar Ahmed   +5 more
doaj   +1 more source

Paranasal Sinus Invasion Should Be Classified as T4 Disease in Advanced Nasopharyngeal Carcinoma Patients Receiving Radiotherapy

open access: yesFrontiers in Oncology, 2020
In this study, we explored the association between paranasal sinus invasion and prognosis in patients with advanced nasopharyngeal carcinoma (NPC, (T3/T4N0–3M0), and we assessed the possibility of considering paranasal sinus invasion a T category in the ...
Yajie Zhao   +4 more
doaj   +1 more source

Nasal Cavity and Paranasal Sinuses Tumor Segmentation Algorithm Based on D-Unet Neural Network [PDF]

open access: yesJisuanji gongcheng, 2022
Nasal cavity and paranasal sinus tumor are a type of multiple disease, and their CT images are characterized by irregular shape as well as uneven boundary.When dealing with these images, the existing U-Net segmentation algorithms are not sensitive to ...
LI Fuhao, ZHAO Ximei
doaj   +1 more source

A comparative study of paranasal sinus and nasal cavity anatomic variations between the Polish and Turkish Cypriot Population with CBCT

open access: yesHead & Face Medicine, 2022
Background Genetic and environmental factors especially climatic conditions are thought to influence the shape and size of the paranasal sinuses and anatomic variations may create both a diagnostic and therapeutic challenge.
Katarzyna Gruszka   +5 more
doaj   +1 more source

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