Results 21 to 30 of about 310,576 (281)

ROLE OF ANATOMICAL OBSTRUCTION IN THE PATHOGENESIS OF CHRONIC SINUSITIS [PDF]

open access: yes, 2012
Sinusitis is a commonly diagnosed condition in the general population.This article is a study to asses the role of anatomical obstruction in the pathogenesis of chronic sinusitis,based on symptomatology and radiological findings of the patients.The ...
Basith, Yahia Abdul   +1 more
core   +2 more sources

Nasopharyngeal Melanoma [PDF]

open access: yes, 2018
Mucosal nasopharyngeal melanoma is a rare head and neck melanoma. Prognosis is poor (5-year overall survival rate of 10–30%) with high rates of metastases and local recurrence. Head and neck mucosal melanoma represents 0.8–3.7% of all melanomas and 0.03%
Calvieri, Stefano   +4 more
core   +1 more source

Ossifying fibromas of the paranasal sinuses: diagnosis and management

open access: yesActa otorhinolaryngologica italica, 2015
SUMMARY Fibro-osseous benign lesions rarely affect the sinonasal tract and are divided into 3 different entities, namely osteoma, fibrous dysplasia and ossifying fibroma.
M. Appiani   +10 more
semanticscholar   +1 more source

Clinico-pathological Study of Space Occupying Lesions of Nasal Cavity, Paranasal Sinuses and Nasopharynx.

open access: yesJournal of clinical and diagnostic research : JCDR, 2014
BACKGROUND A variety of non-neoplastic and neoplastic lesions of nasal cavity, paranasal sinuses and nasopharynx are commonly encountered in clinical practice.
D. Garg, K. Mathur
semanticscholar   +1 more source

Primary chordoma of the ethmoid sinus [PDF]

open access: yes, 2000
Primary chordoma of the paranasal sinuses are extremely rare tumours, with only a small number of cases verified and published in the literature. It appears that only five of these cases involved the ethmoid sinuses either as a primary or by local ...
Badia, L, Loughran, S, Lund, VJ
core   +1 more source

Incidental findings in MRI of the paranasal sinuses in adults: a population-based study (HUNT MRI)

open access: yesBMC Ear, Nose and Throat Disorders, 2014
BackgroundDiagnostic imaging of the head is used with increasing frequency, and often includes the paranasal sinuses, where incidental opacifications are found.
A. Hansen   +7 more
semanticscholar   +1 more source

Proptosis due to otolaryngology causes a study [PDF]

open access: yes, 2013
Proximity of orbit to nose and paranasal sinuses makes it rather vulnerable to insults due to otolaryngological causes. The medial wall of orbit (Lamina papyracea) is rather paper thin and ithappens to form the lateral wall of anterior ethmoid air cells.
Kothandaraman, Kamakshi   +1 more
core   +1 more source

Metastatic renal cell carcinoma presenting as a paranasal sinus mass: the importance of differential diagnosis [PDF]

open access: yes, 2017
Metastases in the paranasal sinuses are rare; renal cell carcinoma is the most common cancer that metastasizes to this region. We present the case of a patient with a 4-month history of a rapidly growing mass of the nasal pyramid following a nasal trauma,
ALTISSIMI, Giancarlo   +3 more
core   +4 more sources

Clinically significant anatomical variants of the paranasal sinuses.

open access: yesOman Medical Journal, 2014
OBJECTIVE Anatomic structural variations of the paranasal sinuses have a practical significance during surgical procedures conducted on the sinuses by otolaryngologists.
R. Al-Abri   +4 more
semanticscholar   +1 more source

Molecular Profiling and Tumor Microenvironment in Sinonasal Mucosal Melanoma as Biomarkers for Enhanced Prognostic Stratification

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Sinonasal mucosal melanoma (SNMM) is a rare and aggressive melanoma subtype with a notably poor prognosis. Despite molecular characterization advances, SNMM remains clinically challenging, highlighting the need for detailed molecular profiling.
Manuel Molina‐Garcia   +10 more
wiley   +1 more source

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