Results 31 to 40 of about 38,229 (288)

Clinical Manifestations and Surgical Treatment Outcomes of Paranasal Sinus Osteoma [PDF]

open access: yesJournal of Rhinology, 2022
Background and Objectives Osteomas are the most common benign tumors of the nasal cavity and paranasal sinuses (PNSs). In this study, clinical features and imaging findings were analyzed in patients with osteoma confirmed by ostiomeatal unit (OMU ...
Ara Cho   +4 more
doaj   +1 more source

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

Paranasal sinuses malignancies : a 12-year review of clinical characteristics [PDF]

open access: yes, 2016
Inadequate epidemiologic investigations of the paranasal sinuses malignancies prompted this retrospective study with special emphasis on a major group of 111 tumors.
Chamani, Mojtaba   +3 more
core   +1 more source

Glomangiopericytoma

open access: yesPhilippine Journal of Pathology, 2022
Glomangiopericytoma is a rare neoplasm of the nasal and paranasal sinuses comprising less than 1% of all tumors of the said region. We report of a 59-year-old hypertensive male who presented with epistaxis.
Karen Damian, Rachel Alegata
doaj   +1 more source

Fibrosarcomas of the Paranasal Sinuses: A Systematic Review

open access: yesCureus, 2022
Fibrosarcomas are rare, malignant neoplasms of mesenchymal origin. Fibrosarcomas appear to be sporadic, but cases of fibrosarcomas secondary to radiation of nasopharyngeal carcinomas have been reported. Paranasal sinus fibrosarcomas (PNFS) are even rarer
Moneb S Bughrara   +6 more
semanticscholar   +1 more source

Optimum imaging for sinonasal malignancy [PDF]

open access: yes, 2002
A combination of computed tomography (CT) and magnetic resonance imaging (MRI) is now established as the optimum assessment of sinonasal malignancy.
Howard, D, Lloyd, G, Lund, VJ, Savy, L
core   +1 more source

Imaging of adult ocular and orbital pathology - a pictorial review [PDF]

open access: yes, 2014
Orbital pathology often presents a diagnostic challenge to the reporting radiologist. The aetiology is protean, and clinical input is therefore often necessary to narrow the differential diagnosis.
Brennan, Paul   +8 more
core   +1 more source

Aggressive juvenile fibromatosis of the paranasal sinuses: case report and brief review

open access: yesJournal of Hematology & Oncology, 2008
Desmoid fibromatoses are benign, slow growing fibroblastic neoplasms, arising from musculoaponeurotic stromal elements. Desmoids are characterized by local invasion, with a high rate of local recurrence and a tendency to destroy adjacent structures and ...
Lakhan Shaheen E   +2 more
doaj   +1 more source

Juvenile Paget's Disease with Paranasal Sinus Aplasia [PDF]

open access: yesClinical and Experimental Otorhinolaryngology, 2008
Juvenile Paget's disease (JPD) is a rare skeletal disorder that's characterized by bone demineralization and elevated levels of serum alkaline phosphatase. JPD involves the paranasal sinuses in extremely rare cases. We report here on a 25-month-old Asian
Ki Beom Bae   +4 more
doaj   +1 more source

Case report: A pediatric case of MPO-ANCA-associated granulomatosis with polyangiitis superimposed on post-streptococcal acute glomerulonephritis

open access: yesFrontiers in Pediatrics, 2023
An eight-year-old girl was admitted with vomiting, gross hematuria, and progressive renal dysfunction. A renal biopsy revealed endocapillary proliferative glomerulopathy and crescent formation.
Qianhuining Kuang   +6 more
doaj   +1 more source

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