نتایج جستجو برای: sinonasal metastasis

تعداد نتایج: 133913  

2012
Behzad Shahrjerdi Ali AngoYaroko Baharudin Abdullah

Sinonasal tumors may grow to considerable size before presentation and in view of their relation to the base of skull, orbit, cranial nerves and vital vessels; a precise diagnostic and therapeutic planning is needed to achieve the optimal results. We report a case who presented with unilateral nasal blockage, rhinorrhea and episodes of epistaxis which diagnosed as sinonasal inverted papilloma a...

2015
Teresa Gross Kelly Sang Hong Jason Jarzembowski David Beste

We report the imaging features of a rare sinonasal myxoma situated over the right nasolacrimal duct in a 5-month-old male. We emphasize the importance of including sinonasal myxomas in the list of differential diagnostic possibilities when encountering a nasolacrimal gland mass in an infant, and describe the CT and MRI characteristics of this rare entity.

Journal: :International Journal of Otorhinolaryngology and Head and Neck Surgery 2021

<p class="abstract">Sinonasal diseases are serious health issues found in the clinical practice. Sinonasal often associated with anatomical variants sinonasal tract. There numerous frequently computed tomography (CT) scans of paranasal sinuses. Middle turbinate concha bullosa is a common variant nasal cavity. Pneumatization middle called as bullosa. The pneumatization mostly via anterior ...

Introduction: Supernumerary teeth are frequently reported in dental clinical practice; however, eruption in nasal cavities and paranasal sinuses is an extremely rare clinical entity.   Case Report: We report two cases with a history of recurrent nasal discharge and obstruction. In both cases, clinical and radiological findings confirmed the presence of an inverted supern...

Journal: :Head & neck 2013
Mario Turri-Zanoni Daniela Medicina Davide Lombardi Marco Ungari Piera Balzarini Cristina Rossini Wilma Pellegrini Paolo Battaglia Carlo Capella Paolo Castelnuovo Gabriele Palmedo Fabio Facchetti Heinz Kutzner Piero Nicolai William Vermi

BACKGROUND Primary sinonasal mucosal melanomas are aggressive tumors with a poor clinical control by current treatments, raising the urgent need of novel strategies. METHODS By fluorescence in situ hybridization (FISH), direct sequencing, and immunohistochemistry, we investigate the spectrum of molecular abnormalities in a cohort of 32 cases of primary sinonasal mucosal melanomas. RESULTS W...

Journal: :Ghana medical journal 2013
A J Fasunla S A Ogunkeyede

OBJECTIVE To describe the clinico-pathologic manifestations of sinonasal malignancies, identify the contributing factors to delay in presentation and recommend ways of preventing them in a resource challenged environment. DESIGN A questionnaire based cross sectional descriptive study of patients with sinonasal malignancies between 2006 and 2011. SETTING Hospital based study at the Otorhinol...

Journal: :AJNR. American journal of neuroradiology 2007
J M Debnam B Esmaeli L E Ginsberg

BACKGROUND AND PURPOSE A dacryocystocele forms when tears accumulate within the lacrimal sac as a result of an obstruction more distally in the lacrimal drainage apparatus, which may occur as a complication of sinonasal surgery. The purpose of this study was to define the imaging characteristics of a postoperative dacryocystocele occurring after surgery for sinonasal cancer and to review the an...

2013
Aaron K. Remenschneider Peter M. Sadow Derrick T. Lin Stacey T. Gray

Objectives To describe the presentation, work-up, and management of patients with metastatic renal cell carcinoma (RCC) to the sinonasal cavity and skull base, and to describe our current treatment algorithm of endoscopic surgical resection followed by radiation therapy. Design Retrospective review of two recent cases from our institution over a 1-year period, with a relevant review of the lite...

Journal: :Acta dermato-venereologica 2005
Teruki Yanagi Masashi Akiyama Maki Kasai Masayuki Yamakura Mitsufumi Nishio Hiroshi Shimizu

Sir, Primary sinonasal mucosal melanomas are uncommon, aggressive tumours. Similar to other malignancies, nasal melanomas frequently metastasize to the lymph nodes, lungs, liver and bone. However, skin metastases are very rare (1). We report here a patient with amelanotic melanoma originating from the sinonasal mucosa who rapidly developed multiple skin metastases and the diagnosis was confirme...

Journal: :The Professional Medical Journal 2018

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