نتایج جستجو برای: paranasal sinuses

تعداد نتایج: 7860  

2016
Ardizal Rahman

Introduction: The close relationship between diseases of the paranasal sinuses system and the orbit is based on their anatomical relationship. About 60% to 80% of the osseous eye socket is made up by sinus walls. Objective: To describe evaluation of orbital complications in patient with paranasal sinuses diseases at Dr. M. Djamil Hospital Padang for 2005-2014. Method: Descriptive study we obtai...

Journal: :The European respiratory journal 1999
J F Arnal P Flores J Rami M Murris-Espin F Bremont M Pasto I Aguilla E Serrano A Didier

In normal upper airways, nitric oxide is generated by the paranasal sinus epithelium and then diffuses into the nasal cavities. This study examined whether or not nasal NO concentration is affected by paranasal sinus inflammatory diseases. The influence of obstruction (nasal polyposis) and/or inflammation (allergy or chronic sinusitis) of the paranasal sinuses on nasal NO concentration was eval...

Journal: :iranian journal of otorhinolaryngology 0
amir hossein jafarian departments of pathology, mashhad university of medical sciences, mashhad, iran abbas ali omidi departments of pathology, mashhad university of medical sciences, mashhad, iran mohammad mehdi ghasemi ear, nose, throat, head and neck surgery research center, mashhad university of medical sciences, mashhad, iran bahareh joushan depatment of endodontics, faculty of dentistry and dental research center, mashhad, university of medical sciences, mashhad, iran

introduction: myxofibrosarcoma was originally described as the myxoid variant of malignant fibrous histiocytoma (mfh), a high-grade and aggressive sarcoma, which is very uncommon in the head and neck region, with about 100 cases reported up to now. mfh occurring in the maxillary sinus is so rare that only 23 cases have been reported. we hereby report a case of myxofibrosarcoma in the maxillary ...

Journal: :iranian red crescent medical journal 0
hadi sharouny department of otorhinolaryngology head and neck surgery, faculty of medicine, shiraz university of medical sciences, shiraz, ir iran; department of otorhinolaryngology, head and neck surgery, faculty of medicine, shiraz university of medical sciences, shiraz, ir iran. tel: +98-7116291478, fax: +98-7116291478 prepageran narayanan department of otorhinolaryngology, head and neck surgery, faculty of medicine, university of malaya, kuala lumpur, malaysia

introduction a mucocele is an epithelial-lined, mucus-containing sac that can fill the sinus completely and expand gradually. mucopyocele is an infected mucocele. case report we presented a case of left maxillary mucopyocele in a 58-year-old man that developed after radiotherapy for nasopharyngeal carcinoma. computed tomography scan showed opacification of the left maxillary sinus expanding thr...

2012
Ibrahim Cukurova Aytekin Yaz Murat Gumussoy Orhan G Yigitbasi Yucel Karaman

INTRODUCTION Anatomic variations of the paranasal sinuses are very common. The paranasal sinus anatomy should be carefully examined prior to performing endoscopic sinus surgery in terms of both existent pathologies and anatomic variations. The anatomy of the paranasal sinuses and its variations have gained importance, along with advances in coronal paranasal sinus computed tomography and extens...

2013
Tolga Kandogan Abdullah Dalgic Hulya Mollamehmetoglu Ozgur Esen

which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Paranasal sinuses are prone to a great diversity of anomalies. Aplasia of the frontal sinus is a relatively common phenomenon and may be accompanied with hypoplasia of the maxillary sinus, but combined aplasia or underde-velopment of the paranasal sinuses is unusual (1, 2)...

Journal: :Clinical imaging 1998
J Damilakis P Prassopoulos M Mazonakis J Bizakis E Papadaki N Gourtsoyiannis

A technique for three-dimensional (3D) computed tomography (CT) of the paranasal sinuses was evaluated. The influence of milliamperage and reconstruction algorithms on image quality was studied in a phantom. Eleven patients with bony abnormalities of the paranasal sinuses underwent CT to assess the clinical impact of 3D CT protocol. Contiguous 1.5-mm sections obtained at 120 kVp/175 mA/1.9 sec ...

Journal: :Anatomia, histologia, embryologia 2013
M A M Alsafy S A A El-Gendy A A El Sharaby

The purpose of this work was to present an anatomic reference for computed tomography (CT) for the paranasal sinuses of adult buffalo fit the use of anatomists, radiologists, clinicians and veterinary students. CT images with the most closely corresponding cross sections of the head were selected and studied serially in a rostral to caudal progression from the level of the interdental space to ...

2010
Sunita Agarwal

Objective: Rare cases of fungal balls of paranasal sinuses in children. No case has been reported in young children so far. However, allergic aspergillosis has been reported in young children. Method: A case report of 2 cases of fungal balls of paranasal sinuses in children and review of the current literature concerning fungal balls of paranasal sinuses in children are presented. Result: 2 cas...

2015
Barry Linnane Linda Kearse Nuala H. O’ Connell John Fenton Miranda G. Kiernan Colum P. Dunne

BACKGROUND Pseudomonas aeruginosa is a pathogen associated with cystic fibrosis that has potential to decrease lung function and cause respiratory failure. Paranasal sinuses are increasingly recognised as potential reservoirs for intermittent colonisation by P. aeruginosa. This case documents investigation and outcome of P. aeruginosa recurrence in a male paediatric patient over an eight year p...

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