نتایج جستجو برای: maxillary sinus

تعداد نتایج: 70443  

Journal: :Otolaryngologic clinics of North America 2010
Esther Kim James A Duncavage

This article is divided into six sections that are related to six commonly used operations for surgery on the maxillary sinus. The authors discuss maxillary sinoscopy, the Caldwell-Luc procedure, extended middle meatus antrostomy, endoscopic maxillary sinus antrostomy, minimally invasive sinus technique, and balloon sinus procedures. In each of these procedures, the authors discuss potential co...

Journal: :The Laryngoscope 2013
Semaan Abi Najm Didier Malis Marc El Hage Sonia Rahban Jean-Pierre Carrel Jean-Pierre Bernard

OBJECTIVES/HYPOTHESIS The aim of this study was to evaluate the nature and incidence of long-term maxillary sinus adverse events related to endosseous implant placement with protrusion into the maxillary sinus. STUDY DESIGN Retrospective cohort study. METHODS All patients who underwent placement of endosseous dental implants with clinical evidence of implant penetration into the maxillary s...

Journal: :Brazilian journal of otorhinolaryngology 2016
Gina D Roque-Torres Laura Ricardina Ramirez-Sotelo Sergio Lins de Azevedo Vaz Solange Maria de Almeida de Bóscolo Frab Norberto Bóscolo

INTRODUCTION The proximity of the roots to the maxillary sinus can create a variety of risks. OBJECTIVE To evaluate the relationship between the roots of healthy teeth and the maxillary sinus, as well as the occurrence of sinus pathologies. METHODS Three radiologists analyzed 109 cone beam computed tomography (CBCT) images. The Kappa test was used to assess the intra- and inter-rater agreem...

Journal: :The International journal of oral & maxillofacial implants 2016
Michael M Bornstein Carol Seiffert Laura Maestre-Ferrín Ivo Fodich Reinhilde Jacobs Daniel Buser Thomas von Arx

PURPOSE To evaluate the frequency, morphology, and locations of maxillary sinus septa using cone beam computed tomographic (CBCT) imaging of the entire maxillary sinus and to analyze factors influencing the presence or absence of septa. MATERIALS AND METHODS CBCT images of the maxilla taken during a 1-year study period (October 1, 2012, to September 30, 2013) were evaluated for the presence a...

Journal: :The International journal of oral & maxillofacial implants 1998
Y Uchida M Goto T Katsuki Y Soejima

This study measured maxillary sinus volume as an aid in determining the volume of graft bone needed before grafting autogenous bone to the maxillary sinus floor. Maxillary sinus volumes were measured from computerized tomographic images of 38 sinuses using a 3-dimensional reconstruction system. When the sinus-lift procedure was simulated, volumes (mean +/- SD) of the inferior portion of the sin...

2013
Dnyaneshwar Ahire

Maxillary antrolith is a mineralized mass found very rarely in the maxillary sinus formed by exogenous or endogenous origin [1,2]. These mineralized bodies have been variously described as rhinoliths, antral rhinoliths, antral stones, antral calculi, antroliths, sinoliths, maxillary sinus stones and antrorhinoliths. The maxillary sinus is covered by ciliated pseudostratified columnar epithelium...

2017
Alana Paul

This study is aimed at assessing the reliability of morphometric measurements performed on the frontal sinus, nasal septum and maxillary sinus in personal identification using three dimensional Cone Beam Computed Tomography. This study propounds the significance of combined use of all three particularly maxillary sinus and nasal septum pattern in individual identification. This retrospective st...

2014
Linqin Shao Xiurong Qin Yingwei Ma

Metallic foreign bodies are rarely found in the maxillary sinus, and usually they have a dental origin. Two main surgical app-roaches are currently used for the removal of foreign bodies in the maxillary sinus: the bone flap and the endoscopic sinus tech-niques. However, the treatment is not only surgical removal. We are reporting one case of foreign body like a hand sewing needle entered into ...

Journal: :iranian journal of radiology 0
won sang jung department of radiology, st. vincent’s hospital, the catholic university of korea, suwon, korea chang young yoo department of pathology, st vincent’s hospital, the catholic university of korea, suwon, korea yong-jin park department of otorhinolaryngology, st. vincent’s hospital, the catholic university of korea, suwon, korea yon kwon ihn department of radiology, st. vincent’s hospital, the catholic university of korea, suwon, korea; department of radiology, st. vincent’s hospital, the catholic university of korea, suwon, korea. tel: +82-312497491

hemangiomas of the sinonasal tract are rare, and because these lesions lack the typical signs or symptoms, they can be confused with other malignant conditions. we report a case of cavernous hemangioma of the maxillary sinus in a 68-year-old man that was completely resected by endoscopic sinus surgery. although computed tomography (ct) and magnetic resonance imaging (mri) showed several enhanci...

Journal: :Okajimas folia anatomica Japonica 1994
T Koppe T Yamamoto O Tanaka H Nagai

The growth pattern of the maxillary sinus was analyzed using 18 human fetuses of both sexes between 9 and 21 weeks of age postconception. The paraffin embedded specimens were cut in series in the frontal and the transversal plane, respectively. The inner surface of the maxillary sinuses was redrawn and surrounded with a digitizer and then the volumes were calculated. A correlation analysis as w...

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