نتایج جستجو برای: temporal bone

تعداد نتایج: 543056  

2016
So Young Kim Yoon Joong Kim Young Ho Kim Min-Hyun Park

OBJECTIVES This study was aimed to assess the relationship between the type of temporal bone area involved and conductive hearing loss. METHODS We enrolled 97 patients who visited the otolaryngology clinics of Seoul National University Hospital or Boramae Medical Center, Seoul Metropolitan Government-Seoul National University with temporal bone fracture between January 2004 and January 2014. ...

2012
Chantal Morin Dominique Dorion Jean-Marie Moutquin Mélanie Levasseur

BACKGROUND Eustachian tube (ET) dysfunction plays an important role in the pathogenesis of acute otitis media (AOM). Unfortunately, there is a lack of knowledge about the exact role of the ET's bony support, the temporal bone, on occurrence of AOM. This study investigates whether severe suture restriction of the temporal bone is a risk factor for development of AOM in young children. METHODS ...

Journal: :Folia medica Cracoviensia 2015
Magdalena Kozerska Janusz Skrzat Anita Szczepanek

This paper presents state of current knowledge on possibilities and accuracy of sex determination from the temporal bone. Experimental and comparative studies performed on temporal bones derived from different human populations allowed to verify to what extend this bone is valuable source of information on sex of individual. It was figured out that the temporal bone can be used for this purpose...

2009
Chul Won Park Bong Joon Jin Seung Won Jeong Hyun Jeong Min Ji Hoon Shin Seung Hwan Lee

Osteoradionecrosis of the temporal bone is a very rare but potentially lethal complication of radiotherapy for head and neck or skull base tumors. Only two cases of osteoradionecrosis of the temporal bone complicating cerebrospinal fluid (CSF) otorrhea have been reported in the literature. This report describes a case of CSF otorrhea and osteoradionecrosis of the temporal bone in a patient with...

2008
Jong-Heon Shin SooChan Park Sam-Hyun Baek SungHee Kim

Patients deafened by a severe head injury are rarely encountered. We report a case of a 65-yr-old man with bilateral transverse temporal bone fractures due to head injury. He underwent cochlear implant and achieved a satisfactory auditory rehabilitation. Imaging studies of temporal bone before performing a cochlear implantation provide important information on a patient with bilateral temporal ...

2012
Masahiro Komori Naoaki Yanagihara Yasuyuki Hinohira Keiko Kashiba Shinya Miuchi Yoshiomi Kishida

Computed tomography (CT) of the temporal bone is used routinely in otology clinics. The development of multi-slice helical CT (MSCT) has improved the quality of images of the temporal bone and enhanced diagnostic competence significantly . However, MSCT images of minute bony structures in the temporal bone are not always clear enough to allow an accurate diagnosis and images of metal implants a...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1391

مقدمه و هدف : یکی از عوامل مهم و تاثیرگذارجهت دستیابی به انطباق بدون تنش در پروتزهای متکی بر ایمپلنت، انجام قالبگیری دقیق می باشد. دو روش قالبگیری مستقیم و غیرمستقیم برای انتقال موقعیت ایمپلنت از دهان به کست کار وجود دارد. هدف از انجام این مطالعه بررسی دقت وسایل رایج جهت قالبگیری به روش غیرمستقیم درسه نوع سیستم مختلف ایمپلنت دندانی و مقایسه آنها با روش مستقیم می باشد. مواد و روش ها : در...

Journal: :Ear, nose, & throat journal 2007
Chester P Barton Drew Horlbeck

Eosinophilic granuloma is an uncommon condition that is characterized by unifocal or multifocal osteolytic lesions that often affect the skull. Unilateral lesions of the temporal bone are not uncommon, but bilateral temporal bone lesions are rare. In fact, to the best of our knowledge, fewer than 20 such cases have been reported during the past 40 years. We report a new case of bilateral tempor...

Journal: :AJNR. American journal of neuroradiology 1993
A Muntané C Valls M A Angeles de Miquel L C Pons

The authors report a case of chondroblastoma in the unusual location of the temporal bone. CT findings do not differ dramatically from other reports: the lesion appeared as a soft-tissue density mass in the right temporal bone, with bony destruction and thinning of cortical margins. MR findings are more rare: on coronal T1-weighted images the lesion appeared as a mass, isointense to gray matter...

Journal: :AJNR. American journal of neuroradiology 2005
Maria D P Cortes Neil S Longridge Michael Lepawsky Robert A Nugent

We present the case of a scuba diver who experienced acute ear pain during ascent from a dive. CT imaging was performed because of severe unrelenting headache. Blood and gas was identified within the epidural space of the middle fossa and over the petrous bone, as well as hemorrhage within the adjacent temporal lobe. To the best of our knowledge, this is the first case of CT-documented barotrau...

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