نتایج جستجو برای: cholesteatoma

تعداد نتایج: 2209  

Journal: :AJNR. American journal of neuroradiology 2012
M H G Dremmen P A M Hofman J R Hof R J Stokroos A A Postma

BACKGROUND AND PURPOSE Non-EPI DWI is a promising alternative to second-look surgery for the detection of residual and/or recurrent cholesteatoma. We evaluated the diagnostic accuracy, expressed as a positive predictive value, of MR imaging for the detection of residual and/or recurrent cholesteatoma in our hospital. MATERIALS AND METHODS Fifty-six MR imaging studies were performed from 2005 ...

Journal: :Brazilian journal of otorhinolaryngology 2005
Cristina Dornelles Sady S da Costa Luíse Meurer Cláudia Schweiger

Authors debate about cholesteatomas, from the first time this word was employed, by Muller, in 1838, until the recent updates. They dissert about its definition, etiology and pathology and present basic concepts about its biology. They also make a wide review about pediatric cholesteatoma, its epidemiology and biology, and compare it with adult cholesteatoma. Finally, they describe some article...

Journal: :Pakistan Journal of Medical and Health Sciences 2023

Background: our research discovered that cholesteatoma development was more prevalent in those who have a central perforation and persistent otitis media. Physical exams meticulous reviews of medical records were performed on 100 people had chronic media with perforation. A total four persons, or 4% cases, cholesteatoma. Therefore, it would appear are prone to develop cholesteatoma, necessitati...

Journal: :International Journal of Otolaryngology and Head & Neck Surgery 2023

Mastoiditis is a common complication of acute otitis media. It in younger age compared to adulthood. occurs when an media infection spread directly involve the bone mastoid air cell causing osteitis. Cholesteatoma can contribute development mastoiditis. This typically leads breakdown some fine bony trabeculae cells producing coalescent mastoiditis with emphyema antrum. The treatment for intrave...

Journal: :Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology 2012
Daiki Takagi Naohito Hato Masahiro Okada Nobuhiro Hakuba Kiyofumi Gyo Kazuhiro Shigemoto Toshifusa Toda Masahito Ogasawara Kenji Kameda

OBJECTIVES To visualize the distribution of galectin-7 in middle ear cholesteatomas using an immunofluorescent method and to establish whether galectin-7 can be used as a marker of cholesteatoma residue at the time of operation. METHODS Middle ear cholesteatomas were obtained at surgery from 30 patients. Samples were frozen and preserved in a freezer until histological study. After serial sec...

2014
Mehrdad Rogha Sayyed Mostafa Hashemi Farhad Mokhtarinejad Afrooz Eshaghian Alireza Dadgostar

INTRODUCTION Cholesteatoma is traditionally diagnosed by otoscopic examination and treated by surgery. The necessity for imaging in an uncomplicated case is controversial. This study was planned to investigate the usefulness of a preoperative high-resolution computed tomography (HRCT) scan in depicting the status of middle ear structures in the presence of cholesteatoma and also to compare the ...

2015
Ahmed Abdel Khalek Abdel Razek Mohamed Rashad Ghonim Bassem Ashraf

BACKGROUND To establish computed tomography (CT) staging of middle ear cholesteatoma and assess its impact on the selection of the surgical procedure. MATERIAL/METHODS Prospective study was conducted on 61 consecutive patients (mean age 26.8 years) with middle ear cholesteatoma. CT scan of the temporal bone and surgery were performed in all patients. CT staging classified cholesteatoma accord...

2017
M. Mustafa Kılıçkaya Giray Aynali Mustafa Tuz Özkan Bagcı

Introduction Inflammation causes squamous epithelial transformation of the mucosa in the middle ear cavity and plays a role in the onset, growth, spread, and recurrence of cholesteatoma. Objectives The objective of this study is to investigate the systemic inflammatory effect in chronic otitis with cholesteatoma. Methods The study included a total of 311 patients comprising 156 patients with a ...

Journal: :The Laryngoscope 2017
Alex D Sweeney Jacob B Hunter David S Haynes Colin L W Driscoll Alejandro Rivas Jeffrey T Vrabec Matthew L Carlson

OBJECTIVES/HYPOTHESIS To highlight the phenomenon of cholesteatoma arising from the vascular strip following tympanoplasty and tympanomastoidectomy. STUDY DESIGN Multi-institutional retrospective chart review. METHODS Consecutive adult and pediatric patients evaluated between 2000 and 2015 with acquired cholesteatoma arising from the skin of a prior vascular strip were identified. Patients ...

2017
Krzysztof Piersiala Hanna Klimza Joanna Jackowska Małgorzata Wierzbicka

Cholesteatoma is a pathological tissue that may extend into all parts of temporal bone and rarely, as this study highlights, beyond its structures. Nevertheless, the spread outside the mastoid tip into the soft tissues of the neck or parotid space is very rare. The case of 23-year-old male with right parotid mass is presented. The patient had history (2006, 2009, and 2012) of three tympanoplast...

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