نتایج جستجو برای: canal wall down

تعداد نتایج: 406044  

Journal: :Riset Arsitektur (RISA) 2018

Journal: :Journal of research in medical sciences : the official journal of Isfahan University of Medical Sciences 2015
Sayed Hamidreza Abtahi Farzaneh Abootalebian Mehrdad Rogha Nezamoddin Berjis

BACKGROUND The surgical management of cholesteatoma is a controversial issue, particularly regarding intact-canal-wall mastoidectomy (ICWM) versus canal-wall-down mastoidectomy (CWDM). The current experiment compared the quality of visualization in different middle ear structures using ICWM with otoendoscopy with findings of CWDM by microscopy. MATERIALS AND METHODS The patients diagnosed wit...

Journal: :Otolaryngologia polska = The Polish otolaryngology 2014
Abiodun Daud Olusesi Emmanuel Opaluwah

BACKGROUND Postauricular cutaneous mastoid fistula (PCMF) is a rare complication of chronic suppurative otitis media, may also complicate ear surgery and, very rarely, has been reported to complicate congenital cholesteatoma. Few authors have given descriptions of techniques of closure, with majority agreeing on the difficulty in managing such fistula due to the necrotic nature of the margin. ...

2011
Kai-Chieh Chan Pa-Chun Wang Yen-An Chen Che-Ming Wu

ear cholesteatoma were determined. Various clinical factors predictive of FND preoperatively were also researched. Materials and Methods: A retrospective review of 112 patients (115 ears) undergoing mastoidectomy by canal wall-up or canal wall-down methods during a five-year period was conducted, recording occurrence rates and sites of FND at the time of surgery. Correlations between FND and cl...

Journal: :Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2014
Tiago Órfão Sara Júlio José Filipe Ramos Cláudia Camila Dias Helena Silveira Margarida Santos

OBJECTIVE To evaluate and compare the audiometric outcomes of ossicular reconstruction with titanium prosthesis and autologous material. STUDY DESIGN Retrospective cohort study. SETTING Tertiary referral center. SUBJECTS AND METHODS Audiometric results of consecutive patients who performed ossiculoplasty with titanium prosthesis (n = 43) or autologous material (n = 48), from October 2008 ...

Journal: :Archives of otolaryngology--head & neck surgery 2003
Steven Y Ho John F Kveton

OBJECTIVE To demonstrate the efficacy of intact canal wall procedure coupled with a second-stage exploration for the treatment of cholesteatoma. DESIGN Retrospective case study of patients with cholesteatomas treated with staged surgical extirpation. A minimum of 6 months' postoperative follow-up time was required for inclusion into the study. SETTING Tertiary academic referral center. Pati...

2014
Caterina Bruzzi Maurizio Negri Manuele Casale Valeria Frari Fabrizio Salvinelli Stefano Galli

Complications of middle ear cholesteatoma are well described in the literature and are classified into two major categories: intratemporal and intracranial. They are due either to infection or to local extension of the disease and consequent invasion of surrounding tissues. We describe an unusual case of an extratemporal complication in a young woman who was treated at our service. Ten years pr...

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...

Journal: :Investigative ophthalmology & visual science 1998
C R Ethier F M Coloma A J Sit M Johnson

PURPOSE It has been reported that fixation conditions significantly influence the apparent pore density in the inner-wall endothelium of Schlemm's canal. In the present study, the manner in which fixation conditions affect the two subtypes of inner-wall pores, intracellular pores and intercellular (or border) pores, was investigated. METHODS Outflow facility was measured in enucleated human e...

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