نتایج جستجو برای: canal wall down
تعداد نتایج: 406044 فیلتر نتایج به سال:
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...
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. ...
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...
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 ...
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...
A Rare Middle Ear Cholesteatoma Complication behind Painless Swelling of the Temporozygomatic Region
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...
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...
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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