نتایج جستجو برای: ossicular fixation

تعداد نتایج: 53070  

2012
Ghodrat Mohammadi Masoud Naderpour Mehrnoosh Mousaviagdas

INTRODUCTION The aim of this study was to evaluate the condition of the ossicular chain in patients requiring surgery for cholesteatoma. MATERIALS AND METHODS In a retrospective analysis, the destruction of the individual and combined bony structures of the ear was described in 166 patients with cholesteatoma who went through surgery in our Otology Center between 2003 and 2009. RESULTS Tota...

Journal: :The Journal of experimental biology 2002
Matthew J Mason Peter M Narins

Laser vibrometry was used to measure the vibration velocity at different points on the ossicular apparatus of the bullfrog Rana catesbeiana in response to free-field sound. The ascending process of the extrastapes, neglected in most accounts of frog middle ear mechanics, supports a rocking motion of the extrastapes and is critical to the normal function of the ossicular apparatus. The articulat...

2009
Kai-Chieh Chan Jen-Liang Su Che-Ming Wu

cerebellopontine angle, the mastoid, the middle ear and the external auditory canal. Of these, the mastoid cavity is the least frequent site of origin. Herein, we report an extremely rare case of congenital cholesteatoma of mastoid origin with extension into the epitympanum and presentation of conductive hearing loss. Computed tomography (CT) displayed anatomic anomalies including ossicular ero...

2010
Ophir Ilan Phillip Berman Jacob Sosna Menachem Gross

Ossicular injury is a frequent complication of head trauma and temporal bone fractures. An isolated fracture of the malleus with lateral dislocation of the manubrium is extremely rare. High-resolution computed tomography is the method of choice for evaluation of ossicular trauma. Virtual endoscopy (VE) is a novel technique that provides a realistic surface rendering of various organs that can b...

2013
Milan Erdoglija Jelena Sotirovic Violeta Jacimovic Biserka Vukomanovic

Unilateral otosclerosis combined with avascular necrosis of stapes crura is a rare entity. it should be considered in a case of high grade otosclerosis. Symptoms are the same as in patients who suffer from common otosclerosis. Patients complain on progressive hearing loss and tinnitus. The diagnosis is made clinically by conventional audiologic evaluation and radiologically by x-ray mastoid Sch...

Journal: :Practica Oto-Rhino-Laryngologica 1990

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