نتایج جستجو برای: stapes surgery

تعداد نتایج: 342054  

2013
Monika Kwacz Piotr Marek Paweł Borkowski Maciej Mrówka

Piston stapes prostheses are implanted in patients with refractory conductive or mixed hearing loss due to stapes otosclerosis to stimulate the perilymph with varying degrees of success. The overclosure effect described by the majority of researchers affects mainly low and medium frequencies, and a large number of patients report a lack of satisfactory results for frequencies above 2 kHz. The m...

2015
Bettina Carvalho Rogerio Hamerschmidt Jose Ederaldo Telles Nicole Richter

Introduction Otosclerosis is a disease that causes bone resorption and deposition in the auditory structures, leading to deafness. Many studies have evaluated the histopathology of the stapes footplate in this disease (osteoblasts, osteoclasts, vascular proliferation, fibroblasts, and histiocytes), but we found no studies in the literature involving the histology of the superstructure of the st...

Journal: :Journal of Nippon Medical School = Nippon Ika Daigaku zasshi 2003
Ken-ichi Watanabe Mayumi Kunitomo Maki Kimura Yoko Yamauchi Sadayuki Kurosaki Hideharu Aoki Toshiaki Yagi

Traumatic perilymph fistula is reported to be rare in infants because of the small size of the infant external meatus. We treated an infant with a traumatic perilymph fistula in the right ear. A metallic wire had penetrated the tympanic membrane. Horizontal-rotatory nystagmus was also observed. Computed tomographic images revealed dislocation of the ossicles. The perilymph fistula was closed un...

2015
Hala Kanona Jagdeep Singh Virk Gaurav Kumar Sanjiv Chawda Sherif Khalil

The aim of this study is to increase awareness of rare presentations, diagnostic difficulties alongside management of conductive hearing loss and ossicular abnormalities. We report the case of a 13-year-old female reporting progressive left-sided hearing loss and high resolution computed tomography was initially reported as normal. Exploratory tympanotomy revealed an absent stapedius tendon and...

Journal: :Otolaryngologia polska = The Polish otolaryngology 2011
J P Thomas A Minovi S Dazert

The presented article shows the current scientific concept including diagnostics and therapy of otosclerosis with an emphasis on surgical treatment options. The three main proposed causes for otosclerosis are viral and hormonal origin as well as a genetic predisposition. In 25 to 50% a familiar accumulation can be seen. Usually patients become aware of clinical problems by a progressive middle ...

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