Results 21 to 30 of about 6,260 (185)

Functional Analyses of Peripheral Auditory System Adaptations for Echolocation in Air vs. Water

open access: yesFrontiers in Ecology and Evolution, 2021
The similarity of acoustic tasks performed by odontocete (toothed whale) and microchiropteran (insectivorous bat) biosonar suggests they may have common ultrasonic signal reception and processing mechanisms.
Darlene R. Ketten   +7 more
doaj   +1 more source

Anatomopathology of the Superstructure of the Stapes in Patients with Otosclerosis

open access: yesInternational Archives of Otorhinolaryngology, 2015
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 ...
Bettina Carvalho   +3 more
doaj   +1 more source

Morphological and morphometrical anatomy of the auditory ossicles in roe deer (Capreolus capreolus)

open access: yesThe European Zoological Journal, 2022
The study provides a series of distinctive morphological features of the auditory ossicles alongside comparative morphometric data, bringing facts in respect to morphology and some morpho-functional elements of the auditory ossicles in this little ...
C. Martonos   +4 more
doaj   +1 more source

Obliquity of the Stapes in Otosclerosis: A New Radiological Sign

open access: yesInternational Archives of Otorhinolaryngology, 2016
Introduction Observing the obliquity of stapes by closely scrutinizing the HRCT temporal bone in otosclerosis revealed a reliable and consistent finding. This finding can add to the existing radiological criteria in diagnosis of otosclerosis.
Veluswamy Anand   +2 more
doaj   +1 more source

Bilateral Congenital Agenesis of Stapes and Oval Window in Two Members of a Family (Brother and Sister)

open access: yesTurkish Archives of Otorhinolaryngology, 2023
Congenital agenesis of the stapes and the oval window is rare. Congenital stapedial agenesis (CSA) may be recognized preoperatively in the presence of conductive hearing loss.
Hanife Gülden Düzkalır   +1 more
doaj   +1 more source

The use of homograft stapes [PDF]

open access: yesThe Laryngoscope, 1976
AbstractHomograft stapes were used for ossicular reconstruction in 43 ears over a three‐year period. The average hearing improvement was 7.9 db. These cases were divided into two groups: those with an intact posterior canal wall and those with an open mastoid cavity. The latter group fared better, with an average improvement of 15 db.Fourteen of the 43
M F, Smith, R, Dobie
openaire   +2 more sources

Ossicular chain status in cases of cholesteatomatous chronic otitis media in eastern Nepal

open access: yesAsian Journal of Medical Sciences, 2017
Background: Ossicular erosion and disruption of ossicular chain is a frequent complication of cholesteatomatous chronic otitis media leading to hearing loss.
Sanjeev Kumar Thakur
doaj   +1 more source

Pattern of ossicular chain involvement in chronic suppurative otitis media

open access: yesAsian Journal of Medical Sciences, 2022
Background: Chronic suppurative otitis media has been acknowledged as a conspicuous pathology affecting the middle ear since times immemorial. Aims and Objectives: The aim of the study was to study the incidence of ossicular involvement and various ...
Rakesh Sharma Sharma , Sunil Kumar
doaj   +1 more source

Morphometry of human ear ossicles

open access: yesArchives of Medicine and Health Sciences, 2023
Background and Aim: Congenital anomalies and malformations of ear ossicles will cause hearing problems. Most commonly they will be either the absence of long process of incus or capitulum of stapes.
B Senthil Kumar   +4 more
doaj   +1 more source

Advantages of CO2 laser use in surgical management of otosclerosis [PDF]

open access: yesVojnosanitetski Pregled, 2003
Background. Otosclerosis is a progressive osteo-destructive disorder of the bony labyrinth in which the fixation of the stapes causes the hearing loss.
Matković Svjetlana   +2 more
doaj   +1 more source

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