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Case Reports
. 2013 Apr;34(3):e14-5.
doi: 10.1097/MAO.0b013e31826bf3bb.

Undiagnosed severe cochlear otosclerosis as a cause of profound hearing loss

Christina Hederstierna  1 , Sebahattin Cureoglu, Michael M Paparella
Affiliations
Case Reports

Undiagnosed severe cochlear otosclerosis as a cause of profound hearing loss

Christina Hederstierna et al. Otol Neurotol. 2013 Apr.
No abstract available

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Figures

Fig 1
Fig 1
Fig 1a. A histopathologic section of the right ear, at the level of the oval window, showing extensive otosclerosis (thick arrows) of the otic capsule with multiple cavitations (CA). The stapes footplate (FP) is relatively unaffected. Hydrops of the middle turn is shown with a thin arrow. H&E Fig 1b. Detail of 1a, showing the basal turn of the cochlear duct, with ossification (*) of the scala tympani, medial to the electrode site (ES). H&E Abbreviations used in figures: C, cochlea; Car, carotid artery; ES, electrode site; FN, facial nerve; IAC, internal auditory canal; LSC, lateral semicircular canal; ME, middle ear; PSC, posterior semicircular canal; SSC, superior semicircular canal; SV, scala vestibule; Utr, utricle. H&E, Hematoxylin and eosin.
Fig 1
Fig 1
Fig 1a. A histopathologic section of the right ear, at the level of the oval window, showing extensive otosclerosis (thick arrows) of the otic capsule with multiple cavitations (CA). The stapes footplate (FP) is relatively unaffected. Hydrops of the middle turn is shown with a thin arrow. H&E Fig 1b. Detail of 1a, showing the basal turn of the cochlear duct, with ossification (*) of the scala tympani, medial to the electrode site (ES). H&E Abbreviations used in figures: C, cochlea; Car, carotid artery; ES, electrode site; FN, facial nerve; IAC, internal auditory canal; LSC, lateral semicircular canal; ME, middle ear; PSC, posterior semicircular canal; SSC, superior semicircular canal; SV, scala vestibule; Utr, utricle. H&E, Hematoxylin and eosin.
See this image and copyright information in PMC

References

    1. Schuknecht HF, Kirchner JC. Cochlear otosclerosis: fact or fantasy. The Laryngoscope. 1974 May;84(5):766–782. - PubMed
    1. Green JD, Jr, Marion MS, Hinojosa R. Labyrinthitis ossificans: histopathologic consideration for cochlear implantation. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery. 1991 Mar;104(3):320–326. - PubMed

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