OTOPATHOLOGY WEBCASTS
These otopathology webcasts are recordings of Otopathology Conferences hosted at the Massachusetts Eye and Ear Infirmary and sponsored by the Temporal Bone Consortium. Each webcast is approximately 60 minutes in length.
January 2008
A 77-year old man with history of noise exposure and accelerated presbycusis. Includes a discussion of correlation of audiometric and histopathologic data and recent basic research on long term effects of noise exposure.
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Feb 2008
A 100-year old woman with unoperated acoustic neuroma. Includes a discussion of the histopathology of and mechanisms of hearing loss from acoustic neuromas.
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Click here to download the handout.
March 2008
A 74-year old woman with otosclerosis and stapedectomy. Includes a discussion of pathogenesis of otosclerosis.
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Click here to download the handout.
April 2008
A 24-year old man with sensorineural hearing loss due to Wolfram’s syndrome. Includes a discussion of clinical manifestations of the syndrome, its neuropathology and otopathology.
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May 2008
An 88-year old woman with sensorineural hearing loss due to strial atrophy. Includes a discussion of phenotypes of strial atrophy, as well as physiology and pathophysiology of the lateral cochlear wall.
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September 2008
A 68-year old woman with progressive hearing loss due to cochlear atrophy. Includes a discussion of relevance of the pathology to cochlear implantation.
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NOVEMBER 2008
An 88-year old man with hearing loss due to a temporal bone fracture. Includes a discussion on types of temporal bone fractures, their histopathology and long term complications arising from fractures.
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JANUARY 2009
An 82 year old woman with chronic otitis media. Includes a discussion of pathogenesis of congenital cholesteatoma, and histopathology of mastoidectomy with surgical implications
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February 2009
A 48 year old man with sensorineural hearing loss occuring in early childhood. Includes a discussion by Prof. Lisbeth Tranebjærg about Wolfram syndrome and genetics of hearing loss in the setting of other neurodegenerative diseases.
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March 2009
A newborn baby boy with bilateral congenital aural atresia. Surgical implications are discussed. Also includes a presentation of a study of the Scala Communis anomaly, with implications for its radiological diagnosis
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Click here to download the handout.
May 2009
A 92 year old woman with hearing loss and vertigo due to Meniere's syndrome. Also includes a study of the histopathology after endolymphatic sac decompression surgery for Meniere's syndrome.
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SEPTEMBER 2009
A 91 year old woman with bilateral severe hearing loss due to extensive otosclerosis. She had a stapedectomy and labyrinthectomy in one ear. The discussion includes histologic aspects of otosclerosis with clinical and surgical relevance. Also includes a demonstration of various resources featured on the Consortium's website.
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Click here to download the handout.
October 2009
A 34 year old woman with bilateral hearing loss due to neurofibromatosis type 2 (NF2). Also includes a discussion of NF2 in general, and a discussion of determinants of hearing loss in vestibular schwannoma.
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January 2010
This webcast featured cases of the non-syndromic deafness, DFNA9, including clinical features, histopathology and genetics. It includes a discussion of the many insights in basic science and in clinical medicine gained as a result of the study of DFNA9.
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Click here to download the handout.
March 2010
A 77-year-old man with otosclerosis who underwent a stapes mobilization in the right ear, and a stapedectomy in the left ear. Both procedures were unsuccessful. Includes a discussion of causes of residual and recurrent conductive hearing loss after stapedectomy.
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Click here to download the handout.
May 2010
A 51 year old woman with hearing loss due to Susac's syndrome. Includes an overview of the syndrome by Dr. John Susac, a description of ophthalmic pathology by Dr. Gerard Lutty, and a description of the otopathology.
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Click here to download the handout.
July 2010
A 52 year old woman with hearing loss due to MELAS syndrome. Includes an overview of mitochondrial disorders by Dr. Katherine Sims, a description of the otopathology, and a discussion of basic and clinical implications.
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Click here to download the handout.
September 2010
A 57 year old man with profound hearing loss due to superficial siderosis; he was treated with a cochlear implant. Includes a review of siderosis with emphasis on its otologic manifestations and a discussion of otopathology after cochlear implantation.
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Click here to download the handout.
January 2011
A 62-year-old woman with superior semicircular canal dehiscence (SCD) syndrome. Includes a review by Dr. John Carey of SCD in a histological survey of 1000 temporal bones.
Click here to see the recording of the meeting.
Click here to download the handout.
Click here to see the recording of the meeting.
Click here to download the handout.
A 53 year old man with bilateral Meniere's syndrome. Includes a discussion by Dr. Joe Adams on mechanisms involved in fluid-ion homeostasis within the inner ear.
Click here to see the recording of the meeting.
Click here to download the handout.
Click here to see the recording of the meeting.
Click here to download the handout.
December 2011
A 90 year old woman with episodic vertigo who had undergone a cochleosacculotomy procedure. Includes a discussion about Meniere's syndrome, vestibular migraine and capacity of the cochlea to mount a healing response.
Click here to see the recording of the meeting.
Click here to download the handout.
Click here to see the recording of the meeting.
Click here to download the handout.
March 2012
A 44 year old woman with xeroderma pigmentosum (XP) mutation in the XPA DNA repair gene and a bilateral progressive sensorineural hearing loss
Click here to see the recording of the meeting.
Click here to download the first handout.
Click here to download the second handout.
