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April 2019 Clinical Case Vid. 6

Video Author: The Hearing Journal
Published on: 03.20.2019
Associated with: The Hearing Journal. 72(4):40,42,45, April 2019

Video 6. Coronal T1 post gadolinium MRI of the brain obtainedin 2010 showing the coronal view of the transverse andsigmoid sinuses and corresponding narrowing on the left.

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Creator: The Hearing Journal
Duration: 00:10
Video 1. Axial CT of the right temporal bone showing the dehiscence of the horizontal canal.
Creator: The Hearing Journal
Duration: 00:10
Video 2. Coronal CT of the right temporal bone showing a likely cholesteatoma filling the mastoid
Creator: The Hearing Journal
Duration: 00:10
Video 3. Sagittal CT of the right temporal bone showing an intact tegmen (bone separating the brain from the mastoid).
Creator: The Hearing Journal
Duration: 00:09
Video 4. Axial T2-weighted MRI of the brain showing hyperintensity in the right mastoid cavity, which indicates high water (proton) content.
Creator: The Hearing Journal
Duration: 00:10
Video 5. Axial T1 post-contrast MRI images showing no enhancement in the right mastoid, which indicates dead (non-vascular) tissue.
Creator: The Hearing Journal
Duration: 00:10
Video 6. Axial diffusion-weighted MRI showing hyperintensity in the mastoid, which likely indicates cholesteatoma.
Creator: The Hearing Journal
Duration: 00:09
Video 1. Axial (horizontal) CT of temporal bones showing prosthesis position.
Creator: The Hearing Journal
Duration: 00:08
Video 2. Coronal (parallel to face) pre-cochlear implant CT showing the prosthesis position and cochlear ossification.
Creator: The Hearing Journal
Duration: 00:10
Video 3. Sagittal (parallel to ear) CT of temporal bone prior to cochlear implantation showing anatomy in the sagittal direction.
Creator: The Hearing Journal
Duration: 00:10
Video 4. Axial (horizontal) CT of temporal bone right after cochlear implantation showing electrodeposition.
Creator: The Hearing Journal
Duration: 00:10
Video 5. Coronal (parallel to face) post-cochlear implant CT showing electrodeposition.
Creator: The Hearing Journal
Duration: 00:12
Video 6. Coronal T1 post-gadolinium MRI showing the inflammation along the skull base.
Creator: The Hearing Journal
Duration: 00:09
Video 1. Axial (horizontal) bone window CT of temporal bones two weeks prior to presentation showing thedestruction of the anterior canal.
Creator: The Hearing Journal
Duration: 00:09
Video 2. Axial (horizontal) soft tissue window CT of temporal bone showing that the ear canal is filled withsoft tissue.
Creator: The Hearing Journal
Duration: 00:10
Video 3. Coronal (parallel to face) bone window CT of temporalbone demonstrating the significantly enlarged facial nervecanal.
Creator: The Hearing Journal
Duration: 00:10
Video 4. Axial T1 post-gadolinium MRI showing no distinct mass in the ear canal.
Creator: The Hearing Journal
Duration: 00:11
Video 5. Axial T2 MRI showing significant inflammatory changes in the entire temporal bone.
Creator: The Hearing Journal
Duration: 00:11
Video 6. Coronal T1 post-gadolinium MRI showing the inflammation along the skull base.
Creator: The Hearing Journal
Duration: 00:10
Video 1. Rotating images of the MRV in a lateral direction
Creator: The Hearing Journal
Duration: 00:10
Video 2. Axial T1 post gadolinium MRI of the brain obtained for the MRV showing detailed axial view of thetransverse and sigmoid sinuses.



Creator: The Hearing Journal
Duration: 00:10
Video 1. Axial CT of the right temporal bone showing the dehiscence of the horizontal canal.
Creator: The Hearing Journal
Duration: 00:10
Video 2. Coronal CT of the right temporal bone showing a likely cholesteatoma filling the mastoid
Creator: The Hearing Journal
Duration: 00:10
Video 3. Sagittal CT of the right temporal bone showing an intact tegmen (bone separating the brain from the mastoid).
Creator: The Hearing Journal
Duration: 00:09
Video 4. Axial T2-weighted MRI of the brain showing hyperintensity in the right mastoid cavity, which indicates high water (proton) content.
Creator: The Hearing Journal
Duration: 00:10
Video 5. Axial T1 post-contrast MRI images showing no enhancement in the right mastoid, which indicates dead (non-vascular) tissue.
Creator: The Hearing Journal
Duration: 00:10
Video 6. Axial diffusion-weighted MRI showing hyperintensity in the mastoid, which likely indicates cholesteatoma.
Creator: The Hearing Journal
Duration: 00:09
Video 1. Axial (horizontal) CT of temporal bones showing prosthesis position.
Creator: The Hearing Journal
Duration: 00:10
Video 3. Sagittal (parallel to ear) CT of temporal bone prior to cochlear implantation showing anatomy in the sagittal direction.
Creator: The Hearing Journal
Duration: 00:10
Video 5. Coronal (parallel to face) post-cochlear implant CT showing electrodeposition.
Creator: The Hearing Journal
Duration: 00:12
Video 6. Coronal T1 post-gadolinium MRI showing the inflammation along the skull base.
Creator: The Hearing Journal
Duration: 00:09
Video 1. Axial (horizontal) bone window CT of temporal bones two weeks prior to presentation showing thedestruction of the anterior canal.
Creator: The Hearing Journal
Duration: 00:09
Video 2. Axial (horizontal) soft tissue window CT of temporal bone showing that the ear canal is filled withsoft tissue.
Creator: The Hearing Journal
Duration: 00:11
Video 5. Axial T2 MRI showing significant inflammatory changes in the entire temporal bone.
Creator: The Hearing Journal
Duration: 00:11
Video 6. Coronal T1 post-gadolinium MRI showing the inflammation along the skull base.
Creator: The Hearing Journal
Duration: 00:13
Video 6. Coronal T1 post gadolinium MRI of the brain obtainedin 2010 showing the coronal view of the transverse andsigmoid sinuses and corresponding narrowing on the left.
Creator: The Hearing Journal
Duration: 00:12
Video 5. Sagittal (looking outside-in from laterally) CT of the temporalbone showing the sagittal anatomy of the encephalocele and itsrelationship with the ossicles.
Creator: The Hearing Journal
Duration: 00:35
Video 6. Coronal (parallel to the face superiorly-inferiorly) T1 MRIshowing that the contents of the mastoid are in continuity with thebrain.
Creator: The Hearing Journal
Duration: 00:15
Video 6. Coronal (parallel to the face superiorly-inferiorly) T2 MRI showing the inner ear with no hyperintensity in the vestibular aqueduct.
Creator: The Hearing Journal
Duration: 00:10
Video 2. Axial (horizontal) CT of the right temporal bone showing the normal mastoid with the dominant jugular bulb.
Creator: The Hearing Journal
Duration: 00:10
Video 1. Axial (horizontal) CT of the right temporal bone showing the sigmoid sinus diverticulum.
Creator: The Hearing Journal
Duration: 0:10
Video 2. Axial (horizontal) CT of the left temporal bone showing the full defect of the posterior cranial fossa.
Creator: The Hearing Journal
Duration: 00:10
Video 5. Sagittal (vertical, parallel to auricle) CT of the right temporal bone showing the extent of changes to anterior ear canal and TMJ.
Creator: The Hearing Journal
Duration: 00:10
Video 1. Axial CISS MRI showing the mass and its relationship with the IAC.
Creator: The Hearing Journal
Duration: 00:10
Video 2. For comparison: Axial CT of the right temporal bone showing the jugular bulb in its normal position below the middle ear
Creator: The Hearing Journal
Duration: 00:09
Video 4. Poschl view CT (parallel to the superior semicircular canal) of the left temporal bone showing an intact superior semicircular canal.
Creator: The Hearing Journal
Duration: 00:11
Video 6. Coronal T2-weighted MRI of the right temporal bone showing the fluid-filled nature and extent of the mass.
Creator: Toni Bacala
Duration: 00:11
Video 2. Coronal (vertical) CT of the temporal bones showing that the mass does not involve the ear canal bone.
Creator: Fan-Gang Zeng, PhD
Duration: 8:59
Audiology Pioneer William F. House, MD, is interviewed by HJ Editorial Board Chair Fan-Gang Zeng, PhD