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MAY 2019 Clinical Case Vid. 4

Video Author: The Hearing Journal
Published on: 04.30.2019
Associated with: The Hearing Journal. 72(5):34,36,38, May 2019

Video 4. Axial T1 post-gadolinium MRI showing no distinct mass in the ear canal.

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Creator: The Hearing Journal
Duration: 0:10
Video 1. Axial (horizontal) bone window CT of the temporal bones showing the mass and bullet fragments scattered in the skull. The intense white in the carotid canal is previous coiling of the carotid artery.
Creator: The Hearing Journal
Duration: 0:10
Video 2. Axial (horizontal) soft tissue window CT of the temporal bone showing the extent of the mass.
Creator: The Hearing Journal
Duration: 0:13
Video 3. Coronal (parallel to face) bone window CT of the temporal bone demonstrating the mass and its relationship to the temporal bone structures.
Creator: The Hearing Journal
Duration: 0:10
Video 4. Sagittal CT of the right temporal bone showing the relationship between the mastoid facial nerve and the mass.
Creator: The Hearing Journal
Duration: 0:10
Video 5. Sagittal CT of the left temporal bone showing the normal temporal bone with scattered bullet fragments.
Creator: The Hearing Journal
Duration: 0:10
Video 6. Axial CT of the brain showing atrophy of the brain in the areas of previous surgery.
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: 0:10
Video 1. Axial (horizontal) bone window CT of the temporal bones showing the mass and bullet fragments scattered in the skull. The intense white in the carotid canal is previous coiling of the carotid artery.
Creator: The Hearing Journal
Duration: 0:10
Video 2. Axial (horizontal) soft tissue window CT of the temporal bone showing the extent of the mass.
Creator: The Hearing Journal
Duration: 0:13
Video 3. Coronal (parallel to face) bone window CT of the temporal bone demonstrating the mass and its relationship to the temporal bone structures.
Creator: The Hearing Journal
Duration: 0:10
Video 4. Sagittal CT of the right temporal bone showing the relationship between the mastoid facial nerve and the mass.
Creator: The Hearing Journal
Duration: 0:10
Video 5. Sagittal CT of the left temporal bone showing the normal temporal bone with scattered bullet fragments.
Creator: The Hearing Journal
Duration: 0:10
Video 6. Axial CT of the brain showing atrophy of the brain in the areas of previous surgery.
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: 00:10
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: 00:09
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 4. Axial T1 post-gadolinium MRI showing no distinct mass in the ear canal.
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 5. Axial T1 post gadolinium MRI of the brain obtained in2010 showing a detailed axial view of the transverse andsigmoid sinuses and the narrowed areas.
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: 00:10
Video 3. Coronal (parallel to the face superiorly-inferiorly) CT ofthe left temporal bone showing the tegmen mastoideum (roof ofmastoid) defect with meningocele or encephalocele in antrum.
Creator: The Hearing Journal
Duration: 00:10
Video 4. Axial (horizontal) T1 post-contrast MRI of the orbitsshowing the enhancement (bright area) around the leftpetrous carotid (right side of images) and the enlarged leftsuperior ophthalmic vein.
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: 00:09
Video 1. Axial (horizontal) CT of the right temporal bone showing the otosclerosis and enlarged vestibular aqueduct.
Creator: The Hearing Journal
Duration: 00:10
Video 2. Axial (horizontal) CT of the left temporal bone showing the otosclerosis and enlarged vestibular aqueduct.
Creator: The Hearing Journal
Duration: 00:10
Video 5. Sagittal (looking outside-in from laterally) CT of the temporal bone showing the sagittal anatomy of the encephalocele and its relationship with the ossicles.
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: 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: 00:09
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: 00:10
Video 6. Axial T2-weighted MRI showing isointense mass (similar color to brain).
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