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MAY 2020 Clinical Case Vid. 2

Video Author: The Hearing Journal
Published on: 05.04.2020
Associated with: The Hearing Journal. 73(5):36,38,40, May 2020

Video 2. Coronal (parallel to the face) CT of the right temporal bone showing the trapped epithelium medial to the bony growth in the geniculate ganglion area.

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Creator: The Hearing Journal
Duration: 0:10
Video 1. Axial (horizontal) CT showing the anatomy of the temporal bones.
Creator: The Hearing Journal
Duration: 0:12
Video 2. Coronal (parallel to the face) CT of the right temporal bone showing the trapped epithelium medial to the bony growth in the geniculate ganglion area.
Creator: The Hearing Journal
Duration: 0:13
Video 3. Sagittal (parallel to auricle) CT of the left temporal bone demonstrating destruction of the mastoid bone from the cholesteatoma.
Creator: The Hearing Journal
Duration: 0:10
Video 4. Axial (horizontal) T2 MRI showing the hyperintense masses on both sides.
Creator: The Hearing Journal
Duration: 0:13
Video 5. Axial (horizontal) T1 non-contrast MRI showing that the bright areas seen on the T2 MRI have the same or a darker color than the brain (hypointense).
Creator: The Hearing Journal
Duration: 0:11
Video 6. Coronal (parallel to the face) HASTE sequence showing the areas of hyperintense (bright) signal on eachside.
Creator: The Hearing Journal
Duration: 0:09
Video 1. Axial (horizontal) CT showing exposed bone.
Creator: The Hearing Journal
Duration: 0:10
Video 2. Coronal (parallel to the face) CT of the temporal bones showing exposed bone and middle ear and mastoid inflammation.
Creator: The Hearing Journal
Duration: 0:10
Video 3. Sagittal (parallel to auricle) CT of the temporal bones demonstrating destruction of the mastoid and anterior ear canal.
Creator: The Hearing Journal
Duration: 0:11
Video 4. Axial (horizontal) T1 post-gadolinium MRI showing soft tissue inflammation in the mastoid and none in the ear canal.
Creator: The Hearing Journal
Duration: 0:09
Video 5. Axial gallium-67 SPECT scan prior to treatment showing uptake of the radionucleotide in the left parotid and no significant uptake on the right side of the patient (left side of the image).
Creator: The Hearing Journal
Duration: 0:09
Video 6. Axial gallium-67 SPECT scan prior to treatment showing uptake of the radionucleotide in the left parotid and no significant uptake on the right side of the patient (left side of the image).
Creator: The Hearing Journal
Duration: 00:10
Video 1. Axial (horizontal) CT showing a mass in the ear canal but no bony erosion into the mastoid or the anterior ear canal.
Creator: The Hearing Journal
Duration: 00:10
Video 2. Coronal (vertical, parallel to the face) CT showing the mass with some opacification of the mastoid and the epitympanum.
Creator: The Hearing Journal
Duration: 00:09
Video 3. Sagittal (vertical, parallel to the ear) CT showing the canal to be fully intact.
Creator: The Hearing Journal
Duration: 00:15
Video 4. Axial (horizontal) T1 post-gadolinium MRI showing the mass in the ear canal and no extension into the mastoid or parotid gland.
Creator: The Hearing Journal
Duration: 00:14
Video 5. Coronal (vertical, parallel to the face) T1 postgadolinium MRI showing that the mass did not extend intracranially.
Creator: The Hearing Journal
Duration: 00:10
Video 6. Axial (horizontal) DWI MRI showing no cholesteatoma.
Creator: The Hearing Journal
Duration: 00:11
Video 1. Video of the examination.
Creator: The Hearing Journal
Duration: 00:10
Video 2. Axial (horizontal) T2 MRI showing small amount of fluid in the mastoid on right and normal mastoid on the left.



Creator: The Hearing Journal
Duration: 0:10
Video 1. Axial (horizontal) CT showing the anatomy of the temporal bones.
Creator: The Hearing Journal
Duration: 0:12
Video 2. Coronal (parallel to the face) CT of the right temporal bone showing the trapped epithelium medial to the bony growth in the geniculate ganglion area.
Creator: The Hearing Journal
Duration: 0:13
Video 3. Sagittal (parallel to auricle) CT of the left temporal bone demonstrating destruction of the mastoid bone from the cholesteatoma.
Creator: The Hearing Journal
Duration: 0:10
Video 4. Axial (horizontal) T2 MRI showing the hyperintense masses on both sides.
Creator: The Hearing Journal
Duration: 0:13
Video 5. Axial (horizontal) T1 non-contrast MRI showing that the bright areas seen on the T2 MRI have the same or a darker color than the brain (hypointense).
Creator: The Hearing Journal
Duration: 0:11
Video 6. Coronal (parallel to the face) HASTE sequence showing the areas of hyperintense (bright) signal on eachside.
Creator: The Hearing Journal
Duration: 0:09
Video 1. Axial (horizontal) CT showing exposed bone.
Creator: The Hearing Journal
Duration: 0:10
Video 2. Coronal (parallel to the face) CT of the temporal bones showing exposed bone and middle ear and mastoid inflammation.
Creator: The Hearing Journal
Duration: 0:10
Video 3. Sagittal (parallel to auricle) CT of the temporal bones demonstrating destruction of the mastoid and anterior ear canal.
Creator: The Hearing Journal
Duration: 0:11
Video 4. Axial (horizontal) T1 post-gadolinium MRI showing soft tissue inflammation in the mastoid and none in the ear canal.
Creator: The Hearing Journal
Duration: 0:09
Video 6. Axial gallium-67 SPECT scan prior to treatment showing uptake of the radionucleotide in the left parotid and no significant uptake on the right side of the patient (left side of the image).
Creator: The Hearing Journal
Duration: 00:15
Video 4. Axial (horizontal) T1 post-gadolinium MRI showing the mass in the ear canal and no extension into the mastoid or parotid gland.
Creator: The Hearing Journal
Duration: 00:14
Video 5. Coronal (vertical, parallel to the face) T1 postgadolinium MRI showing that the mass did not extend intracranially.
Creator: The Hearing Journal
Duration: 00:10
Video 6. Axial (horizontal) DWI MRI showing no cholesteatoma.
Creator: The Hearing Journal
Duration: 00:11
Video 1. Video of the examination.
Creator: The Hearing Journal
Duration: 00:10
Video 5. Axial (horizontal) T1 post-gadolinium showing the extent of the large petroclival meningioma.
Creator: The Hearing Journal
Duration: 00:10
Video 1. Axial (horizontal) CISS images demonstrating hyperintense (brighter than the brain) fluid in the middle ear and mastoid on the right (left side of the images).
Creator: The Hearing Journal
Duration: 00:10
Video 6. Axial CT of the left temporal bone showing the soft tissue and fluid in the middle ear and mastoid.
Creator: The Hearing Journal
Duration: 00:10
Video 1. Axial (horizontal) CT of the right temporal bone showing the widened IAC.
Creator: The Hearing Journal
Duration: 00:09
Video 3. Coronal (parallel to face) CT showing thenormal vs. an abnormally widened IAC in the coronalplane.
Creator: The Hearing Journal
Duration: 00:11
Video 5. Axial (horizontal) T1 non-contrast MRIdemonstrating the mass on the right IAC.
Creator: The Hearing Journal
Duration: 00:10
Video 2. Axial (horizontal) CT of the right temporal bone showing the normally inserted electrode
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: 00:11
Video 5. Axial T2 MRI showing significant inflammatory changes in the entire temporal bone.
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: 0:11
Video 3. Coronal (parallel to the face superiorly-inferiorly) CT of the right temporal bone showing the relationship between the sigmoid and mastoid.
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: 00:09
Video 3. Coronal (vertical) CT of the left temporal bone in the plane of the posterior semicircular canal showing the jugular bulb in its course.
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: 00:14
Video 6. Axial T1-weighted post-contrast MRI of the brain that shows the jugular bulb abutting the IAC, which can be misinterpreted as an appearance of an enhancing tumor.
Creator: The Hearing Journal
Duration: 00:12
Video 4. Axial T1-weighted post-gadolinium MRI of the right temporal bone showing the mass in the ear canal is not enhancing (bright).