Otosclerosis Spiral Ligament Atrophy

Temporal Bone Image Library

  • Title: L-236 Otosclerosis
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 971
  • Comments: Hyalinization of spiral ligament in otosclerosis
  • Gender: Male
  • Age(yrs.): 79
  • otologic_dx:

    Clinical:

    1. Mixed hearing loss, bilateral

  • Title: Otosclerosis, R-190-1
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 992
  • Comments: Otosclerosis with stapes ankylosis, reaching cochlea
  • Gender: Female
  • Age(yrs.): 95
  • otologic_dx:

    1. Otosclerosis, bilateral

    2. Profound hearing loss, left, status post total stapedectomy with polyethylene strut

    3. Mixed hearing loss, right, associated with otosclerosis

  • Title: Otosclerosis, R-190-2
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 992
  • Comments: Otosclerosis with stapes ankylosis
  • Gender: Female
  • Age(yrs.): 95
  • otologic_dx:

    1. Otosclerosis, bilateral

    2. Profound hearing loss, left, status post total stapedectomy with polyethylene strut

    3. Mixed hearing loss, right, associated with otosclerosis

  • Title: Otosclerosis
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 4
  • Comments: Audio-cytocochleogram
  • Gender: Female
  • Age(yrs.): 66
  • otologic_dx:

    1 .Surgical specimen, total excision right temporal bone

    2. Fibrous obliteration and mild irradiation osteitis and resorption, external auditory canal

    3. Irradiation fibrosis and irradiation osteitis and resorption, mastoid, moderate

    4. Surgical infracture

  • Title: Otosclerosis R340
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 10
  • Comments: Rupture of Basilar Membrane in Otosclerosis
  • Gender: Male
  • Age(yrs.): 53
  • otologic_dx:

    1. Otosclerosis, severe, bilateral

    2. Rupture of the cochlear duct secondary to atrophy of the spiral ligament caused by otosclerosis, right

    3. Osseous and fibrous obliteration of the round window niche, bilateral

    4. Stapes fixation, severe, bilateral

  • Title: Otosclerosis
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 10
  • Comments: Audio-cytocochleogram
  • Gender: Male
  • Age(yrs.): 53
  • otologic_dx:

    1. Otosclerosis, severe, bilateral

    2. Rupture of the cochlear duct secondary to atrophy of the spiral ligament caused by otosclerosis, right

    3. Osseous and fibrous obliteration of the round window niche, bilateral

    4. Stapes fixation, severe, bilateral

  • Title: Otosclerosis L265
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 10
  • Comments: Atrophy Spiral Ligament in Otosclerosis
  • Gender: Male
  • Age(yrs.): 53
  • otologic_dx:

    1. Otosclerosis, severe, bilateral

    2. Rupture of the cochlear duct secondary to atrophy of the spiral ligament caused by otosclerosis, right

    3. Osseous and fibrous obliteration of the round window niche, bilateral

    4. Stapes fixation, severe, bilateral

  • Title: Otosclerosis L295
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 10
  • Comments: Atrophy of Spiral Ligament in Otosclerosis with hyalinization
  • Gender: Male
  • Age(yrs.): 53
  • otologic_dx:

    1. Otosclerosis, severe, bilateral

    2. Rupture of the cochlear duct secondary to atrophy of the spiral ligament caused by otosclerosis, right

    3. Osseous and fibrous obliteration of the round window niche, bilateral

    4. Stapes fixation, severe, bilateral

  • Title: Atrophy Spiral Ligament in Otosclerosis
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 10
  • Gender: Male
  • Age(yrs.): 53
  • otologic_dx:

    1. Otosclerosis, severe, bilateral

    2. Rupture of the cochlear duct secondary to atrophy of the spiral ligament caused by otosclerosis, right

    3. Osseous and fibrous obliteration of the round window niche, bilateral

    4. Stapes fixation, severe, bilateral

  • Title: Otosclerosis L265 L300
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 10
  • Comments: Atrophy of Spiral Ligament in Otosclerosis compared to unaffected turn
  • Gender: Male
  • Age(yrs.): 53
  • otologic_dx:

    1. Otosclerosis, severe, bilateral

    2. Rupture of the cochlear duct secondary to atrophy of the spiral ligament caused by otosclerosis, right

    3. Osseous and fibrous obliteration of the round window niche, bilateral

    4. Stapes fixation, severe, bilateral

  • Title: Otosclerosis R181
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 372
  • Comments: Atrophy of Spiral Ligament in Otosclerosis with hyalinization
  • Gender: Female
  • Age(yrs.): 72
  • otologic_dx:

    1. Otosclerosis, bilateral

    2. Membranous labyrinth, atrophy, bilateral

    3. Otitis media, acute, sclerosing, left

    4. Labyrinthitis, left

    5. Mastoiditis, left

  • Title: Otosclerosis R181
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 372
  • Comments: Atrophy of Spiral Ligament in Otosclerosis with hyalinization
  • Gender: Female
  • Age(yrs.): 72
  • otologic_dx:

    1. Otosclerosis, bilateral

    2. Membranous labyrinth, atrophy, bilateral

    3. Otitis media, acute, sclerosing, left

    4. Labyrinthitis, left

    5. Mastoiditis, left

  • Title: Otosclerosis R181
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 372
  • Comments: Atrophy of Spiral Ligament in Otosclerosis with hyalinization
  • Gender: Female
  • Age(yrs.): 72
  • otologic_dx:

    1. Otosclerosis, bilateral

    2. Membranous labyrinth, atrophy, bilateral

    3. Otitis media, acute, sclerosing, left

    4. Labyrinthitis, left

    5. Mastoiditis, left

  • Title: Otosclerosis R231
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 460
  • Gender: Female
  • Age(yrs.): 60
  • otologic_dx:

    1. Otosclerosis, bilateral, characterized by:

    a. Impaction, outward subluxation, and fibrous fixation of the footplate, bilateral

    b. Round window foci, bilateral with extension into scale tympani, right

    2. Head of malleus, osseous fixation, right

    3. Int

  • Title: Otosclerosis L241
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 460
  • Comments: Atrophy of Spiral Ligament in Otosclerosis
  • Gender: Female
  • Age(yrs.): 60
  • otologic_dx:

    1. Otosclerosis, bilateral, characterized by:

    a. Impaction, outward subluxation, and fibrous fixation of the footplate, bilateral

    b. Round window foci, bilateral with extension into scale tympani, right

    2. Head of malleus, osseous fixation, right

    3. Int

  • Title: Otosclerosis R212
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 460
  • Comments: Atrophy of Spiral Ligament in Otosclerosis with hyalinization
  • Gender: Female
  • Age(yrs.): 60
  • otologic_dx:

    1. Otosclerosis, bilateral, characterized by:

    a. Impaction, outward subluxation, and fibrous fixation of the footplate, bilateral

    b. Round window foci, bilateral with extension into scale tympani, right

    2. Head of malleus, osseous fixation, right

    3. Int

  • Title: Otosclerosis R212
  • Chapter: Disorders of Bone
  • Chapter section: Otosclerosis Spiral Ligament Atrophy
  • TB Case Number: 460
  • Comments: Atrophy of Spiral Ligament in Otosclerosis with hyalinization
  • Gender: Female
  • Age(yrs.): 60
  • otologic_dx:

    1. Otosclerosis, bilateral, characterized by:

    a. Impaction, outward subluxation, and fibrous fixation of the footplate, bilateral

    b. Round window foci, bilateral with extension into scale tympani, right

    2. Head of malleus, osseous fixation, right

    3. Int