Hearing

Ossicular Chain Disruption

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Ossicular Chain Disruption, Ossicle Chain Disruption, Ear Ossicle Discontinuity

  • Causes
  1. Ear Trauma
  2. Recurrent Otitis Media
  • Signs
  1. Conductive Hearing Loss
  2. Otoscopy is often normal
    1. May reveal grossly altered position of Ossicles
  • Imaging
  1. Non-contrast CT Temporal Bone
  • Differential Diagnosis
  1. See Conductive Hearing Loss
  • Management
  1. Ossicular Chain Reconstruction
  • References
  1. Michels (2019) Am Fam Physician 100(2): 98-108 [PubMed]