Congenital Ossicular Fixation


KEY FACTS

Terminology

  • Major anomaly: Anomaly of middle and external ear

  • Minor anomaly: Isolated middle ear (ME) anomaly

  • Ossicular fixation: Congenital ankylosis; rigid bar or fibrous band connects ossicle to wall of ME

  • Ossicular malformation: Anomaly in shape, size, &/or orientation of ossicle

  • Columellar stapes: 1 central, broad stapedial crus

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