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Case #10

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患者信息: 15 个月, 女性
检查指征: Left greater than right sensorineural hearing loss

Case #10

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  • LEFT
    • Mild soft tissue narrowing of the cartilaginous external auditory canal
    • Trace soft tissue or fluid at the stapes footplate
    • Abnormal down-sloping course of the tympanic segment of the facial nerve with abnormally anterior course of the mastoid segment
    • Common vestibulocochlear cavity with dysmorphic semicircular canals and no discernible internal cochlear architecture
  • RIGHT
    • Mild soft tissue narrowing of the cartilaginous external auditory canal
    • Mildly dysplastic appearance of the stapes
    • Abnormal down-sloping course of the tympanic segment of the facial nerve
    • Hypoplastic cochlea with normal basal turn but hypoplastic middle and apical turns
    • Mildly dilated vestibule with well-formed and covered semicircular canals

诊断

Common cavity malformation

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参考文献

  • Joshi VM, Navlekar SK, Kishore GR, Reddy KJ, Kumar EC. CT and MR imaging of the inner ear and brain in children with congenital sensorineural hearing loss. Radiographics 2012; 32(3): 683-698.
  • Sennaroğlu L, Bajin MD. Classification and current management of inner ear malformations. Balkan Med J 2017; 34(5): 397-411.

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