Radiology Notes

My notes during radiology residency, fellowship, and beyond…

Temporal Bone fractures

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Define in terms of orientation to axis of petrous bone:

Longitudinal

  • parallel to petrous axis
  • 70-90%
  • Blow to side of skull
  • Complications: conductive hearing loss, dislocation of ossicles
Transverse

  • Blow to frontal or occipictal
  • Complications: sensorineural hearing loss, vertigo, nystagmus, perilymphatic fistula, facial palsy
  • Involve carotid canal and jugular foramen
Mixed

  • High incidence of intracranial injury
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Written by lmwong

April 16, 2008 at 4:19 am

Posted in fracture, neuro, trauma

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