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Perilymphatic Fistula

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Perilymphatic Fistula, Hennebert's Sign, Hennebert's Syndrome

  • See Also
  1. Vertigo
  2. Vertigo Causes
  3. Peripheral Causes of Vertigo
  4. Central Causes of Vertigo
  5. Vertigo Management
  6. Meniere's Disease
  7. Motion Sickness
  8. Vestibular Neuronitis
  9. Benign Paroxysmal Positional Vertigo
  10. Acute Labyrinthitis
  11. Bacterial Labyrinthitis (Acute Suppurative Labyrinthitis)
  12. HiNTs Exam (Three-Step Bedside Oculomotor Examination)
  13. Horizontal Head Impulse Test (Head Thrust Test, h-HIT)
  14. Nystagmus
  15. Skew Deviation (Vertical Ocular Misalignment, Vertical Heterotropia, Vertical Strabismus)
  16. Dix-Hallpike Maneuver
  17. Dizziness
  18. Dysequilibrium
  19. Syncope
  20. Light Headedness
  • Definition
  1. Communication between inner and middle ear
  • Causes
  1. Direct blow to ear
  2. Scuba related Barotrauma
  3. Excessive straining on stooling, lifting, sneezing
  • Pathophysiology
  1. Peripheral Cause of Vertigo
  • Symptoms
  1. Vertigo
  2. Associated with Hearing Loss
  • Signs
  • Hennebert's Sign
  1. Pressure applied to tragus and external auditory meatus
    1. Pneumatic Otoscopy may also induce
  2. Results in Vertigo or Nystagmus when fistula present