• 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. Perilymphatic Fistula (Hennebert's Sign)
  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
  • Etiologies
  • Infection
  1. Viral Labyrinthitis
    1. Mumps most common etiology (Vertigo uncommon)
  2. Bacterial Labyrinthitis (uncommon)
    1. Due to extension of Otitis Media or Cholesteatoma
  • Pathophysiology
  1. Not synonymous with Vestibular Neuronitis
  2. Local spread from middle ear infection or Meningitis
  3. Causes permanent damage to Cochlea, vestibular system
  • Symptoms
  1. Vertigo is variably present
  2. Tinnitus may be present
  3. Severe and total Sensorineural Hearing Loss
    1. Distinguishes Labyrinthitis from Vestibular Neuronitis
  • Signs
  1. Nystagmus
  2. Ear exam normal