II. 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

III. Pathophysiology

  1. Not synonymous with Vestibular Neuronitis
  2. Local spread from middle ear infection or Meningitis
  3. Causes permanent damage to Cochlea, vestibular system

IV. Symptoms

  1. Vertigo is variably present
  2. Tinnitus may be present
  3. Severe and total Sensorineural Hearing Loss
    1. Distinguishes Labyrinthitis from Vestibular Neuronitis

V. Signs

  1. Nystagmus
  2. Ear exam normal

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Related Studies

Ontology: Viral labyrinthitis (C0155508)

Concepts Disease or Syndrome (T047)
ICD9 386.35
SnomedCT 34243007, 409711008
Italian Labirintite virale
Japanese ウイルス性迷路炎, ウイルスセイメイロエン
English viral labyrinthitis (diagnosis), viral labyrinthitis, labyrinthitis viral, Viral labyrinthitis, Viral labyrinthitis, NOS, Viral otitis interna, NOS, Viral labyrinthitis (disorder), Viral otitis interna
Czech Virová labyrintitida
Hungarian vírusos labyrinthitis
Spanish laberintitis vírica, laberintitis virósica, otitis interna viral, Laberintitis vírica, laberintitis viral (trastorno), laberintitis viral
Portuguese Labirintite viral
Dutch virale labyrinthitis
French Labyrinthite virale
German virale Labyrinthitis