electrocochleography

Indications

• hearing impairment due to
  • Meniere's disease
  • endolymphatic hydrops
  • auditory neuropathy
• intraoperative monitoring of auditory pathways
  • neurosurgery on brainstem or cerebellum

Procedure

• recording stimulus-related responses or electrical potentials of the inner ear & auditory nerve
  • cochlear microphonics (organ of Corti)
  • summating potentials (organ of Corti)
  • action potential (auditory nerve)

More general terms

• hearing evaluation

Component of

• vestibular function test