An acoustic neuroma is a noncancerous tumor. It grows on the acoustic nerve, which runs from the brain to the ear. This type of tumor typically grows slowly. It may cause hearing loss, balance problems, facial numbness, and headaches.

The Acoustic Nerve
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There are three main treatment options for an acoustic neuroma:

This fact sheet focuses on microsurgical removal.

Microsurgical remove is done when:

  • The tumor is growing
  • There is concern that the tumor size may become life-threatening
  • The tumor is causing hearing problems or neurologic symptoms

A successful procedure results in complete removal of the tumor with minimal additional hearing loss.