A balance test in which a computer-driven chair rotates in regulated variable speeds in clockwise and counterclockwise motions.  The test takes about 30 minutes and involves having the patient alert with their eyes open.

• Suspected bilateral vestibular loss who have a normal ENG
  caloric test
• Perforated eardrums who are unable to undergo caloric testing
• Ototoxic drug exposure or poor caloric vestibular responses
• Suspected cerebellar disease or central vestibular dysfunction