What is Videonystagmography ?

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Videonystagmography

• What is Videonystagmography?

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What is Videonystagmography or VNG Test for
Balance Disorder? 

• Videonystagmography is also known as VNG, is a
  most advanced diagnostic test for a balance
  disorder. Individuals who feel dizzy and face
  difficulty in maintaining their balance and
  equilibrium should undergo the videonystagmography
  diagnostic test. Now you don't have to worry
  about the pain and the complex procedure to
  diagnose your vertigo. VNG test helps in
  determining vertigo symptoms and is simple as
  well as painless.

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• VNG Videonystagmaography test for vertigo is the
  latest advancement in the technology of optics,
  that takes the help of the camera to track the
  eye the movement to identify the positional
  changes.
• Neural pathways connect the balance mechanism of
  the inner ear to the muscles of the eye.
• If there is any kind of disorder in the balance
  mechanism, it can lead to quick eye movements.
  VNG test is the best solution to detect such an
  issue.

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• During a VNG Videonystagmaography test for
  vertigo, a patient is required to wear a pair of
  glasses in which the camera is attached. With the
  help of the inbuilt camera, eye moments of
  patients are recorded. The camera even traces the
  moving lights. Cool and warm air is inserted into
  the ear during the VNG test for dizziness. It
  helps in determining whether the balance is
  responding to temperature stimulation or not as
  predicted.
• Patients should undergo a hearing test before VNG
  is the hearing and balance function of the inner
  ear are co-related. The hearing test is a must to
  assess the condition before going for a VNG test
  for vertigo.

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• Some kind of dizziness is caused during the
  process which generally settles in a few minutes.
  It makes it critical for an optician to measure
  the physiological response to the symptom. Some
  patients may even face prolonged dizziness, don't
  worry you will be fine soon. Your Vng test will
  take 60-90 minutes approximately to set you free.

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Some instructions are to be followed, before
going for a VNG test for the dizziness, to ensure
the most accurate results of the VNG test. Let's
have a look

• Certain medicines should be avoided 48 hours
  before the VNG test. It includes sleeping pills,
  diuretics, tranquilizers, sedatives,
  antihistamines, muscle relaxants, anti-dizziness
  medications, barbiturates, anti-depressants,
  anti-anxiety medications, and pain medications.
  Consult your doctor before undergoing the test
  and stopping the medications. Don't just stop
  yourself.
• Alcohol should be completely avoided 48 hours
  before going for the test.

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• Intake of food and beverages should be completely
  avoided 4 hours before undergoing the VNG test.
• Smoking is completely prohibited before 3 hours
  of the test.
• Source- https//vertigo-treatment.webnode.com/

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• Thank You