Video Nystagmography for Vertigo Diagnosis

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Complete Guide to Video Nystagmography for Vertigo Diagnosis

What is a VNG Test?

VNG (Videonystagmography) is a non-invasive diagnostic test that evaluates the function of the inner ear balance system (vestibular system) and its connection to the brain. It uses special infrared cameras inside goggles to track eye movements, which help specialists understand the cause of vertigo and dizziness.

This test is safe, painless, and highly effective in detecting problems related to balance disorders.

Why is a VNG Test Required?

A VNG test is recommended if you experience symptoms such as:

  • Frequent dizziness or spinning sensation
  • Vertigo attacks
  • Loss of balance or unsteadiness
  • Nausea or vomiting with dizziness
  • Light-headedness
  • Blurred vision during movement
  • Ringing in the ears (tinnitus)

 

Early diagnosis helps in faster and more effective treatment.

How Does the VNG Test Work?

The VNG test is performed in 3 main stages:

1. Ocular Motor Test

Checks how well your eyes follow moving lights.

2. Positional Test

Examines eye movements when your head and body are moved into different positions.

3. Caloric Test

Warm and cold air or water is gently introduced into the ear canal to test inner ear balance response.

Each step helps pinpoint whether the vertigo is caused by inner ear problems or neurological conditions.

Benefits of VNG Test for Vertigo Diagnosis

  • Accurate identification of vertigo causes

  • Differentiates between inner ear and brain-related disorders

  • Non-invasive and painless procedure

  • Helps doctors plan the right treatment

  • Improves long-term management of balance problems

Patient Preparation for VNG Test

Before the test, patients are advised to:

  • Avoid caffeine, alcohol, and sedatives for 24–48 hours

  • Avoid eye makeup on the day of the test

  • Inform the doctor about any medications

  • Eat a light meal before the procedure

Book Your VNG Test in Hadapsar, Pune

If you are suffering from vertigo or unexplained dizziness, do not ignore the symptoms. A VNG Test for Vertigo Diagnosis at Neon Brain & Cancer Clinic, Hadapsar can help detect the cause early and guide proper treatment.

Frequently Asked Questions

1. What is a VNG test?

A VNG (Videonystagmography) test is a diagnostic procedure that evaluates eye movements to assess the function of the inner ear and balance system. It helps identify the cause of vertigo and dizziness.

2. Why is a VNG test done for vertigo?

A VNG test is done to determine whether vertigo is caused by inner ear problems or brain-related conditions. It helps doctors plan the most effective treatment.

3. Is the VNG test painful?

No, the VNG test is completely painless and non-invasive. Some patients may feel slight dizziness during the test, but it is temporary.

4. How long does a VNG test take?

A typical VNG test usually takes 45 to 90 minutes, depending on the patient’s condition and test requirements.

5. Do I need any special preparation before a VNG test?

Yes. You should avoid caffeine, alcohol, sedatives, and eye makeup for 24 hours before the test. Also, inform your doctor about any medicines you are taking.

6. Can a VNG test detect all causes of dizziness?

The VNG test is highly effective in detecting balance-related problems, especially inner ear disorders. However, additional tests may be required in some cases for complete diagnosis.

7. Is the VNG test safe?

Yes, the VNG test is safe for all age groups. It is performed under medical supervision using advanced equipment.

8. When will I get my VNG test results?

In most cases, VNG test results are available on the same day or within 24 hours, depending on the clinic’s process.

9. Who should undergo a VNG test?

Anyone experiencing symptoms such as vertigo, dizziness, frequent imbalance, nausea, or unexplained falls should consider a VNG test after consulting a specialist.

10. Where can I get a VNG test in Hadapsar, Pune?

You can get an accurate VNG test at Neon Brain & Cancer Clinic, which offers advanced diagnostic facilities in Hadapsar, Pune.

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"Dr. Sadique Pathan is a neurologist in Hadapsar, Pune, with over 15 years of clinical experience. He obtained his MBBS, MD-General Medicine and DNB in Neurology from the Yashoda Multispeciality Hospitals, Hyderabad. He heads the neurology department at Sahyadri Hospital Hadapsar, with subspecialties in migraine clinics, dementia clinics, Parkinson's disorders, and movement disorders."

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