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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which of the following tests is not required for the diagnosis of multiple sclerosis?
assistant
The correct answer is  Electronystagmogram(ENG) Measures normal eye movement and involuntary rapid eye movements called nystagmus . Checks the muscles, that control eye movements. Checks how well the eyes, inner ears , and brain help you keep your balance and position Revised McDonald criteria for diagnosis of MS following investigation should be done: 1. MRI (Gadolinium-enhanced): Plaques/Dawson Fingers 2. Lumbar puncture-CSF electrophoresis shows Oligo-clonal IgG bands. 3. Visual evoked potential(VEP): shows reduced amplitude of voltage generated due to plaques in optic nerve.