A 21-year-old male asked:
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im constantly have a dizzy/disbalance/foggy head feeling, my ent said it's chronic hyperventilation, can this cause a nystagmus?

1 doctor answer
Dr. Dariush Saghafi
33 years experience Neurology
Yes: It's called hyperventilation induced nystagmus and is a common way we test people to tell whether or not they have say, an acoustic neuroma of the 8th cranial nerve vs. a vestibular disease or neuritis of some sort. If you already have nystagmus this maneuver can increase it.
Answered on Feb 1, 2015

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