Question 1

what is the definition or description of: rotatory nystagmus?

Accepted Answer

Rotatory nystagmus: Rotatory nystagmus = condition with involuntary eye movements they  may impair vision.  The nystagmus ^'es with  lateral gaze.

Question 2

can you clarify what nystagmus really is?

Accepted Answer

Rapid eye(s) shaking: Nystagmus occurs frequently in those born with low vision in both eys, or conditions like albinism or aniridia.  It may in part be a protective adaption to prevent too much light from hitting the retina.  Sometimes it occurs with no eye problem as a wiring issue with the brain stem.  Adults get short term nystagmus from intoxicants  and some medications.

Question 3

what causes acquired nystagmus?

Accepted Answer

A few thoughts: Although any problem which can affect cerebellar/ brainstem connections could cause nystagmus, more often I see the problem secondary to medication reactions.  Your listed meds do not seem to be the culprits.  Problems within the inner ear will lead to abnormal eye movements, and not unique to see these with strokes, MS, and other disorders of brain.  Most ophthalmologists can assist in diagnosis.

Question 4

does dizziness cause nystagmus?

Accepted Answer

Maybe: Dizziness is a very ambiguous and subjective word that can mean many things. Nystagmus is an objective finding. That means, a good doc can examine a patient and determine if they have nystagmus.It means the eyes are rhythmically moving in a particular direction.The direction and speed can be useful in making a diagnosis. Not all dizziness results in nystagmus as nystagmus usually means inner ear.

Question 5

what can cause voluntary nystagmus?

Accepted Answer

Will power: This is a condition of eye shaking when accomodation is overthrown by the person to themselves.  It is 'voluntary' and that explains the terminology.

Question 6

is nystagmus and exophoria the same thing?

Accepted Answer

No: Nystagmus eye vibrates, exophoria eye points out

Question 7

what are the symptoms of voluntary nystagmus?

Accepted Answer

Eye shaking: This is an eye oscillation done under voluntary control by the individual.  It is usually done by concentrating at near with conversence of the eyes.  Since it is voluntary, it can be controlled.

Question 8

can you have bppv without having any nystagmus?

Accepted Answer

Unlikely, but: there may be no nystagmus between episodes, or nystagmus my be so subtle that it is hard to see.  Frenzel goggles, especially of the type using a TV camera, are sometimes used as a diagnostic aid in order to magnify and illuminate nystagmus. - See more at: http://vestibular.org/understanding-vestibular-disorders/types-vestibular-disorders/benign-paroxysmal-positional-vertigo#sthash.R6HTXLWc.dpuf

Question 9

what are the effects of vertical nystagmus in a child?

Accepted Answer

Rotatory or vertical: Nystagmus is atypical; horizontal nystagmus, not always. A pediatric ophthalmologist looks for a small optic nerve/ small fovea, rod & cone abnormalities or visual impairment. If the retina looks normal, an electroretinogram is used to test rod & cone function. If there is even a tiny concern, neurological eval & neuroimaging are done. Fyi, by 3-4 mos. A neurotypical infant can fixate on objects.

Question 10

could damage to the ventromedial hypothalamus cause nystagmus?

Accepted Answer

Hunger control: VMH is responsible for satiety. It is involved in Fear , feeding , thermorehulation and sexual activity. Nystagmus has many causes : vestibular disease, MS, Myasthenia Gravis, Lack of Vit B1 , commonly Ménière's disease,  even Diabetes.  Consult your Family Physician   if you are experiencing  abnormal movements of your eyes.

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Doctor answers about:

What is rotatory nystagmus

A member asked:

What is the definition or description of: rotatory nystagmus?

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Can you clarify what nystagmus really is?

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What causes acquired nystagmus?

A member asked:

Does dizziness cause nystagmus?

A member asked:

What can cause voluntary nystagmus?

A member asked:

Is nystagmus and exophoria the same thing?

A member asked:

What are the symptoms of voluntary nystagmus?

A member asked:

Can you have bppv without having any nystagmus?

A member asked:

What are the effects of vertical nystagmus in a child?

A member asked:

Could damage to the ventromedial hypothalamus cause nystagmus?

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