Definition of Nystagmus. Meaning of Nystagmus. Synonyms of Nystagmus

Here you will find one or more explanations in English for the word Nystagmus. Also in the bottom left of the page several parts of wikipedia pages related to the word Nystagmus and, of course, Nystagmus synonyms and on the right images related to the word Nystagmus.

Definition of Nystagmus

Nystagmus
Nystagmus Nys*tag"mus, n. [NL., fr. Gr. ? drowsiness, fr. ? to nod in sleep, to slumber.] (Med.) A rapid involuntary oscillation of the eyeballs.

Meaning of Nystagmus from wikipedia

- stimulated. There are two key forms of nystagmus: pathological and physiological, with variations within each type. Nystagmus may be caused by congenital disorder...
- pendular nystagmus has been divided into different subtypes such as congenital nystagmus, acquired pendular nystagmus, and amaurotic nystagmus. "Pendular...
- Bruns nystagmus is an unusual type of bilateral nystagmus most commonly occurring in patients with cerebellopontine angle tumours. It is caused by the...
- Positional alcohol nystagmus (PAN) is nystagmus (visible jerkiness in eye movement) produced when the head is placed in a sideways position. PAN occurs...
- adducts minimally, if at all. The contralateral eye abducts, however with nystagmus. Additionally, the divergence of the eyes leads to horizontal diplopia...
- Dix-Hallpike test typically produces a period of rapid eye movements known as nystagmus in this condition. In Ménière's disease there is often ringing in the...
- water produce currents in opposite directions and therefore a horizontal nystagmus in opposite directions. In patients with an intact brainstem: If the water...
- is a 5–10 second delay prior to onset of nystagmus. Nystagmus lasts for 5–60 seconds. Positional: the nystagmus occurs only in certain positions. Repeated...
- the left ear down The examiner looks for nystagmus (usually accompanied by vertigo). In BPPV, the nystagmus typically occurs in A or B only, and is torsional--the...
- reflex develops at about 6 months of age. Optokinetic nystagmus/response (OKN/R) is nystagmus that occurs in response to a visual stimulus on the retina...
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