Results 21 to 30 of about 71,528 (269)

Intracranial tumors mimicking benign paroxysmal positional vertigo: A case series

open access: yesFrontiers in Neurology, 2022
BackgroundA few intracranial lesions may present only with positional vertigo which are very easy to misdiagnose as benign paroxysmal positional vertigo (BPPV); the clinicians should pay more attention to this disease.ObjectivesTo analyze the clinical ...
Yuan Xing Chen   +21 more
doaj   +1 more source

Downbeat nystagmus: aetiology and comorbidity in 117 patients [PDF]

open access: yes, 2008
Objectives: Downbeat nystagmus (DBN) is the most common form of acquired involuntary ocular oscillation overriding fixation. According to previous studies, the cause of DBN is unsolved in up to 44% of cases.
Brandt, Thomas   +3 more
core   +1 more source

An infrequent type of nystagmus during a vertigo crisis in Meniére's disease

open access: yesOtolaryngology Case Reports, 2021
Background: Meniere's disease is often characterized by a changing horizontal nystagmus during the crisis; however, vertical nystagmus is not often detected.
Antonio Miguel Moreno Rueda   +3 more
doaj   +1 more source

Perceived Vertical and Lateropulsion: Clinical Syndromes, Localization, and Prognosis [PDF]

open access: yes, 2000
We present a clinical classification of central vestibular syndromes according to the three major planes of action of the vestibulo-ocular reflex: yaw, roll, and pitch.
Brandt   +3 more
core   +1 more source

A Cholinergic Synaptically Triggered Event Participates in the Generation of Persistent Activity Necessary for Eye Fixation [PDF]

open access: yes, 2004
An exciting topic regarding integrative properties of the nervous system is how transient motor commands or brief sensory stimuli are able to evoke persistent neuronal changes, mainly as a sustained, tonic action potential firing.
Alvarado, Juan Carlos   +5 more
core   +4 more sources

Acquired Nystagmus [PDF]

open access: yesArchives of Ophthalmology, 2000
Traditionally, acquired forms of nystagmus have been classified in descriptive terms based on their clinical features and recorded waveforms. In the past 20 years, the mechanisms of several major forms of nystagmus have been elucidated; animal and mathematical models for these ocular oscillations have been developed.
J S, Stahl   +2 more
openaire   +2 more sources

Observational study on risk factors determining residual dizziness after successful benign paroxysmal positional vertigo treatment: The role of subclinical BPPV [PDF]

open access: yes, 2019
After successful treatment for benign paroxysmal positional vertigo, many patients may complain of residual dizziness. Possible explanations may be the persistence of otolith into canal insufficient to provoke noticeable nystagmus, utricular dysfunction ...
Dispenza F.   +3 more
core   +1 more source

Novel therapeutics in nystagmus: what has the genetics taught us so far?

open access: yesTherapeutic Advances in Rare Disease, 2021
Nystagmus is a disorder characterised by uncontrolled, repetitive, to-and-fro movement of the eyes. It can occur as a seemingly isolated disorder but is most commonly the first, or most obvious, feature in a host of ophthalmic and systemic disorders. The
Jay E Self, Helena Lee
doaj   +1 more source

Cerebellar and visual gray matter brain volume increases in congenital nystagmus

open access: yesFrontiers in Neurology, 2011
Structural brain abnormalities associated with congenital nystagmus are still unknown. In some patients with congenital nystagmus additional sensory, metabolic or gross structural alterations can be detected.
Katharina eHüfner   +17 more
doaj   +1 more source

Vertical Nystagmus Recognition Based on Deep Learning

open access: yesSensors, 2023
Vertical nystagmus is a common neuro-ophthalmic sign in vestibular medicine. Vertical nystagmus not only reflects the functional state of vertical semicircular canal but also reflects the effect of otoliths. Medical experts can take nystagmus symptoms as
Haibo Li, Zhifan Yang
doaj   +1 more source

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