Results 81 to 90 of about 106,163 (352)

Idiopathic Infantile Nystagmus; Genetics foundation and Clinical association

Journal of Biochemical and Clinical Genetics, 2023
Nystagmus is an involuntary, periodic eye movement caused by a slow drift of fixation of either jerk, pendular, or rotatory form. The clinical and molecular assessment of nystagmus can provide crucial elements for a state-of-the-art differential ...
Basamat AlMoallem
doaj   +1 more source

Enterovirus A‐71 Associated Parainfectious Movement Disorders in Children

Movement Disorders Clinical Practice, EarlyView.
Abstract Background Pediatric movement disorders can be challenging to characterize, given the phenotypic complexity and broad differential diagnosis. While genetic tests are often part of the diagnostic work‐up, it is important to consider acquired causes, which may require specific investigations.
Suus A. M. van Noort, Jan Willem J. Elting, Thomas Foiadelli, Petra J.J.S. Peters, Joost Nicolai, Marina A.J. Tijssen, Jelte Helfferich   +6 more
wiley   +1 more source

Persistent Upbeat Positional Nystagmus in a Patient with Bilateral Posterior Canal Benign Paroxysmal Positional Vertigo

Case Reports in Otolaryngology, 2019
Here, we report a patient with persistent positional upbeat nystagmus in a straight supine position with no evident abnormal central nervous system findings.
Akihide Ichimura, Shigeto Itani
doaj   +1 more source

Mechanisms of Action and Targets of Nitric Oxide in the Oculomotor System [PDF]

, 1998
Nitric oxide (NO) production by neurons in the prepositus hypoglossi (PH) nucleus is necessary for the normal performance of eye movements in alert animals.
Escudero González, Miguel, Estrada Cerquera, Carmen, Moreno López, Bernardo   +2 more
core   +1 more source

Widespread Skin Telangiectasias in Spinocerebellar Ataxia Type 27B

Annals of Neurology, EarlyView.
Victor Alm, Håkan Thonberg, Per Svenningsson, Martin Paucar   +3 more
wiley   +1 more source

Disruption of the basal body protein POC1B results in autosomal-recessive cone-rod dystrophy [PDF]

, 2014
Exome sequencing revealed a homozygous missense mutation (c.317C>G [p.Arg106Pro]) in POC1B, encoding POC1 centriolar protein B, in three siblings with autosomal-recessive cone dystrophy or cone-rod dystrophy and compound-heterozygous POC1B mutations (c ...
Arts, Heleen H, Coppieters, Frauke, Cremers, Frans PM, De Baere, Elfride, de Vrieze, Erik, den Hollander, Anneke I, Hetterschijt, Lisette, Hoyng, Carel B, Kremer, Hannie, Lambertus, Stanley, Lamers, Ideke JC, Letteboer, Stef JF, Peters, Theo A, POC1B Study Group, the, Roepman, Ronald, Roosing, Susanne, van den Born, L Ingeborgh, van Wijk, Erwin   +17 more
core   +6 more sources

The treatment of nystagmus by periodic light influence [PDF]

Саратовский научно-медицинский журнал, 2010
The data about results of treatment of nystagmus by periodic light influence are brought. 56 patients with various kinds of nystagmus received the treatment. After treatment the stable reduction of nystagmus' amplitude was observed in 85 % of cases.
T.B. Usanova
doaj  

Vestibular Dysfunction in Parkinson's Disease: A Systematic Review of Signs and Symptoms

Movement Disorders Clinical Practice, EarlyView.
Abstract Background Despite the growing interest in the link between Parkinson's disease (PD) neuropathology and vestibular system, there is still a lack of consensus about the presence of vestibular dysfunctions in PD. Objective This review aims to identify vestibular signs and symptoms reported in PD patients and to summarize and critically appraise ...
Francisco Rosado‐Martins, Beatriz Santos, Cláudia M. Costa, Tiago Eça, Raquel Bouça‐Machado, Joaquim J. Ferreira   +5 more
wiley   +1 more source

Three-dimensional videonystagmography characteristics in patients with benign paroxysmal positional vertigo

Zhongguo Linchuang Yixue
ObjectiveTo analyze the characteristics of nystagmus during the Dix-Hallpike and Roll tests in patients with benign paroxysmal positional vertigo (BPPV) using three-dimensional videonystagmography (3D-VNG), in order to to optimize diagnostic and ...
Yujin ZHENG, Keguang CHEN, Kanglun JIANG, Feng XU, Ying QI, Xinsheng HUANG, Huaili JIANG   +6 more
doaj   +1 more source

Spontaneous Nystagmus in the Dark in an Infantile Nystagmus Patient May Represent Negative Optokinetic Afternystagmus

Frontiers in Neurology, 2018
Abnormal projection of the optic nerves to the wrong cerebral hemisphere transforms the optokinetic system from its usual negative feedback loop to a positive feedback loop with characteristic ocular motor instabilities including directional reversal of ...
Ting-Feng Lin, Ting-Feng Lin, Christina Gerth-Kahlert, James V. M. Hanson, James V. M. Hanson, Dominik Straumann, Dominik Straumann, Melody Ying-Yu Huang, Melody Ying-Yu Huang   +8 more
doaj   +1 more source