Results 31 to 40 of about 2,631,634 (300)

The effects of neck flexion on cerebral potentials evoked by visual, auditory and somatosensory stimuli and focal brain blood flow in related sensory cortices

open access: yesJournal of Physiological Anthropology, 2012
Background A flexed neck posture leads to non-specific activation of the brain. Sensory evoked cerebral potentials and focal brain blood flow have been used to evaluate the activation of the sensory cortex.
Fujiwara Katsuo   +4 more
doaj   +1 more source

Pattern-shift visual evoked potentials a lecture for the WHO-NYI trainees

open access: yesPsychiatry and Clinical Psychopharmacology, 2021
In this article, concerning the technical, scientific, and clinical aspects of Pattem-Shift Visual Evoked Potentials, the available data have been reviewed.
Mehmet Kemal ARIKAN
doaj  

Visual and brainstem auditory evoked potentials in obese and overweight individuals

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2017
Background: Overweight and obesity are known to be associated with major health risks. Their detrimental effects on central nervous system (CNS) have begun to be appreciated too.
Sangeeta Gupta   +2 more
doaj   +1 more source

Changes in the Parameters of Visual Evoked Potentials in Media Opacities. [PDF]

open access: yesClin Ophthalmol, 2023
Maryam AM Elsaid,1 Shady Soliman,2 Omar Hashem2 1Department of Clinical Electrophysiology of Vision, Research Institute of Ophthalmology, Giza, Egypt; 2Department of Cornea and Refractive, Research Institute of Ophthalmology, Giza, EgyptCorrespondence ...
Elsaid MAM, Soliman S, Hashem O.
europepmc   +2 more sources

Abnormal evoked potentials in autoimmune glial fibrillary acidic protein astrocytopathy

open access: yeseNeurologicalSci, 2020
Autoimmune GFAP astrocytopathy is a new clinical entity and only a limited number of cases have been reported. Here we report the results of multimodal central conduction studies performed in a case of this disorder.A 72-year-old woman developed gradual ...
Ryo Tokimura   +4 more
doaj   +1 more source

Early Clinical and Subclinical Visual Evoked Potential and Humphrey's Visual Field Defects in Cryptococcal Meningitis. [PDF]

open access: yes, 2012
Cryptococcal induced visual loss is a devastating complication in survivors of cryptococcal meningitis (CM). Early detection is paramount in prevention and treatment.
Moodley Anand   +23 more
core   +2 more sources

Hydranencephaly in Neonates

open access: yesPediatrics and Neonatology, 2008
Hydranencephaly is characterized by severe dysgenesis of the cerebral hemispheres, with relative preservation of the thalamus, cerebellum and brainstem.
Jeng-Dau Tsai   +2 more
doaj   +1 more source

valuation of Subclinical Multiple Sclerosis Patients Using Pattern Visual Evoked Potentials and Visual Field Test [PDF]

open access: yes, 2014
Objectives: The aim of this study was to evaluate subclinical multiple sclerosis (MS) patients with normal visual acuity using pattern visual evoked potentials (PVEP) test and central 30-2 threshold visual field (VF) test.
Ercüment Çavdar   +2 more
core   +1 more source

Waveform-Coded Steady-State Visual Evoked Potentials for Brain-Computer Interfaces

open access: yesIEEE Access, 2021
This study presents a novel waveform-coding method for multi-target steady-state visual evoked potential (SSVEP)-based brain–computer interfaces (BCIs).
Masaki Nakanishi   +2 more
doaj   +1 more source

Shifts of attention in the early blind: an ERP study of attentional control processes in the absence of visual spatial information [PDF]

open access: yes, 2006
To investigate the role of visual spatial information in the control of spatial attention, event-related brain potentials (ERPs) were recorded during a tactile attention task for a group of totally blind participants who were either congenitally blind or
van Velzen, J.   +7 more
core   +1 more source

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